CCRL 40/4
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 2'143'600 games
played by 2'509 programs
29100 CPU days (X2 4600+)

White wins: 830'432 (38.7%)
Black wins: 670'629 (31.3%)
Draws: 642'539 (30.0%)
White score: 53.7%

Rating list

CCRL 40/4 Rating List — All engines (best versions only) (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern CPU.
Computed on December 7, 2019 with Bayeselo based on 2'143'600 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 300 games or more. Normal font - less than 300 games.

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Leelenstein 11.1 RTX20803620+23−2363.8%−81.568.8%497 
73.9%
2Fat Fritz w266 RTX20803611+19−1962.2%−71.668.5%788
61.1%
3Stockfish 2019-10-09 64-bit 4CPU3608+13−1372.0%−145.048.5%1969
82.4%
4Lc0 0.22.0 w49921 RTX20803599+15−1563.8%−82.865.5%1292
99.8%
5Allie 0.5 nn49921 RTX20803565+19−1953.0%−19.867.5%739
71.1%
6Stoofvlees II a13 RTX20803557+20−2050.5%−9.558.0%722
99.6%
7Komodo 13.2 64-bit 4CPU3522+18−1853.7%−23.960.3%846
62.4%
8Houdini 6 64-bit 4CPU3519+8−861.3%−80.455.3%5277
100.0%
9Xiphos 0.6 64-bit 4CPU3432+18−1846.2%+24.463.4%859
59.9%
10Ethereal 11.75 64-bit 4CPU3428+24−2548.1%+14.260.0%470
56.6%
11Fire 7.1 64-bit 4CPU3426+10−1045.5%+28.353.0%3248
94.0%
12Komodo 12.3 MCTS 64-bit 4CPU3412+15−1550.8%−4.151.0%1420
98.6%
13Fritz 17 64-bit 4CPU3384+20−2039.2%+70.654.4%753
94.7%
14Laser 1.7 64-bit 4CPU3366+11−1145.2%+30.252.0%2596
79.5%
15Defenchess 2.2 64-bit 4CPU3357+17−1748.2%+18.452.8%1054
82.6%
16Fizbo 2 64-bit 4CPU3347+11−1140.8%+56.447.5%2924
56.9%
17RofChade 2.202 64-bit 4CPU3345+19−1947.9%+12.561.9%749
81.1%
18Andscacs 0.95 64-bit 4CPU3335+12−1349.8%+1.848.7%2074
86.9%
19Booot 6.3.1 64-bit 4CPU3325+14−1440.9%+57.954.1%1640
55.3%
20Deep Shredder 13 64-bit 4CPU3324+11−1158.9%−64.142.7%2818
99.6%
21Schooner 2.1 64-bit 4CPU3290+21−2148.3%+8.459.1%614
70.7%
22RubiChess 1.6 64-bit 4CPU3280+26−2664.5%−95.243.7%478
91.4%
23Gull 3 64-bit 4CPU3260+9−946.3%+23.445.1%4832
58.7%
24Arasan 21.4 64-bit 4CPU3258+21−2144.6%+31.454.1%638
67.9%
25Equinox 3.30 64-bit 4CPU3252+8−840.5%+63.649.7%5005
95.9%
26Chiron 4 64-bit 4CPU3241+10−1041.3%+63.045.9%3808
67.4%
27Vajolet2 2.8 64-bit 4CPU3235+26−2557.5%−47.742.1%480
57.2%
28Critter 1.6a 64-bit 4CPU3232+7−746.4%+23.745.4%7345
72.6%
29Hannibal 1.7 64-bit 4CPU3229+10−1143.2%+45.746.6%3107
66.5%
30NirvanaChess 2.4 64-bit 4CPU3225+12−1248.5%+13.643.7%2284
99.4%
31Rybka 4.1 64-bit 4CPU3207+7−749.7%−0.342.8%6984
58.9%
32Texel 1.07 64-bit 4CPU3205+12−1250.7%+0.244.4%2186
65.5%
33Pedone 1.9 64-bit 4CPU3201+17−1748.9%+6.552.3%1008
64.0%
34BlackMamba 2.0 64-bit 4CPU3197+12−1242.3%+56.246.6%2426
85.6%
35Wasp 3.75 64-bit 4CPU3184+21−2150.8%−5.352.9%678
74.0%
36‑37Elektro 1.2 64-bit 4CPU3175+16−1642.5%+54.746.5%1300
49.9%
36‑37Senpai 2.0 64-bit 4CPU3175+12−1151.5%−9.844.7%2445
60.6%
38Nemorino 5.00 64-bit 4CPU3173+13−1350.6%−3.849.1%1764
60.3%
39iCE 4.0 64-bit 4CPU3170+23−2341.4%+50.747.1%556
89.8%
40Naum 4.6 64-bit 4CPU3153+11−1138.6%+83.638.5%2997
82.8%
41Strelka 5.1 64-bit3142+20−1966.4%−119.139.7%907
87.7%
42Protector 1.9.0 64-bit 4CPU3129+10−1046.3%+24.141.6%3770
56.6%
43ChessBrainVB 3.70 4CPU3126+23−2356.7%−42.942.1%611
91.8%
44Hiarcs 14 4CPU3108+12−1248.7%+9.440.6%2323
65.4%
45Demolito 2018-10-29 64-bit 4CPU3104+18−1750.8%−5.943.3%1019
84.6%
46Rodent III 0.273 64-bit 4CPU3091+18−1847.2%+17.148.4%915
63.4%
47chess22k 1.13 64-bit3086+19−1950.9%−5.044.2%889
55.3%
48Pirarucu 2.9.5 64-bit 4CPU3085+21−2154.6%−28.945.2%688
52.6%
49Winter 0.7 64-bit 4CPU3083+23−2359.2%−59.236.2%616
90.1%
50Cheng 4.39 64-bit 4CPU3065+15−1543.1%+43.044.8%1364
81.7%
51Crafty 25.2 64-bit 4CPU3055+15−1549.4%+3.539.4%1386
62.6%
52Bobcat 8.0 64-bit 4CPU3052+14−1447.4%+14.644.5%1541
52.1%
53Amoeba 3.0 64-bit 4CPU3051+18−1851.1%−4.843.5%941
87.5%
54‑55SmarThink 1.98 64-bit3039+9−1048.3%+10.032.7%4186
49.0%
54‑55Spike 1.4 Leiden 4CPU3039+10−1039.3%+75.336.4%4091
57.1%
56Marvin 3.4.0 64-bit 4CPU3037+22−2256.8%−45.139.4%690
66.9%
57Alfil 15.7 64-bit3031+12−1245.4%+35.037.2%2681
65.0%
58Spark 1.0 64-bit 4CPU3028+9−940.2%+70.139.4%4822
59.1%
59‑60Deep Junior 13.3 64-bit 4CPU3026+17−1734.6%+107.834.8%1259
50.2%
59‑60SlowChess Blitz Classic 1.6 64-bit3026+19−1952.3%−16.740.5%922
65.2%
61Deuterium 2019.2.37.73 64-bit3021+19−1947.3%+17.540.4%890
53.6%
62‑63Hakkapeliitta TCEC v2 64-bit3020+10−1050.4%−4.733.9%4146
48.6%
62‑63Igel 2.1.0 64-bit 4CPU3020+25−2548.2%+11.444.5%497
62.7%
64Gogobello 2.0 64-bit 4CPU3016+17−1748.3%+10.436.8%1229
61.5%
65EXchess 7.97b 64-bit 4CPU3012+17−1744.2%+39.737.5%1159
59.1%
66Topple 0.7.2 64-bit 4CPU3007+34−3464.8%−101.432.9%304
64.6%
67The Baron 3.44 64-bit 4CPU2998+24−2443.2%+47.238.2%557
57.4%
68Tucano 7.00 64-bit 4CPU2995+20−2040.9%+60.139.9%844
52.8%
69Scorpio 2.8 64-bit 4CPU2994+19−1841.3%+57.036.1%977
96.7%
70Gaviota 1.0 64-bit 4CPU2972+14−1546.2%+24.636.7%1596
56.9%
71Zappa Mexico II 64-bit 4CPU2971+7−741.6%+58.938.1%7808
75.4%
72Toga II 4.0 64-bit 4CPU2963+20−2136.8%+94.232.8%848
60.8%
73Counter 3.4 64-bit 4CPU2958+28−2848.4%+10.140.3%407
56.9%
74Onno 1.2.70 64-bit 4CPU2955+12−1236.3%+97.636.3%2353
66.9%
75Thinker 5.4c Inert 64-bit 4CPU2952+9−942.8%+49.335.0%5178
69.4%
76Godel 6.0 64-bit2947+16−1648.1%+12.633.2%1339
76.9%
77Deep Sjeng WC2008 64-bit 4CPU2940+8−839.6%+78.432.1%6111
68.6%
78Asymptote 0.6.3 64-bit 4CPU2934+25−2554.5%−29.836.8%506
55.6%
79DisasterArea 1.65 64-bit 4CPU2932+15−1544.0%+39.239.5%1463
56.4%
80Minic 1.14 64-bit2929+26−2563.1%−90.430.8%539
61.4%
81‑82Atlas 3.91 64-bit2925+11−1246.7%+21.234.5%2600
49.8%
81‑82Dirty CUCUMBER 64-bit2925+15−1546.9%+21.334.1%1456
72.7%
83MinkoChess 1.3 64-bit 4CPU2917+19−1949.9%−0.636.5%868
58.1%
84‑85DiscoCheck 5.2 64-bit2915+13−1348.1%+14.036.2%2241
49.7%
84‑85Glaurung 2.2 64-bit 4CPU2915+12−1149.7%−1.336.5%2648
57.1%
86Monolith 1.0 64-bit 4CPU2913+18−1951.1%−7.641.2%928
59.6%
87Bright 0.4a 4CPU2910+11−1142.4%+50.433.9%3023
90.8%
88Quazar 0.4 64-bit2901+7−754.1%−32.334.7%8861
54.1%
89Zurichess Neuchatel 64-bit2900+10−1051.0%−6.341.5%3572
78.8%
90Daydreamer 2.0.0-pre2 64-bit2894+13−1350.4%−4.336.1%2118
61.0%
91Cheese 2.0 64-bit 4CPU2890+24−2447.0%+19.737.2%559
73.5%
92Murka 3 64-bit2882+8−850.7%−4.436.9%5877
55.8%
93Loop M1-T 64-bit 4CPU2881+8−844.8%+33.936.5%5463
93.4%
94Tornado 8.0 64-bit 4CPU2867+16−1641.8%+55.631.1%1459
88.4%
95Nemo 1.0.1 64-bit2857+7−751.6%−10.735.2%7818
91.5%
96BugChess2 1.9 64-bit 4CPU2843+18−1850.0%−2.332.6%1034
85.8%
97Francesca MAD 0.26 64-bit2828+21−2147.4%+17.435.2%759
61.3%
98Octochess r5506 64-bit2824+14−1448.9%+5.432.1%1711
65.0%
99RuyDos 1.1.10 64-bit2819+22−2245.2%+31.138.7%672
68.4%
100Bagatur 1.8 64-bit2812+18−1850.1%−4.130.3%1021
62.8%
101GNU Chess 5.60 64-bit2808+14−1447.8%+14.434.4%1832
66.3%
102Rhetoric 1.4.3 64-bit2805+9−948.8%+8.831.4%5038
69.3%
103Shield 2.1 64-bit 4CPU2799+21−2144.2%+40.426.8%809
67.9%
104Fridolin 3.10 64-bit 4CPU2792+23−2346.6%+24.031.2%629
56.5%
105FabChess 1.12 64-bit2789+19−1949.0%+5.434.4%916
77.2%
106Ktulu 92781+8−846.5%+24.031.1%6750
98.9%
107‑109Frenzee 3.5.19 64-bit2770+8−849.1%+5.828.2%7444
48.0%
107‑109ProDeo 2.22770+19−1933.1%+135.323.1%1120
50.7%
107‑109Twisted Logic 20090922 64-bit2770+7−749.7%+3.029.9%7851
64.1%
110Pawny 1.2 64-bit2768+10−1048.1%+12.932.6%3807
64.1%
111tomitankChess 3.0 64-bit2765+14−1454.2%−35.133.5%1895
61.3%
112Jonny 4.002763+7−651.3%−11.627.5%11734
59.7%
113Bison 9.11 64-bit2761+10−1049.7%+3.526.5%4554
63.9%
114Chessmaster 11 4CPU2757+22−2259.2%−64.132.4%698
61.2%
115Arminius 2018-12-23 64-bit2753+15−1547.2%+19.528.0%1611
94.9%
116Chronos 1.9.9 64-bit2740+7−748.7%+11.733.4%7769
87.4%
117Karballo 1.8 64-bit2730+15−1547.2%+16.731.9%1539
97.7%
118Chess Tiger 2007.12713+7−748.5%+13.333.9%8066
55.0%
119GreKo 2018.08 64-bit2712+16−1649.2%+5.527.8%1336
56.0%
120Devel 2.00002711+12−1245.1%+34.129.1%2327
78.8%
121ECE 19.6.6.1 64-bit2701+20−2046.1%+26.825.3%864
60.7%
122Donna 4.1 64-bit2698+13−1349.8%+1.229.9%2042
76.9%
123‑124DanaSah 8.32689+20−2050.1%−0.833.9%797
48.0%
123‑124RedQueen 1.1.4 64-bit2689+13−1349.4%+5.029.4%2096
83.0%
125Delfi 5.42683+7−748.6%+11.731.0%8855
85.6%
126Djinn 1.021 64-bit2676+11−1150.0%−0.833.9%3095
54.6%
127Pharaon 3.5.1 4CPU2674+23−2441.7%+58.328.9%634
81.8%
128‑129Alaric 7072663+7−747.7%+16.828.0%10508
51.9%
128‑129Gandalf 7 64-bit2663+12−1244.3%+40.228.2%2385
58.0%
130K2 0.952660+28−2857.6%−54.624.1%448
64.2%
131Nebula 2.0 64-bit2654+10−1048.8%+8.329.2%4099
52.2%
132‑134Dorky 4.8 64-bit 4CPU2653+30−2956.1%−39.333.3%375
51.1%
132‑134Naraku 1.312653+14−1451.0%−5.925.4%2013
48.8%
132‑134Phalanx XXV2653+12−1250.4%−2.926.1%2428
95.2%
135Colossus 2008b2642+7−748.1%+13.930.6%9244
55.8%
136Cyrano 0.6b17 64-bit2641+8−849.4%+5.929.8%6199
67.2%
137Sjakk 2.2 64-bit2638+11−1148.2%+12.734.3%2965
59.5%
138Rodin 8.02636+13−1348.2%+11.829.4%2163
60.6%
139E.T. Chess 13.01.082634+7−747.9%+16.731.6%8397
72.2%
140WyldChess 1.51 64-bit2630+12−1246.9%+22.726.4%2345
59.3%
141Detroid 1.0.1 64-bit 4CPU2626+31−3150.4%−2.629.4%344
58.3%
142‑143Movei 00.8.438 (10 10 10)2623+7−746.5%+25.630.4%8874
44.2%
142‑143WildCat 82623+7−746.9%+24.029.4%8669
56.8%
144Orion 0.6 64-bit2622+18−1851.0%−7.229.9%1084
57.3%
145Philou 3.7.1 64-bit2620+10−1048.2%+13.529.3%4150
56.9%
146Rotor 0.7a2618+15−1449.2%+7.029.2%1694
56.8%
147‑148Sloppy 0.2.2 64-bit2617+8−747.2%+19.930.7%6938
46.9%
147‑148Zarkov 6.552617+12−1249.6%+2.529.8%2465
72.8%
149Coiled 0.5 64-bit2611+17−1852.9%−19.733.1%1097
53.7%
150‑152Delocto 0.6 64-bit2610+16−1650.8%−10.632.6%1382
47.4%
150‑152Glass 2.0 64-bit2610+9−950.2%−0.627.0%4771
50.5%
150‑152Jellyfish 1.1 64-bit2610+10−1149.3%+4.231.7%3328
56.8%
153NoraGrace 2.0 64-bit2609+12−1253.3%−26.519.2%2855
53.4%
154Ruffian 2.1.02608+9−947.6%+17.630.6%5311
58.5%
155‑156Caligula 0.9g2606+18−1859.3%−65.627.2%1065
48.6%
155‑156GarboChess 2.20 64-bit2606+11−1148.6%+10.526.3%2840
65.8%
157Amyan 1.722604+7−850.0%−0.428.2%7773
68.8%
158Lemming 0.34 64-bit2599+19−1949.0%+4.329.7%987
78.5%
159N2 0.4 64-bit2590+10−1049.9%+0.931.1%3681
57.6%
160Nawito 18122588+17−1747.3%+18.632.6%1203
69.2%
161‑162CuckooChess 1.12 64-bit2583+14−1453.1%−23.525.8%1776
47.5%
161‑162Floyd 0.9 64-bit2583+12−1249.0%+7.522.5%2698
55.9%
163Muse 0.953 64-bit2582+11−1148.9%+6.829.3%2856
71.7%
164Hamsters 0.7.12578+8−848.0%+15.230.7%6696
68.2%
165Pseudo 0.7c2576+8−848.9%+6.429.0%6159
68.4%
166SOS 5.12573+7−746.9%+22.127.6%8054
57.2%
167Galjoen 0.40 64-bit2572+18−1857.7%−59.323.3%1182
58.3%
168Maverick 1.5 64-bit2569+11−1149.8%+0.225.5%2956
68.1%
169‑170Aristarch 4.502566+7−748.0%+15.326.8%8000
51.9%
169‑170Petir 4.392566+10−1047.9%+15.531.5%3950
54.4%
171Capivara LK 0.09b02c 64-bit2565+13−1456.2%−44.328.5%1977
74.6%
172nanoSzachy 4.1 64-bit2559+12−1248.3%+11.826.9%2443
62.3%
173‑174Brutus 8.05 64-bit2557+9−946.0%+27.427.1%4572
48.5%
173‑174Dimitri 4.902557+18−1850.6%−5.625.6%1053
61.6%
175Ghost 3.1 64-bit2554+13−1350.0%−0.220.7%2103
72.4%
176‑177FrankWalter 2.4.0 64-bit2547+17−1754.1%−28.426.8%1207
50.1%
176‑177Jumbo 0.6.107 64-bit 4CPU2547+23−2350.0%+1.025.5%650
55.1%
178Anaconda 2.0.12546+10−1050.8%−5.430.5%3798
54.6%
179Rebel Century2545+12−1247.9%+13.727.6%2629
60.9%
180Betsabe II 1.842543+12−1249.1%+5.423.0%2634
59.8%
181‑182Hermann 2.6 64-bit2540+13−1346.6%+24.324.5%2124
51.2%
181‑182Ufim 8.022540+7−751.0%−8.027.6%10352
60.9%
183AnMon 5.752539+7−748.4%+10.725.0%8278
60.2%
184Pupsi2 0.092537+15−1546.8%+23.528.2%1583
93.4%
185JikChess 0.02 64-bit2522+12−1250.1%−0.720.8%2525
52.4%
186Pepito 1.59.2 64-bit2521+10−1147.9%+15.027.9%3414
87.7%
187Axolotl 1.9 64-bit2509+19−1952.9%−21.225.8%1021
59.9%
188Danchess CCT72506+15−1550.7%−4.727.0%1583
54.1%
189‑190Green Light Chess 3.01.2.22505+8−845.8%+30.528.4%6273
50.9%
189‑190Little Goliath Evolution 3.122505+7−648.6%+9.527.2%10279
60.7%
191Yace 0.99.872504+8−748.6%+9.226.4%7713
54.5%
192Trace 1.362502+26−2650.8%−3.928.4%514
78.1%
193‑196Bruja 1.9.1 64-bit2491+10−947.9%+15.525.1%4444
46.1%
193‑196CyberPagno 3.0 64-bit2491+12−1253.1%−22.324.7%2651
51.7%
193‑196Magnum 4.0 32-bit2491+15−1450.6%−12.525.1%1775
50.5%
193‑196Nemeton 1.81 4CPU2491+24−2451.1%−7.524.5%600
63.8%
197Tao 5.62486+9−949.2%+5.224.7%5211
64.9%
198Gothmog 1.0b102483+16−1655.8%−45.621.6%1393
61.2%
199BBChess 1.3b 64-bit2480+13−1351.5%−11.423.9%2151
50.5%
200Drosophila 1.5.1 64-bit2479+15−1553.4%−27.621.9%1809
53.5%
201Delphil 2.9f2478+34−3531.0%+150.522.8%342
58.3%
202Mephisto Gideon Professional2474+11−1148.7%+9.124.0%2939
63.9%
203Cerebro 3.03d2471+8−847.7%+17.223.0%6546
60.6%
204Kiwi 0.6d 64-bit2470+10−1050.4%−3.325.6%3700
55.0%
205Xpdnt 0910072469+12−1250.7%−5.525.8%2699
74.4%
206Myrddin 0.87 64-bit 4CPU2458+29−2951.9%−12.827.1%420
55.6%
207pikoSzachy 4.02456+14−1449.3%+4.722.9%1925
55.5%
208Anatoli 0.35k2455+15−1550.7%−5.326.8%1650
61.4%
209LittleThought 1.052 64-bit2452+9−947.8%+16.125.8%4660
59.9%
210Weiss 0.6 64-bit2448+30−3044.4%+40.323.2%384
55.1%
211Matacz 1.42446+8−851.0%−8.625.2%5726
56.0%
212‑213Lozza 1.18 64-bit2445+16−1650.2%−1.529.0%1431
47.5%
212‑213Tunguska 1.1 64-bit2445+20−2048.1%+17.018.2%1141
65.4%
214Ares 1.005.2 64-bit2441+13−1349.6%+1.926.4%2303
50.7%
215‑216Bumblebee 1.0.36898e1 64-bit2440+32−3244.1%+43.322.5%347
51.4%
215‑216Soldat 4.0 beta 64-bit2440+18−1856.8%−55.325.3%1156
52.1%
217SpiderChess 0706032439+8−747.1%+20.531.2%7520
67.8%
218MadChess 2.2 64-bit2436+14−1448.1%+13.423.7%1998
51.6%
219Abrok 5.02435+9−944.6%+39.625.6%5583
61.4%
220‑221King of Kings 2.562434+9−947.5%+18.023.4%4960
48.3%
220‑221LambChop 10.992434+8−849.2%+5.126.3%6399
63.0%
222Flux 2.2.12430+24−2449.9%−0.123.9%614
52.9%
223Shallow 2 rev8 64-bit2429+17−1753.1%−24.526.9%1329
56.8%
224Eeyore 1.52 64-bit2427+10−947.5%+18.325.2%4267
62.7%
225‑227Gaia 3.5 64-bit2425+9−946.9%+22.920.9%6058
49.7%
225‑227Nejmet 3.072425+8−849.4%+4.026.7%7069
51.1%
225‑227Zevra 2.1.2 r248 64-bit2425+20−2050.5%−6.822.7%958
53.8%
228‑229Gromit 3.822423+17−1748.5%+11.826.0%1180
51.7%
228‑229Quark 2.352423+8−848.2%+13.924.4%5548
71.5%
230Hussar 0.42420+9−950.9%−7.423.8%4837
56.2%
231Snitch 1.6.2 32-bit2419+10−1046.5%+26.924.9%3966
56.3%
232Dragon 4.62418+8−848.5%+10.524.9%7264
55.2%
233OliThink 5.3.0 64-bit2417+12−1246.8%+23.622.6%2579
58.3%
234RomiChess P3n 64-bit2415+14−1447.4%+18.825.7%1773
53.1%
235Typhoon 1.00-3582414+17−1745.5%+33.623.6%1384
62.3%
236Giraffe 20150908 64-bit2410+18−1849.9%+0.818.4%1213
52.6%
237Simplex 0.9.8 64-bit2409+10−1050.2%−1.621.9%3834
61.8%
238Teki 1 64-bit2406+18−1863.0%−103.318.7%1289
52.5%
239Taltos rev118 64-bit2405+18−1846.8%+22.423.1%1072
56.6%
240Ifrit m1.8 64-bit2404+11−1149.9%+0.526.1%3392
72.1%
241TJchess 1.3 64-bit2399+14−1449.2%+6.023.5%1858
74.5%
242KnightDreamer 3.32393+11−1148.4%+11.125.9%3224
53.4%
243Googleplex Starthinker 1.6 64-bit2392+19−1952.9%−22.120.5%988
51.8%
244Bearded N44.5 64-bit2391+18−1851.7%−12.623.0%1189
58.1%
245PostModernist 10162389+10−1049.6%+2.123.2%3792
58.4%
246‑247Comet B502388+10−946.9%+21.923.0%4567
49.0%
246‑247Leila 0.53h2388+8−851.3%−12.922.1%6216
66.6%
248‑249Amy 0.87b2385+9−948.0%+14.121.4%5534
50.2%
248‑249Diablo 0.5.12385+10−948.6%+10.227.1%4348
58.8%
250Capture R012384+12−1349.5%+3.924.4%2370
57.5%
251Gosu 0.162382+8−851.6%−11.921.6%6932
52.1%
252Barbarossa 0.5.0 64-bit2381+27−2750.8%−3.721.6%515
59.7%
253Cmcchess 2.6 64-bit2378+12−1249.8%+0.027.8%2807
52.7%
254Invictus r228 64-bit 4CPU2377+33−3256.6%−48.324.2%335
52.2%
255KnightX 1.95 64-bit2376+20−2052.2%−16.519.2%916
55.5%
256‑258Der Bringer 1.92374+8−851.3%−11.122.3%6871
49.5%
256‑258Jazz 721 64-bit2374+16−1647.3%+21.320.6%1400
49.6%
256‑258Patzer 3.802374+9−950.2%−1.522.4%4861
82.0%
259Terra 3.42368+10−1051.1%−7.520.4%4184
56.4%
260WChess 1.062367+20−2052.5%−20.421.4%1024
59.8%
261The Crazy Bishop 00522364+9−950.9%−9.523.2%5651
85.6%
262Homer 2.012357+9−950.5%−4.024.8%4557
56.8%
263Betsy 6.51 Nobook2356+12−1254.6%−37.423.2%2838
58.6%
264Jonesy 1.0 64-bit2354+18−1857.3%−53.426.3%1084
55.4%
265Amateur 2.862352+26−2647.3%+17.721.9%529
61.0%
266Alex 2.14a 64-bit2348+10−1048.5%+11.423.0%3776
56.8%
267‑268Popochin 4.1 64-bit2346+17−1750.9%−6.126.7%1191
47.8%
267‑268Tigran 2.4n 64-bit2346+11−1147.9%+15.825.7%3192
66.6%
269Plisk 0.2.7d 64-bit2343+10−1050.3%−1.721.5%3771
59.0%
270Horizon 4.42342+8−849.3%+5.322.6%6044
81.7%
271Queen 4.032337+8−847.9%+13.928.6%5949
80.2%
272Arion 1.72333+7−750.6%−5.025.8%7959
50.3%
273‑274Gibbon 2.60a 64-bit2332+18−1844.9%+37.622.1%1178
51.9%
273‑274Waxman 20142332+16−1650.2%−0.325.0%1471
57.1%
275Thor's Hammer 2.28 32-bit2330+13−1356.3%−52.918.6%2412
54.5%
276‑278Amundsen 0.802329+16−1655.1%−42.918.6%1522
50.4%
276‑278EveAnn 1.722329+14−1349.6%+3.323.8%2010
47.9%
276‑278Sorgenkind 0.42329+12−1248.5%+12.021.5%2698
72.0%
279Sage 3.532325+8−848.6%+10.721.7%6706
58.9%
280Chezzz 1.0.32324+9−952.6%−20.821.0%5483
68.7%
281Mediocre 0.5 64-bit2320+12−1249.6%+4.122.5%2709
54.3%
282Isa 2.0.64 64-bit2319+17−1751.0%−7.720.7%1310
56.9%
283Absolute Zero 2.4.7.2 64-bit2318+12−1248.7%+7.921.5%2600
63.5%
284Aice 0.99.22315+9−949.0%+6.922.8%5197
59.4%
285Sungorus 1.4 64-bit2314+9−951.9%−14.423.3%4947
55.3%
286Nebiyu 1.22311+41−4228.5%+203.39.8%305
55.9%
287‑288Asterisk 0.62307+10−1049.5%+3.824.3%3893
49.8%
287‑288Averno 0.812307+9−951.4%−12.321.7%4984
56.3%
289Joker 1.1.142306+13−1346.4%+25.420.8%2461
52.9%
290Kingfisher 1.0 64-bit2305+17−1751.3%−7.636.5%1166
55.3%
291Tytan 9.32 64-bit2304+13−1346.4%+26.123.8%2225
85.7%
292Resp 0.19 64-bit Nobook2295+10−1049.8%−1.721.5%3757
87.2%
293Ayito 0.2.9942287+11−1153.1%−25.619.1%3519
55.4%
294Chaturanga 2.4.32285+27−2753.0%−22.119.8%499
58.5%
295Matilde 2008 64-bit2282+13−1353.2%−25.721.0%2137
59.1%
296Fischerle 0.9.80 SE 64-bit2279+16−1651.7%−11.823.1%1405
66.4%
297Rival 1.0.1 64-bit2275+14−1460.0%−81.426.4%2009
52.6%
298CT800 1.33 64-bit2274+20−2048.7%+8.723.5%880
54.9%
299‑300Dumb 1.3 64-bit2272+19−1849.7%+2.820.1%1076
50.4%
299‑300Paladin 0.1 64-bit2272+14−1449.9%+1.821.8%1898
74.1%
301Esc 1.162267+9−952.7%−22.022.5%5445
52.8%
302Scidlet 3.61 64-bit2266+11−1150.3%−5.521.7%3314
61.2%
303Butcher 1.61 64-bit2264+12−1247.8%+15.822.0%2463
60.2%
304Zeus 1.292262+9−950.0%+0.323.9%4966
56.3%
305Natwarlal 0.142261+8−848.5%+10.321.1%7130
53.3%
306‑307Doctor 3.02260+18−1854.3%−38.227.1%1152
51.1%
306‑307KMTChess 1.2.1 64-bit2260+17−1755.7%−67.018.3%1444
74.4%
308‑309FireFly 2.7.2 64-bit2253+14−1449.0%+9.123.8%1784
49.9%
308‑309Robocide 0.4 64-bit2253+16−1649.2%+5.421.4%1463
59.1%
310Napoleon 1.8 64-bit2250+15−1549.5%+4.424.2%1766
72.8%
311SpaceDog 0.97.7 64-bit2243+19−1855.2%−39.125.0%1068
76.3%
312Ant 2006-F2236+9−948.3%+12.420.4%5263
56.4%
313‑314Anechka 0.082235+8−847.7%+15.820.2%7413
51.2%
313‑314GopherCheck 0.2.3 64-bit2235+14−1449.1%+6.425.5%1837
61.1%
315Dorpsgek Eve's Temptation 64-bit2232+17−1652.1%−15.125.5%1332
60.0%
316AliChess 4.252229+10−1045.9%+32.315.8%4382
72.8%
317OBender 3.2.x2225+12−1248.6%+8.019.7%2983
55.8%
318Joker2 0.7.7 64-bit2223+16−1647.3%+17.332.0%1325
60.8%
319‑320Adam 3.32220+10−1046.4%+29.918.9%4240
52.2%
319‑320RamJet 0.132220+16−1550.5%−2.720.3%1627
62.2%
321Exacto 0.e 64-bit2217+14−1451.7%−19.823.3%1873
54.2%
322Buzz 0.08 64-bit2216+13−1349.7%+1.417.9%2485
78.9%
323ChessAlex 2.0r42208+15−1549.5%+2.919.9%1634
54.1%
324Chispa 4.0.32207+8−850.2%−1.731.8%6494
54.3%
325Weini 0.0.24 64-bit2205+25−2553.0%−21.921.1%612
55.9%
326Beowulf 2.4a 32-bit2203+11−1049.1%+6.521.1%3697
70.3%
327RattateChess 1.0 Nosferatu2199+12−1247.7%+18.119.6%2648
59.9%
328NG-Play 9.87 64-bit2197+16−1653.1%−23.022.9%1396
54.7%
329Latista (Sinobyl) 1.52195+11−1147.5%+18.123.3%3265
63.4%
330Feuerstein 0.4.6.12192+14−1457.6%−65.720.0%2057
66.0%
331Uralochka 1.1b2189+11−1149.9%+0.521.5%3445
52.8%
332Neurosis 2.52188+16−1651.9%−13.621.8%1456
62.6%
333Mango Paola Ajedrez 1.02185+11−1146.1%+23.228.3%2902
58.1%
334Atak 6.82184+10−1048.8%+8.321.2%4264
52.6%
335MORA 1.0.02183+18−1951.9%−14.621.0%1081
51.4%
336Madeleine 0.22182+9−947.9%+15.420.0%5012
75.2%
337‑339Baislicka 1.0 64-bit2177+15−1552.4%−19.418.9%1851
48.3%
337‑339Protej 0.5.8c2177+13−1348.5%+11.215.8%2481
49.8%
337‑339SjaakII 1.3.0 64-bit2177+18−1849.3%+5.223.1%1214
52.1%
340Achillees 1.0 64-bit2176+19−1947.9%+17.217.5%1026
69.9%
341Genesis 2.02171+10−1050.7%−5.421.4%4264
76.3%
342BlackBishop 0.982163+18−1844.1%+41.417.6%1338
55.6%
343‑344InmiChess3.06N2162+10−1049.9%−1.120.3%4304
48.5%
343‑344Kurt 0.9.2.2 64-bit2162+13−1352.4%−19.920.3%2629
62.2%
345Blitzkrieg rev337 64-bit2159+13−1352.7%−20.618.2%2328
69.2%
346‑347NagaSkaki 5.122155+10−1049.2%+7.223.6%4144
52.9%
346‑347Raven 0.60 64-bit2155+20−2052.5%−17.624.1%868
70.6%
348Chesley r323 64-bit2147+17−1756.2%−61.117.4%1433
60.2%
349Alarm 0.93.12145+9−951.6%−12.817.6%5450
58.8%
350Lime 662143+8−848.0%+16.016.6%6716
53.6%
351Hedgehog 1.813 64-bit2142+35−3456.3%−50.316.5%316
52.6%
352Sunsetter 10.3 64-bit2141+11−1149.7%+1.019.0%3449
70.4%
353‑355ChessKISS 1.7c 64-bit2136+13−1350.7%−3.722.5%2409
51.2%
353‑355Fortress 1.622136+8−851.1%−9.821.3%6654
47.6%
353‑355Tiny Chess 1.46 64-bit2136+18−1849.5%+1.922.3%1227
61.6%
356Nesik 0.7.0 alpha2133+9−949.4%+4.620.8%4657
64.5%
357WJChess 1.642131+9−949.9%−0.520.1%5590
75.0%
358Prophet3 20170909 64-bit2125+17−1750.6%−3.922.8%1227
55.1%
359Uragano 3D 0.922123+25−2550.3%−7.418.8%597
64.7%
360‑361Clever Girl r160 64-bit2117+18−1847.7%+17.821.4%1117
49.7%
360‑361Merlin 2.3.12117+25−2549.8%−1.312.7%664
56.8%
362Embla 1.0.3 64-bit2114+14−1451.8%−13.623.0%1971
70.2%
363GK 0.90 64-bit2110+11−1149.3%+4.220.9%3456
63.0%
364‑365Alf 1.09 64-bit2107+16−1648.5%+13.819.4%1507
46.5%
364‑365KnockOut 0.7.12107+15−1553.7%−29.119.2%1697
68.8%
366BikJump 2.01 64-bit2103+8−849.7%+0.522.2%6398
53.9%
367Micah 1.0 64-bit2102+24−2445.7%+29.928.2%575
55.3%
368Wing 2.0a2100+9−951.0%−7.820.4%5378
60.8%
369Clarabit 1.00 64-bit2098+10−1048.1%+15.323.0%4388
93.7%
370Squared-chess 1.3.0 64-bit2083+18−1848.7%+10.619.1%1122
61.1%
371‑372AdroitChess 0.42079+19−1949.0%+9.517.9%1063
51.2%
371‑372Parrot 07.07.222079+14−1550.1%−0.520.8%1820
80.0%
373Abbess 2018.02.072070+15−1549.9%+0.316.8%1668
53.5%
374Crabby 2.02068+30−2965.3%−118.516.0%457
55.0%
375Alcibiades 0.2.7 64-bit2066+24−2442.4%+67.818.6%662
50.8%
376Gunborg 1.35 64-bit2065+17−1752.1%−14.721.1%1289
55.5%
377Cinnamon 2.2a 64-bit2064+18−1948.3%+12.724.3%1038
60.3%
378Little Wing 0.5.0 64-bit2060+17−1751.8%−14.220.9%1294
56.2%
379‑381Matheus 2.32059+9−949.2%+5.821.4%5647
49.3%
379‑381Small Potato 0.7.0 64-bit2059+17−1850.9%−7.320.1%1226
50.8%
379‑381Smash 1.0.3a 64-bit2059+25−2460.7%−84.218.2%659
54.5%
382ChessMind 0.822057+12−1250.3%−2.017.3%2894
54.1%
383Monarch 1.72056+10−1052.4%−18.918.8%4151
55.4%
384‑385Dolphin 1.0 64-bit2055+16−1647.6%+18.615.3%1591
50.1%
384‑385King's Out 0.2.422055+18−1852.1%−23.316.5%1282
69.0%
386Bodo 0.2b2050+12−1247.3%+21.218.8%2897
66.3%
387RDChess 3.232046+13−1353.8%−31.619.3%2497
65.1%
388Gerbil 0.2 64-bit2043+10−1051.9%−15.519.0%4626
55.2%
389Vice 1.0 64-bit2042+12−1249.7%+2.019.1%2967
56.3%
390Ax 0.82041+12−1244.5%+46.116.7%3061
71.8%
391Jabba 1.0 64-bit2036+12−1149.5%+4.618.8%3101
65.2%
392PLP 16615712032+17−1653.9%−34.812.8%1523
59.5%
393ProChess 101CN2029+17−1753.3%−30.415.6%1394
66.9%
394ZCT 0.3.2500 64-bit2024+18−1849.6%+5.815.6%1218
51.4%
395Zeta Dva 0210 64-bit2023+19−1951.0%−5.114.3%1132
57.3%
396Bestia 0.902021+8−845.9%+33.819.9%6315
52.3%
397Bismark 1.42020+39−3775.9%−309.010.8%455
51.2%
398Plywood 1.732019+21−2150.3%−2.016.3%875
58.5%
399Ecce 1.0 (rev. 508) 64-bit2017+13−1350.0%−0.716.3%2361
52.6%
400Cupcake 1.1a 64-bit2016+24−2549.0%+10.718.2%626
57.7%
401‑402DelphiMAX 2.92013+13−1345.0%+41.315.3%2470
50.6%
401‑402Oberon 0.042013+19−1950.2%−1.420.2%1070
51.9%
403Schola 1.1.0 64-bit2012+21−2150.1%−0.719.2%864
60.0%
404Freyr 1.068 64-bit2008+20−2051.7%−7.716.5%1102
55.5%
405Ceibo 0.4 64-bit2007+14−1455.9%−44.023.2%2032
56.1%
406‑407Leonidas 83 64-bit2005+17−1754.8%−30.416.2%1482
52.4%
406‑407Requiem 0.532005+12−1251.6%−18.342.2%2485
75.7%
408Chess4j 3.5 64-bit1996+21−2150.9%−6.220.4%873
51.6%
409Wowl 1.31995+29−2946.5%+27.419.0%443
55.8%
410Gullydeckel 2.16pl11993+11−1151.3%−9.918.5%3488
53.4%
411Goldfish 1.13.0 64-bit1992+19−1958.8%−64.425.3%973
60.3%
412Elephant 1.061989+12−1247.6%+18.317.0%3043
54.0%
413‑414BigLion 2.23x1988+8−846.2%+28.418.9%6608
51.1%
413‑414Snowy 0.2 64-bit1988+15−1547.9%+13.117.0%1808
52.6%
415‑416Arabian Knight 1.551987+23−2353.1%−9.419.7%701
51.0%
415‑416Bubble 1.51987+14−1448.0%+12.816.1%2047
51.9%
417Armageddon 2.3081986+11−1146.2%+28.022.7%3165
89.9%
418Faile 1.4.41978+9−944.5%+46.723.2%5933
54.8%
419Slibo 0.5.11976+25−2550.0%−12.619.9%592
66.1%
420Matant 5.041970+14−1454.4%−37.616.4%2007
58.2%
421‑422La Dame Blanche 2.0c1968+13−1351.6%−14.718.5%2476
50.1%
421‑422Monik 2.2.3 64-bit1968+16−1650.2%−1.216.6%1714
51.8%
423‑424SSEChessII 2.05 DC1967+9−1051.0%−9.620.4%4628
51.2%
423‑424Sissa 2.01967+23−2345.8%+32.431.5%642
51.9%
425Jacksprat 1.0 64-bit1966+20−2052.3%−17.919.4%983
65.5%
426Cilian 4.141962+10−1046.5%+26.124.6%3880
54.5%
427‑428ALChess 1.841961+14−1449.6%+2.322.4%2015
48.9%
427‑428Eia 0.31961+18−1950.5%+0.121.4%1103
53.3%
429‑430BSC 3.91960+19−1950.5%−2.612.2%1185
49.4%
429‑430Franky 1.0 64-bit1960+18−1847.0%+24.412.0%1221
60.3%
431Mustang 4.971957+13−1354.5%−34.424.7%2535
58.0%
432AdaChess 3.6 64-bit1955+21−2151.1%−8.319.8%853
53.8%
433Micro-Max 4.81954+9−948.0%+17.222.1%5640
53.1%
434Etude 0.1.21953+11−1146.9%+24.721.9%3048
64.9%
435‑436JanWillem 1.131951+9−947.6%+17.016.7%4911
49.7%
435‑436Wuttang r2 64-bit1951+36−3654.9%−38.119.1%304
53.5%
437Pleco 0.1.3 64-bit1949+29−2957.6%−62.630.3%452
69.7%
438Sharper 0.171940+13−1345.6%+33.917.0%2711
58.6%
439BeLL 0.0.41 64-bit1938+19−1950.2%−1.822.8%1008
82.9%
440BibiChess 0.51927+11−1149.8%−1.221.2%3261
54.9%
441SMIRF 178eBC1925+30−3061.1%−112.514.8%553
57.5%
442Heracles 0.6.161922+9−948.1%+14.320.4%5031
62.5%
443SamChess1919+13−1354.5%−53.317.7%2473
64.4%
444IACH 0.56z1916+11−1151.5%−10.519.5%3576
56.9%
445Tony's Chess 0.031914+19−1950.9%−6.916.6%1032
53.3%
446BamBam1913+14−1444.7%+43.719.4%2010
57.7%
447Eagle 0.7.51912+12−1251.6%−12.013.2%2994
51.5%
448Reger 0.091911+21−2250.8%−3.618.6%848
57.8%
449Dabbaba 7.491909+13−1453.3%−42.516.8%2393
56.8%
450Warrior 1.0.31907+9−951.5%−13.320.8%5064
64.9%
451Clueless 1.41905+9−950.0%−0.113.1%5847
56.9%
452‑453Claudia 0.51903+25−2543.6%+48.817.3%620
47.8%
452‑453Morphy 3.221903+13−1354.3%−35.022.2%2443
67.6%
454Zeta v0.99m GTX10501896+26−2745.7%+32.214.7%550
53.5%
455SnailChess 4.0131895+11−1152.7%−21.220.5%3742
74.1%
456Surprise 4.3b131889+17−1750.7%−6.713.3%1540
56.1%
457Tyrell 1.021887+21−2162.3%−135.815.8%1032
53.9%
458MatMoi 7.15.0-cct 64-bit1885+18−1847.7%+20.114.6%1281
54.3%
459‑460MrChess 2.11884+17−1758.7%−90.818.4%1487
50.0%
459‑460Purple Haze 2.1.01884+12−1251.5%−10.614.1%2786
63.2%
461FreeChessII 2.171879+23−2361.8%−137.912.3%867
78.6%
462Presbyter 1.3.0 64-bit1866+23−2350.8%−5.515.6%751
59.7%
463‑464Butter 1.0 64-bit1862+19−1953.0%−24.115.1%1141
51.9%
463‑464Simontacchi 1.811862+14−1457.2%−59.012.2%2054
83.2%
465Roce 0.03901853+10−1050.2%−1.919.5%4006
63.5%
466Deepov 0.4.1 64-bit1850+16−1648.2%+14.120.9%1514
75.0%
467Ranita 2.41843+11−1153.1%−24.418.7%3344
67.1%
468Sayuri 2018.03.06 64-bit1838+20−2049.0%+8.813.7%979
56.6%
469‑470Milady 3.251836+20−2051.8%−38.912.0%1151
48.2%
469‑470Skiull 0.3 64-bit1836+19−1952.2%−13.629.4%980
59.0%
471HeavyChess 0.13 beta1833+18−1760.0%−96.330.6%1244
55.9%
472Ajedrez Tactico 2.73b1832+15−1553.4%−27.917.0%1734
76.7%
473Celes 0.77c1825+12−1251.3%−9.418.6%2821
53.2%
474JARS 1.75a1824+14−1456.5%−63.819.6%1994
65.6%
475Ziggurat 0.18 64-bit1819+22−2155.2%−43.511.5%877
52.3%
476RataAeroespacial 0.2.11818+14−1452.2%−17.711.9%2223
61.0%
477NoonianChess 3206P21814+24−2460.7%−118.617.4%771
56.7%
478Predateur 2.1 64-bit1811+15−1549.1%−0.315.4%1925
52.3%
479Chenard 2013.02.27 64-bit1810+35−3556.2%−53.013.5%364
60.9%
480MorphyChess 1.0.51805+14−1451.1%−5.119.7%2056
57.0%
481Beaches 2.321803+11−1148.3%+8.616.6%3798
65.2%
482‑484ChessterfieldCL i5a1800+15−1446.8%+26.319.1%2134
47.3%
482‑484Macromix 2.011800+19−1959.8%−96.922.0%1148
50.7%
482‑484Pigeon 1.5.1 64-bit1800+15−1548.1%+14.825.6%1792
76.9%
485‑486Bremboce 0.6.21792+18−1856.2%−70.514.5%1290
47.9%
485‑486HoiChess 0.103 64-bit1792+20−1963.6%−122.917.1%1095
52.5%
487Enigma 1.1.41791+12−1151.9%−13.919.2%3117
54.8%
488MOBMAT 0.903d 64-bit1790+26−2644.6%+46.512.1%588
51.7%
489CDrill 1800 build 41789+19−1946.3%+34.915.6%1134
57.0%
490Grizzly 1.40.1b1787+14−1453.7%−35.912.0%2305
58.4%
491Embracer 1.121785+14−1452.5%−23.823.2%2209
57.7%
492Cecir 3.51783+12−1248.8%+8.218.6%2722
56.2%
493Fauce 0.41c1782+15−1549.3%+8.936.2%1477
54.1%
494Sapeli 1.0 64-bit1780+19−1948.6%+12.418.8%1062
62.1%
495Apollo 1.2.1 64-bit1775+31−3153.7%−36.914.0%443
50.9%
496BeRoChess 1.00 32-bit1774+34−3366.5%−179.825.8%399
52.8%
497Pulsar 2009-9b1773+15−1556.3%−62.521.2%1802
77.7%
498Mint 2.31765+16−1658.5%−81.518.4%1655
51.7%
499Robin 0.9831764+10−1052.1%−19.418.4%4012
63.1%
500Lodocase 2402081761+19−1954.6%−55.214.2%1230
82.4%
501Laurifer 1.01750+11−1147.4%+18.119.2%3954
70.4%
502‑504Rocinante 2.0 64-bit (mcts)1745+18−1851.2%−3.917.5%1210
49.7%
502‑504Vicki 0.041a1745+12−1253.6%−37.718.1%2674
48.2%
502‑504Ziggy 0.71745+20−2060.8%−114.414.5%1154
58.9%
505Elf 1.3.01743+10−1045.9%+34.314.6%4950
85.9%
506‑507Kanguruh 1.931735+11−1152.5%−19.918.9%3575
51.9%
506‑507Shallow Blue 2.0.0 64-bit1735+28−2860.2%−76.218.7%503
51.0%
508Adamant 1.71734+9−947.3%+21.616.3%5291
63.1%
509GChess IV 0.2.01732+13−1357.2%−60.029.3%2516
54.7%
510Zzzzzz 3.511730+17−1748.9%+11.422.7%1245
58.5%
511JaksaH 1.14.1 64-bit1728+18−1849.5%+3.322.2%1149
60.1%
512‑513Kitteneitor 0.22.11724+19−1950.9%−7.634.2%991
50.7%
512‑513Zoidberg 0.11724+17−1754.6%−47.616.4%1477
52.7%
514TSCP 1.811723+10−1048.5%+13.315.0%4453
56.4%
515SEE 0.6.91722+12−1252.9%−26.619.6%2919
60.5%
516EnkoChess 2017.08.191717+31−3146.7%+30.820.9%378
62.9%
517‑518Aldebaran 0.7.01712+11−1147.9%+14.634.3%3158
51.1%
517‑518Tristram 4.161712+24−2450.2%−1.415.9%654
74.1%
519Testina 3c1698+33−3264.4%−140.724.6%403
56.1%
520Jester 0.841695+16−1650.4%−3.313.4%1554
52.2%
521Celestial 1.01694+18−1849.6%+4.119.1%1185
54.3%
522‑523Chess 4.1a1692+34−3457.8%−103.019.9%397
51.1%
522‑523SharpChess2 2.6.91692+34−3457.4%−99.86.2%438
61.7%
524Gargamella 0.5.01686+15−1550.8%−8.416.5%1774
56.5%
525‑526Chengine r38 64-bit1683+33−3349.9%+1.011.1%352
51.1%
525‑526Mizar 3.01683+10−1047.6%+21.715.8%4260
73.2%
527BACE 0.451678+11−1149.4%+1.617.4%3350
52.5%
528PolarChess 1.31677+13−1352.6%−21.416.4%2590
56.7%
529Tom Thumb 0.2 64-bit1675+19−1948.6%+13.018.5%1049
58.9%
530Golem 0.4411672+21−2144.3%+42.517.4%873
79.9%
531Belzebub 0.671662+10−1050.3%+1.328.2%3954
73.1%
532Pooky 2.71657+14−1450.9%−5.116.0%1968
56.3%
533Koedem 1.1.1 64-bit1655+19−1954.0%−30.517.8%1101
51.1%
534JSBam 0.521654+28−2839.8%+75.120.4%476
59.0%
535DChess 1.0.21651+12−1249.8%+1.817.4%3166
64.5%
536Simon 1.2 64-bit1647+16−1650.3%−2.518.0%1481
60.0%
537Spartan 1.01644+24−2449.2%+9.219.1%660
52.1%
538‑539IQ23.0031643+10−1047.7%+17.334.7%3459
47.1%
538‑539Vapor 0.01r121643+13−1354.4%−30.339.4%2122
86.5%
540‑541ChessRikus 1.4661633+13−1351.4%−8.517.6%2276
51.8%
540‑541MSCP 1.441633+12−1246.8%+23.918.6%3058
72.6%
542Storm 0.61628+10−1047.9%+17.117.0%4546
67.7%
543Monochrome1624+16−1647.0%+25.224.9%1487
59.2%
544Saruman 2017.08.10 64-bit1621+21−2149.2%+16.336.7%731
54.3%
545Revati 0.4c1619+24−2461.8%−97.922.6%721
51.9%
546KasparovChess 1.0.0 64-bit1618+26−2653.0%−24.76.1%639
60.5%
547Philemon C1614+16−1654.7%−31.824.7%1446
57.6%
548Bullitchess 1.0 64-bit1612+21−2155.4%−42.216.7%909
51.3%
549Rainman 0.7.51611+13−1446.7%+27.825.0%2201
57.4%
550Pulse 1.6.1 64-bit1609+18−1853.2%−19.725.8%1258
67.5%
551Marginal 0.11599+40−4052.6%−42.84.1%342
62.1%
552Zotron 4.4.61593+10−1050.2%+1.125.7%3830
55.6%
553Violet 4.0 64-bit1591+22−2248.0%+16.421.0%781
52.9%
554Darky 0.5d1590+23−2346.6%+19.317.4%841
51.5%
555Casper rev4 64-bit1589+23−2347.5%+20.120.5%762
63.7%
556Dreamer 0.3.0 64-bit1583+24−2451.6%−13.316.1%694
54.9%
557‑558Damas 91581+14−1452.6%−20.317.7%1952
50.5%
557‑558Needle 0.5311581+10−946.1%+31.726.3%4597
64.0%
559SdBC 0.41.401578+16−1742.9%+51.425.1%1365
53.5%
560VanillaChess 2.6g1577+19−1955.6%−42.817.7%1126
57.5%
561Cicada 0.1 64-bit1574+17−1751.2%−8.121.6%1288
96.4%
562Hokus-Pokus 0.6.31551+18−1851.9%−12.118.3%1224
64.0%
563mACE 0.2.2.6161547+18−1846.6%+25.817.9%1212
61.2%
564Larsen VB 0.05.00011543+14−1443.1%+57.018.4%2239
66.9%
565Trappist r36 64-bit1536+31−3227.9%+197.814.0%501
81.7%
566Yawce 0.161517+25−2551.4%−17.114.1%658
70.4%
567Supra 23.1 64-bit1508+22−2338.4%+106.218.6%880
70.2%
568Piranha 0.51501+10−1042.7%+63.114.4%4529
53.2%
569Alibaba 1.381500+23−2344.3%+45.316.9%804
63.8%
570Apep 1.011494+26−2646.6%+27.19.1%692
51.9%
571Tarrasch Toy Engine 0.9061493+13−1342.3%+59.918.5%2307
62.1%
572St Andersen 1.31 64-bit1490+15−1541.4%+65.518.4%1732
62.2%
573Pwned 1.2 64-bit1484+32−3238.1%+103.217.5%423
53.6%
574APILChess 1.05r1b1483+16−1642.6%+58.722.4%1561
61.0%
575Pentagon 1.21479+19−1839.9%+72.033.0%1020
57.1%
576Gedeone 16201476+28−2863.1%−117.716.3%533
62.2%
577Roque 1.11471+16−1644.5%+45.517.7%1537
53.7%
578Numpty Recharged 64-bit1470+15−1547.8%+14.220.3%1761
80.4%
579Blikskottel 0.81462+13−1347.3%+21.621.1%2410
91.2%
580Hactar 0.9.0 64-bit1449+14−1445.3%+33.931.7%1823
53.9%
581Nero 6.11448+15−1440.2%+74.120.7%1911
97.2%
582Suff 0.3.a1422+23−2340.4%+76.822.4%763
66.6%
583Sabrina 3.0.25 64-bit1414+27−2749.8%−2.832.1%489
60.9%
584MiniMardi 1.31410+11−1137.3%+108.617.6%3716
51.9%
585Quokka 2.0 64-bit1409+27−2746.0%+30.931.6%471
57.1%
586‑587Eden 0.0.131407+15−1539.4%+81.516.6%1994
47.7%
586‑587Satana 2.4.19 64-bit1407+16−1644.3%+44.129.6%1416
57.2%
588‑589Goyaz 0.0071405+16−1648.2%+15.917.9%1855
49.9%
588‑589JChess 1.01405+18−1838.5%+90.320.1%1226
92.6%
590Nanook 0.171389+14−1444.3%+50.836.7%2027
89.9%
591Skaki 1.231372+23−2351.7%+1.817.2%901
62.8%
592Virutor Chess 1.1.21367+19−1946.8%+23.919.6%1069
57.5%
593MiniChessAI 1.191364+16−1651.2%−0.420.3%1723
92.8%
594Joanna 2002 1.031345+21−2138.1%+107.626.3%1017
54.7%
595Honzovy Sachy 1.0 64-bit1343+20−2135.9%+123.714.1%1076
63.3%
596Gladiator 0.0.7 64-bit1338+24−2448.9%+10.917.4%736
67.5%
597Ozwald 0.431331+15−1447.1%+32.919.2%2153
80.6%
598Fimbulwinter 5.001318+26−2637.6%+99.012.2%748
91.9%
599CeruleanJS 0.1.1 Blizzard 64-bit1296+17−1735.9%+113.928.4%1494
69.5%
600KillerQueen 2.0b31290+15−1545.5%+48.927.1%1766
57.4%
601TRex 1.91288+19−1942.5%+81.516.1%1287
69.6%
602Chess 1.3.1 by David Cimbalista1280+23−2353.4%−20.523.8%715
60.9%
603QuTeChess 1.0.1t r31275+22−2248.7%+38.936.3%819
59.3%
604Ronja 0.8.1 64-bit1271+25−2535.9%+116.322.8%628
95.9%
605Tikov 0.6.31244+17−1745.1%+62.617.3%1647
82.8%
606Raffaela 0.1.41233+18−1841.5%+98.926.3%1388
56.6%
607Gringo 1.4.9b1231+17−1748.2%+35.016.0%1529
51.0%
608Pierre 1.71230+19−1953.2%−27.912.0%1262
55.2%
609Dragontooth 0.2 Bahamut 64-bit1228+24−2353.1%−24.913.4%752
57.6%
610Toledo Nanochess Jan/11/20101226+14−1439.5%+101.732.0%2046
68.5%
611Neurone XXIII1217+31−3147.4%+32.212.2%492
55.2%
612GrayMatter SVN16041214+38−3841.5%+105.918.6%376
55.4%
613Enxadrista 1.011211+30−3143.2%+37.715.5%465
91.8%
614DarkFusch 0.91185+20−2040.4%+115.531.3%1014
58.9%
615Project Invincible 2.041181+26−2638.6%+157.427.3%674
92.6%
616Cassandre 0.241157+20−2057.5%−46.750.3%805
82.6%
617JChecs 0.1.01141+26−2357.3%−52.045.9%481
54.3%
618Brama 0512041139+32−2347.6%+5.246.0%313
59.0%
619Soberango 0.09.81134+24−1944.9%+38.426.0%643
56.1%
620Usurpator II1132+21−1752.7%−39.423.4%953
100.0%
621Blitzter 2.01078+47−3449.9%−3.76.4%760
59.0%
622Strategic Deep 1.251074+51−3852.6%−19.515.2%854
54.5%
623Frank 0.581072+49−3944.5%+44.727.0%943
73.0%
624Talvmenni 0.11064+56−4857.7%−65.435.0%978
88.9%
625Minnow1043+80−6952.0%−11.835.2%474
82.8%
626Xadreco 5.71025+94−8645.3%+23.823.0%683
52.3%
627Safrad 2.1.35.2101024+93−8734.8%+158.620.9%2050
70.0%
628Iota 1.0 32-bit1018+100−9459.1%−89.727.5%1154
87.1%
629GIUChess 1.0 beta21001+117−11054.6%−30.135.1%772
62.9%
630Belofte 0.9.3 64-bit989+154−12393.3%−497.35.6%360
56.4%
631Kace 0.82982+139−12949.9%+11.625.7%354
71.0%
632feeks 2018-01-31 LM972+145−14042.2%+68.326.9%1032
76.5%
633Youk 1.0.5962+154−14954.7%−81.630.9%1347
87.7%
634NSVChess v0.14945+172−16751.2%−16.731.9%675
52.3%
635Zoe 0.1944+173−16744.1%+72.326.2%1392
61.3%
636Chad's Chess 0.15940+177−17137.4%+125.415.7%1280
88.9%
637Luzhin 0.1926+191−18656.7%−43.938.2%2598
100.0%
638Hippocampe 0.4.1870+248−24262.2%−101.831.1%534
56.7%
639Pyotr 0.6 AM867+250−24470.5%−164.034.8%2101
80.2%
640Dika 0.4209859+258−25366.5%−104.546.1%1552
87.3%
641Chessputer revision 7 64-bit846+271−26567.2%−113.844.4%1393
100.0%
642Alouette 0.0.5 64-bit699+417−41249.0%+3.537.4%11243
99.6%
643EasyPeasy 1.0682+435−43054.6%−11.522.9%2824
96.6%
644AcquaD 3.9.1 LDC637+480−47451.0%+24.012.4%451
81.1%
645AcquaD 3.2.26612+505−49933.2%+126.117.5%639
100.0%
646NEG 0.3d548+569−56447.6%+32.139.6%2789
100.0%
647Ram 2.0509+608−60240.7%+76.358.1%2486
100.0%
648CPP1457+659−65446.7%+40.046.8%1810
100.0%
649POS 1.20422+695−68957.1%−30.045.2%3106
100.0%
650LaMoSca 0.10364+753−74743.1%+79.378.4%2861
78.7%
651ACE 0.1359+758−75346.0%+62.657.4%3337
100.0%
652SxRandom 1 64-bit204+913−9084.8%+568.77.4%726
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Leelenstein 11.1 RTX20803620 29.5 − 26.5
+4−1=51
+3
33.5 − 24.5
+11−2=45
+28
30 − 28
+2−0=56
−13
36.5 − 21.5
+15−0=43
+12
36 − 21
+18−3=36
+8
37.5 − 20.5
+18−1=39
−18
39 − 19
+21−1=36
−6
  47 − 11
+37−1=20
+19
 
2Fat Fritz w266 RTX2080361126.5 − 29.5
+1−4=51
−3
 46 − 35
+14−3=64
+31
39 − 42
+3−6=72
−22
50 − 28
+22−0=56
+29
55.5 − 35.5
+23−3=65
+4
53 − 27
+27−1=52
+1
56 − 25
+33−2=46
+18
  62 − 19
+45−2=34
−13
 
3Stockfish 2019-10-09 64-bit 4CPU360824.5 − 33.5
+2−11=45
−28
35 − 46
+3−14=64
−31
 28 − 30
+5−7=46
−18
33 − 24
+12−3=42
0
47.5 − 43.5
+18−14=59
−40
97 − 53
+46−2=102
−7
144 − 72
+80−8=128
+5
81 − 29
+54−2=54
−31
42.5 − 11.5
+31−0=23
+3
162.5 − 43.5
+122−3=81
+8
84 − 26
+61−3=46
−25
4Lc0 0.22.0 w49921 RTX2080359928 − 30
+0−2=56
+13
42 − 39
+6−3=72
+22
30 − 28
+7−5=46
+18
 33 − 27
+7−1=52
−9
49 − 41
+15−7=68
−20
 99.5 − 59.5
+47−7=105
−11
  121 − 39
+84−2=74
−13
 
5Allie 0.5 nn49921 RTX2080356521.5 − 36.5
+0−15=43
−12
28 − 50
+0−22=56
−29
24 − 33
+3−12=42
0
27 − 33
+1−7=52
+9
 47.5 − 41.5
+18−12=59
+9
 37.5 − 22.5
+18−3=39
+22
  40.5 − 18.5
+26−4=29
−28
 
6Stoofvlees II a13 RTX2080355721 − 36
+3−18=36
−8
35.5 − 55.5
+3−23=65
−4
43.5 − 47.5
+14−18=59
+40
41 − 49
+7−15=68
+20
41.5 − 47.5
+12−18=59
−9
 46.5 − 41.5
+23−18=47
−16
50.5 − 39.5
+27−16=47
−1
  59.5 − 30.5
+45−16=29
−21
 
7Komodo 13.2 64-bit 4CPU352220.5 − 37.5
+1−18=39
+18
27 − 53
+1−27=52
−1
53 − 97
+2−46=102
+7
  41.5 − 46.5
+18−23=47
+16
 20 − 24
+4−8=32
−28
74.5 − 42.5
+38−6=73
−11
32.5 − 21.5
+16−5=33
−36
30 − 14
+17−1=26
+8
 
8Houdini 6 64-bit 4CPU351919 − 39
+1−21=36
+6
25 − 56
+2−33=46
−18
72 − 144
+8−80=128
−5
59.5 − 99.5
+7−47=105
+11
22.5 − 37.5
+3−18=39
−22
39.5 − 50.5
+16−27=47
+1
24 − 20
+8−4=32
+28
 74.5 − 40.5
+36−2=77
−7
39.5 − 15.5
+24−0=31
+36
 66 − 33
+36−3=60
−13
9Xiphos 0.6 64-bit 4CPU3432  29 − 81
+2−54=54
+31
   42.5 − 74.5
+6−38=73
+11
40.5 − 74.5
+2−36=77
+7
 24 − 31
+5−12=38
−35
64 − 50
+26−12=76
+25
 
10Ethereal 11.75 64-bit 4CPU3428  11.5 − 42.5
+0−31=23
−3
   21.5 − 32.5
+5−16=33
+36
15.5 − 39.5
+0−24=31
−36
31 − 24
+12−5=38
+35
 26 − 27
+6−7=40
−7
 
11Fire 7.1 64-bit 4CPU342611 − 47
+1−37=20
−19
19 − 62
+2−45=34
+13
43.5 − 162.5
+3−122=81
−8
39 − 121
+2−84=74
+13
18.5 − 40.5
+4−26=29
+28
30.5 − 59.5
+16−45=29
+21
14 − 30
+1−17=26
−8
 50 − 64
+12−26=76
−25
27 − 26
+7−6=40
+7
 27 − 20
+14−7=26
+32
12Komodo 12.3 MCTS 64-bit 4CPU3412  26 − 84
+3−61=46
+25
    33 − 66
+3−36=60
+13
  20 − 27
+7−14=26
−32
 
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Leelenstein 11.1 RTX20803620 73.982.494.3100.0100.0100.0100.0100.0100.0100.0100.0
2Fat Fritz w266 RTX2080361126.1 61.185.7100.0100.0100.0100.0100.0100.0100.0100.0
3Stockfish 2019-10-09 64-bit 4CPU360817.638.9 82.4100.0100.0100.0100.0100.0100.0100.0100.0
4Lc0 0.22.0 w49921 RTX208035995.714.317.6 99.8100.0100.0100.0100.0100.0100.0100.0
5Allie 0.5 nn49921 RTX208035650.00.00.00.2 71.199.9100.0100.0100.0100.0100.0
6Stoofvlees II a13 RTX208035570.00.00.00.028.9 99.6100.0100.0100.0100.0100.0
7Komodo 13.2 64-bit 4CPU35220.00.00.00.00.10.4 62.4100.0100.0100.0100.0
8Houdini 6 64-bit 4CPU35190.00.00.00.00.00.037.6 100.0100.0100.0100.0
9Xiphos 0.6 64-bit 4CPU34320.00.00.00.00.00.00.00.0 59.971.794.9
10Ethereal 11.75 64-bit 4CPU34280.00.00.00.00.00.00.00.040.1 56.686.3
11Fire 7.1 64-bit 4CPU34260.00.00.00.00.00.00.00.028.343.4 94.0
12Komodo 12.3 MCTS 64-bit 4CPU34120.00.00.00.00.00.00.00.05.113.76.0 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100


Complete list (all engines and versions)


Selections from the complete rating list:

All engines   |   32-bit

1-2-CPU engines   |   32-bit

Single-CPU engines   |   32-bit

Multi-CPU engines   |   32-bit

2-CPU engines   |   32-bit

4-CPU engines   |   32-bit

Free engines   |   32-bit

Free 1-2-CPU engines   |   32-bit

Free single-CPU engines   |   32-bit

Free multi-CPU engines   |   32-bit

Free 2-CPU engines   |   32-bit

Free 4-CPU engines   |   32-bit

Open source engines   |   32-bit

Open source 1-2-CPU engines   |   32-bit

Open source single-CPU engines   |   32-bit

Open source multi-CPU engines   |   32-bit

Open source 2-CPU engines   |   32-bit

Open source 4-CPU engines   |   32-bit

Custom comparison

Step 1. Select class of engines to compare:

Only public releases (no private engines)
Only engines with default settings
Only new versions
Only best versions from each family

Select additional individual engines or engine families. You can select multiple items in each list by pressing SHIFT or CTRL while selecting. These lists can be used all at the same time, all selections will be simply combined together.

Families

Engines


Step 2. Select output that you want to see.

Rating list
Testing profile
  (Step: , Numbers: )

Results table
Performance table
Score table
LOS table
Proportion of draws
Number of games
Number of connecting games
Percentage of connecting games
Score with common opponents
Score with all opponents
Performance with common opponents
Performance with all opponents
LOS with common opponents
LOS with all opponents

Maximum size of cross-tables (from 2 to 100):
Limit crosstables to engines in ELO range: to
Match length (Minimum number of games to highlight with color):

Cross-tables show only best version of each engine
Sort cross-tables by:   Rating   Name
Highlight diagonal of cells wide. (0 to highlight everything)

Reference rating list:
Recalibrate:
  No recalibration (reference and current list are compared as they are)
  Recalibrate reference list to current one using selected engines only
  Recalibrate reference list to current one using all common engines
  Recalibrate current list to reference using selected engines only
  Recalibrate current list to reference using all common engines


Step 3.


Download games in PGN format

All games are compressed with 7-zip.

All games, without comments

2'143'600 games (411.58 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019