CCRL 40/40
Downloads and Statistics
November 18, 2018
Testing summary:
Total: 927'336 games
played by 2'270 programs
128529 CPU days (X2 4600+)

White wins: 320'477 (34.6%)
Black wins: 237'817 (25.6%)
Draws: 369'042 (39.8%)
White score: 54.5%

Rating list

CCRL 40/40 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 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on November 18, 2018 with Bayeselo based on 927'336 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent		DrawsGamesLOS
Elo+−
1Stockfish 270918 64-bit 4CPU3457+28−2777.9%−188.743.3%457 
100.0%
2Komodo 11.3.1 64-bit 4CPU3400+21−2070.6%−139.948.6%790
63.0%
3Houdini 6 64-bit 4CPU3396+15−1564.4%−92.759.3%1267
100.0%
4Fire 7.1 64-bit 4CPU3322+18−1860.2%−63.957.1%926
93.5%
5Ethereal 11.00 64-bit 4CPU3300+23−2349.9%+0.965.5%536
91.6%
6Deep Shredder 13 64-bit 4CPU3282+13−1350.0%−0.062.1%1867
63.8%
7Fizbo 2 64-bit 4CPU3278+16−1647.6%+14.355.4%1163
66.8%
8‑9Andscacs 0.94 64-bit 4CPU3273+21−2147.8%+12.554.7%656
50.2%
8‑9Booot 6.3.1 64-bit 4CPU3273+21−2147.4%+15.156.8%646
71.9%
10Xiphos 0.4 64-bit 4CPU3264+23−2343.8%+37.163.4%544
99.9%
11Laser 1.6 64-bit 4CPU3219+20−2041.6%+55.256.3%752
97.4%
12Fritz 16 64-bit 4CPU3196+12−1250.5%−2.145.3%2234
58.8%
13Chiron 4 64-bit 4CPU3194+13−1439.0%+73.351.3%1774
93.4%
14Gull 3 64-bit 4CPU3182+9−1041.8%+52.354.3%3603
53.2%
15NirvanaChess 2.4 64-bit 4CPU3181+15−1538.3%+76.952.6%1446
69.1%
16Equinox 3.20 64-bit 4CPU3176+11−1141.6%+54.759.3%2496
87.2%
17Nemorino 5.00 64-bit 4CPU3161+23−2349.4%+1.850.2%560
51.5%
18Critter 1.6a 64-bit 4CPU3160+8−845.3%+32.354.6%5429
72.0%
19Hannibal 1.7 64-bit 4CPU3156+15−1541.5%+53.154.6%1417
70.8%
20Bouquet 1.8 64-bit 4CPU3150+11−1143.6%+41.756.7%2427
59.5%
21Rybka 4 64-bit 4CPU3149+10−1048.7%+7.151.0%3180
59.4%
22Vajolet2 2.6.1 64-bit 4CPU3145+27−2752.1%−12.260.7%382
58.3%
23Texel 1.07 64-bit 4CPU3142+15−1549.7%+4.147.9%1428
58.6%
24Protector 1.9.0 64-bit 4CPU3139+15−1546.3%+26.154.1%1313
54.5%
25Alfil 15.7 64-bit 4CPU3138+17−1742.9%+48.456.3%1006
79.6%
26ChessBrainVB 3.68 4CPU3125+26−2649.2%+4.151.6%428
52.4%
27BlackMamba 2.0 64-bit 4CPU3124+15−1544.2%+37.954.3%1408
57.4%
28Arasan 20.4.1 64-bit 4CPU3121+25−2651.7%−10.350.2%452
73.5%
29‑30Schooner 2.0.33 64-bit3109+27−2753.0%−16.759.0%388
50.7%
29‑30Senpai 2.0 64-bit 4CPU3109+21−2151.3%−10.348.3%718
64.5%
31Strelka 5.5 64-bit3105+6−746.3%+25.949.1%9155
84.4%
32Naum 4.6 64-bit 4CPU3096+14−1448.1%+12.054.3%1544
75.5%
33Pedone 1.7 64-bit 4CPU3088+19−1948.2%+11.156.4%801
90.1%
34Rodent III 0.238 64-bit 4CPU3070+20−2047.2%+14.750.0%742
52.5%
35Wasp 3.0 64-bit 4CPU3069+28−2850.6%−5.254.1%386
53.5%
36Defenchess (SCTR) 1.1f 64-bit 4CPU3067+20−2052.3%−15.844.2%814
84.9%
37Hiarcs 14 4CPU3055+13−1342.5%+44.951.1%1852
93.2%
38iCE 3.0 64-bit3041+12−1249.8%−0.349.0%2300
88.2%
39Deep Junior 13 64-bit 4CPU3028+16−1643.5%+41.049.9%1161
52.7%
40Bobcat 8.0 64-bit 4CPU3027+23−2447.8%+14.753.1%522
65.4%
41SmarThink 1.98 64-bit3021+16−1650.6%−7.441.5%1341
65.1%
42Spike 1.4 Leiden 4CPU3017+11−1145.2%+29.847.7%2862
57.7%
43chess22k 1.10 64-bit 4CPU3015+22−2246.7%+16.743.7%680
60.6%
44‑45Cheng 4.39 64-bit 4CPU3011+16−1650.2%−1.049.0%1176
50.9%
44‑45Crafty 25.2 64-bit 4CPU3011+18−1847.7%+14.544.8%1018
81.4%
46Hakkapeliitta TCEC v2 64-bit3000+16−1649.8%−1.443.3%1296
95.4%
47Demolito 2018-10-29 64-bit2978+20−2055.9%−44.837.0%870
68.9%
48EXchess 7.97b 64-bit 4CPU2971+18−1846.5%+24.545.8%921
53.1%
49‑50Spark 1.0 64-bit 4CPU2970+13−1345.0%+32.446.6%1787
51.4%
49‑50Zappa Mexico II 64-bit 4CPU2970+10−1048.3%+9.348.1%3270
71.8%
51Toga II 4.0 64-bit 4CPU2963+20−2139.7%+67.340.1%780
86.8%
52Scorpio 2.7.9 64-bit 4CPU2946+22−2246.7%+20.840.5%659
62.3%
53Gaviota 1.0 64-bit 4CPU2942+16−1647.3%+16.245.1%1190
53.8%
54Deep Sjeng c't 20102941+10−1046.2%+24.246.0%3276
71.1%
55Onno 1.2.70 64-bit 4CPU2934+19−1947.3%+17.148.0%806
66.2%
56Thinker 5.4d Inert 64-bit 4CPU2928+23−2346.9%+18.050.4%557
51.7%
57DisasterArea 1.65 64-bit 4CPU2927+24−2445.1%+30.948.6%523
59.9%
58Pirarucu 2.6.1 64-bit2923+23−2347.6%+13.942.9%638
56.1%
59Amoeba 2.8 64-bit2921+16−1645.9%+26.543.5%1256
90.2%
60Deuterium 2018.1.35.514 64-bit2907+14−1546.8%+20.146.2%1544
59.8%
61Quazar 0.4 64-bit2905+11−1148.7%+7.643.3%2885
55.7%
62The Baron 3.41 64-bit 4CPU2903+20−2138.4%+75.744.5%768
57.5%
63DiscoCheck 5.2 64-bit2900+18−1848.6%+9.043.2%1012
54.4%
64Atlas 3.91 64-bit2899+17−1753.2%−25.640.7%1099
53.9%
65Bright 0.4a 4CPU2898+15−1547.4%+16.841.1%1495
51.3%
66Tornado 6.0 64-bit 4CPU2897+26−2645.1%+30.443.5%453
65.6%
67Octochess r5506 64-bit 4CPU2890+23−2344.8%+33.946.5%579
60.2%
68MinkoChess 1.3 64-bit 4CPU2886+21−2146.0%+24.643.7%725
99.0%
69Dirty 30Apr2017 64-bit2855+15−1549.7%+0.045.3%1483
59.7%
70Tucano 7.06 64-bit2851+27−2751.3%−8.449.8%412
52.1%
71Loop M1-T 64-bit 4CPU2850+12−1243.2%+43.245.2%2447
72.4%
72Nemo 1.0.1 64-bit2845+13−1348.2%+10.443.8%2087
69.1%
73BugChess2 1.9 64-bit 4CPU2838+21−2143.4%+44.938.2%738
88.8%
74Murka 3 64-bit2823+13−1348.7%+6.943.5%1972
51.2%
75Jonny 4.00 4CPU2822+28−2842.4%+51.135.7%412
59.7%
76Zurichess Neuchatel 64-bit2818+17−1748.8%+5.642.9%1086
60.4%
77Godel 4.4.5 64-bit2814+23−2352.0%−15.734.4%630
73.8%
78GNU Chess 5.60 64-bit2805+17−1748.7%+6.641.5%1057
80.9%
79Rhetoric 1.4.3 64-bit2795+13−1350.8%−8.240.4%2037
56.6%
80‑81GnuCheese 1.00 64-bit2793+16−1649.8%+0.140.7%1247
52.3%
80‑81Monolith 1.0 64-bit2793+20−2054.9%−37.939.2%830
60.2%
82Marvin 3.1.0 64-bit2789+21−2146.7%+21.444.5%735
51.8%
83RuyDos 1.1.0 64-bit2788+26−2650.2%−1.540.9%470
68.2%
84RubiChess 1.1 64-bit2780+22−2251.7%−13.439.2%663
52.1%
85Pawny 1.2 64-bit2779+14−1447.8%+14.039.7%1591
67.3%
86‑87Frenzee 3.5.19 64-bit2775+14−1448.5%+9.234.7%1653
47.6%
86‑87Naraku 1.42775+16−1649.0%+7.426.1%1342
70.1%
88RofChade 1.0 64-bit2769+19−1946.7%+22.831.2%968
54.2%
89Twisted Logic 20100131x 64-bit2767+17−1750.1%−3.335.0%1205
74.8%
90Bison 9.11 64-bit2760+15−1550.1%−3.734.6%1594
74.1%
91Ktulu 92753+13−1346.7%+21.438.9%2132
90.8%
92Chronos 1.9.9 32-bit2739+17−1750.2%+0.943.2%1162
62.5%
93Carballo 1.7 64-bit2736+17−1651.0%−6.740.3%1198
51.1%
94Nebula 2.0 64-bit 4CPU2735+24−2446.4%+27.934.7%617
65.5%
95GreKo 2018.07 64-bit2728+25−2550.3%−1.937.6%505
64.7%
96ProDeo 2.22722+17−1748.2%+10.737.8%1161
66.5%
97Shield 2.1 64-bit2716+21−2152.5%−18.136.0%745
56.9%
98Counter 2.9 64-bit2713+25−2550.8%−6.335.5%518
52.5%
99Devel 2.00002712+19−1951.6%−10.937.9%933
72.3%
100Cheese 1.9 64-bit2705+16−1649.5%+4.838.9%1281
55.7%
101Chess Tiger 2007.12704+10−1046.2%+24.542.8%3218
60.2%
102Chessmaster 11 Aiglos II2701+20−2046.4%+22.940.5%814
74.7%
103WyldChess 1.51 64-bit2692+17−1849.2%+1.435.2%1099
60.1%
104Delfi 5.42689+11−1247.9%+13.640.1%2544
56.5%
105RedQueen 1.1.98 64-bit 4CPU2686+28−2940.8%+72.227.4%442
53.0%
106Gogobello 1.4 64-bit2685+18−1850.3%−1.137.5%986
67.1%
107‑108Daydreamer 1.75 64-bit2679+17−1748.9%+8.439.8%1159
50.2%
107‑108ECE X3 64-bit 4CPU2679+23−2441.8%+65.724.3%674
60.6%
109Pharaon 3.5.1 4CPU2675+26−2643.6%+41.229.7%518
53.4%
110Arminius 2017-01-01 64-bit2673+17−1749.6%+2.434.8%1231
67.7%
111Djinn 1.021 64-bit2668+14−1449.4%+2.936.6%1724
55.9%
112Movei 00.8.438 (10 10 10)2667+11−1147.4%+15.137.4%2703
79.9%
113‑114Alaric 7072660+12−1249.3%+4.434.1%2631
50.7%
113‑114Floyd 0.9 64-bit2660+17−1750.6%−4.830.8%1240
54.6%
115Ghost 3.1 64-bit 4CPU2658+34−3452.4%−14.229.3%297
52.2%
116tomitankChess 2.0 64-bit2656+18−1852.1%−16.832.5%1089
61.1%
117Philou 3.7.1 64-bit2653+13−1449.0%+6.036.9%1846
62.2%
118Leela Chess 0.10 64-bit w3232650+19−1952.0%−16.925.0%1062
51.3%
119‑120Cyrano 0.6b17 64-bit2649+23−2348.5%+9.137.2%646
49.1%
119‑120E.T. Chess 13.01.082649+14−1449.2%+5.436.6%1810
61.2%
121Winter 0.2 64-bit2646+18−1856.1%−49.324.8%1157
54.8%
122Rotor 0.7a2644+22−2350.6%−5.934.6%654
54.2%
123Colossus 2008b2643+13−1349.2%+2.838.4%2110
56.7%
124Gandalf 7 64-bit2641+21−2147.4%+15.833.0%754
56.5%
125Slow Chess Blitz WV2.12639+11−1248.2%+11.837.0%2558
57.0%
126DanaSah 7.32637+18−1849.9%+0.933.8%1098
64.0%
127Sjakk 2.2 64-bit2632+16−1549.5%+2.038.9%1357
61.1%
128WildCat 82630+14−1449.1%+4.734.8%1855
55.8%
129Rodin 8.02628+16−1649.4%+2.138.6%1354
55.5%
130Hamsters 0.72626+24−2449.1%+6.637.7%575
57.8%
131‑132NoraGrace 2.0 64-bit2623+16−1650.9%−8.627.9%1399
49.9%
131‑132Ruffian 2.1.02623+13−1348.6%+9.637.6%2027
71.4%
133Donna 4.1 64-bit2616+22−2249.0%+5.630.4%767
53.9%
134‑135K2 0.912614+23−2348.0%+15.031.3%643
49.6%
134‑135Phalanx XXV2614+16−1649.4%+4.132.3%1385
62.2%
136Sloppy 0.2.2 64-bit2611+17−1849.0%+6.532.8%1108
90.7%
137‑139Aristarch 4.502596+12−1248.2%+14.432.4%2451
51.5%
137‑139Glass 2.0 64-bit2596+15−1549.8%+0.933.9%1517
49.9%
137‑139Petir 4.392596+21−2148.9%+4.637.2%726
59.4%
140‑141Muse 0.953 64-bit2593+17−1749.0%+5.833.8%1128
50.0%
140‑141N2 0.4 64-bit2593+16−1650.1%−1.434.8%1312
54.9%
142‑143CuckooChess 1.12 32-bit2591+26−2648.5%+10.730.2%503
49.9%
142‑143Pseudo 0.7c2591+13−1350.1%−1.037.5%1929
52.9%
144Amyan 1.722590+13−1350.6%−3.631.7%2179
59.8%
145Brutus 8.05 64-bit2587+24−2450.6%−6.034.8%581
55.4%
146‑147Fridolin 2.0 64-bit 4CPU2584+38−3935.6%+99.931.8%233
49.0%
146‑147GarboChess 3.0 64-bit2584+16−1649.7%+0.531.7%1272
68.5%
148Jellyfish 1.1 64-bit2578+16−1649.5%+2.337.0%1296
64.5%
149Delocto 0.6 64-bit2574+19−1949.0%+6.541.0%870
58.7%
150Delphil 3.2 64-bit 4CPU2568+40−4138.7%+83.631.9%216
52.5%
151Capivara LK 0.09b02f 64-bit2567+18−1849.6%+1.433.5%1106
60.8%
152SOS 5.12564+13−1348.3%+9.334.6%1916
54.6%
153Coiled 0.4 64-bit2562+17−1749.6%−0.531.3%1166
61.0%
154Francesca MAD 0.192559+15−1548.8%+8.433.5%1509
53.3%
155Betsabe II 1.842558+19−1951.1%−7.328.0%1030
52.9%
156‑157Dorky 4.8 64-bit2557+23−2348.3%+12.531.5%629
48.9%
156‑157JikChess 0.02 64-bit2557+17−1749.8%+1.828.2%1273
55.0%
158Anaconda 2.0.12555+27−2747.9%+12.435.2%458
55.0%
159Jazz 840 64-bit 4CPU2553+20−2058.6%−70.425.3%968
75.7%
160‑161Ufim 8.022545+13−1349.5%+1.730.8%2209
47.6%
160‑161nanoSzachy 4.0 64-bit2545+18−1749.7%+2.031.5%1117
76.1%
162AnMon 5.752537+16−1649.6%+2.631.0%1372
68.0%
163Hermann 2.8 64-bit2531+17−1750.0%+0.326.9%1184
53.5%
164Orion 0.5 64-bit2530+18−1848.4%+10.433.3%1080
68.7%
165Maverick 1.5 64-bit2524+16−1650.5%−6.630.7%1390
76.4%
166Bagatur 1.5e 64-bit2514+22−2250.8%−4.435.7%704
52.4%
167Nimzo 82513+28−2845.5%+33.432.2%453
60.4%
168LittleThought 1.052 64-bit2509+18−1850.1%−2.726.2%1128
52.5%
169Little Goliath Evolution 3.122508+18−1846.5%+23.733.6%1020
62.7%
170‑171CyberPagno 3.0 64-bit2504+17−1751.6%−15.030.6%1237
48.4%
170‑171Tao 5.62504+17−1749.8%+2.527.5%1275
57.2%
172MadChess 2.2 64-bit2502+18−1850.5%−4.134.2%985
75.1%
173‑174Pepito 1.59 64-bit2493+18−1849.0%+4.435.0%1076
51.4%
173‑174Pupsi2 0.092493+18−1748.9%+6.329.7%1141
51.1%
175‑176Jumbo 0.6.51 64-bit2492+28−2850.4%−2.332.5%416
50.0%
175‑176Yace 0.99.872492+17−1749.5%+4.929.1%1180
58.4%
177Green Light Chess 3.01.2.22488+35−3548.2%+8.031.2%276
55.8%
178Xpdnt 0910072485+15−1549.1%+6.031.7%1465
53.9%
179‑180Asymptote 0.3 64-bit2483+33−3349.3%+0.832.9%304
51.7%
179‑180Bruja 1.9.1 64-bit2483+18−1849.8%+0.826.6%1071
54.6%
181‑183Cerebro 3.03d2481+18−1849.6%+0.529.9%1107
50.5%
181‑183Drosophila 1.5.1 64-bit2481+19−1951.5%−10.328.8%1003
50.7%
181‑183Matacz 1.42481+17−1750.3%−2.832.3%1215
53.7%
184‑186Anatoli 0.35k2480+16−1650.0%−1.531.8%1300
47.5%
184‑186SpiderChess 0706032480+22−2250.4%+0.739.7%665
50.2%
184‑186Trace 1.362480+21−2149.3%+5.226.6%835
55.8%
187BBChess 1.3b2478+25−2450.4%−2.038.2%537
53.1%
188pikoSzachy 4.12476+29−2952.3%−15.330.8%412
71.2%
189Quark 2.352467+18−1848.4%+10.628.6%1122
64.9%
190Giraffe 20150908 64-bit2462+20−2050.2%−2.623.5%932
54.6%
191‑192Bumblebee 1.0 64-bit2460+24−2448.4%+10.134.9%571
49.0%
191‑192Lozza 1.18 64-bit2460+20−2046.9%+23.331.7%827
66.9%
193Topple 0.2.1 64-bit2454+20−2046.5%+26.320.8%952
59.2%
194Nemeton 1.512451+22−2249.7%−0.028.9%730
63.7%
195Shallow r694 64-bit2446+18−1850.5%−5.932.6%1038
52.6%
196Hussar 0.42445+17−1748.6%+9.130.1%1165
51.7%
197Eeyore 1.52 64-bit2444+18−1847.4%+17.528.0%1108
55.1%
198‑199Teki 2 64-bit2442+21−2151.2%−10.422.9%848
51.6%
198‑199Typhoon 1.00-3482442+33−3348.6%+10.129.0%317
57.7%
200‑201Abrok 5.02438+18−1948.9%+6.229.6%1016
50.3%
200‑201Mephisto Gideon Professional2438+31−3150.7%−2.732.5%357
54.3%
202Snitch 1.6.2 32-bit2435+23−2347.7%+14.928.6%640
55.4%
203TJchess 1.3 64-bit2433+18−1848.4%+11.830.6%1114
55.5%
204Taltos rev118 64-bit2431+21−2151.8%−12.427.8%798
53.0%
205Homer 2.012430+20−2149.1%+6.032.6%803
54.3%
206‑207Bearded N44.5 64-bit2429+23−2447.4%+16.030.8%626
48.4%
206‑207Jonesy 1.0 64-bit2429+26−2650.2%−2.433.6%512
69.4%
208‑209Cmcchess 2.6 64-bit2421+18−1848.6%+9.936.9%1069
49.9%
208‑209PostModernist 10162421+19−1947.9%+12.429.4%1012
52.6%
210Ares 1.005.2.1 64-bit2420+21−2152.6%−17.037.4%717
55.5%
211‑212Kiwi 0.6d 32-bit2418+20−2047.8%+13.527.0%945
52.2%
211‑212RomiChess P3n 64-bit2418+18−1746.8%+23.737.3%1094
57.5%
213King of Kings 2.562414+34−3451.5%−10.129.5%302
52.0%
214KnightDreamer 3.32413+36−3647.3%+23.432.0%259
50.7%
215Bitfoot 1.0.d9aeb43 64-bit2412+27−2748.0%+15.027.6%468
53.4%
216Ifrit m1.8 64-bit2411+18−1848.9%+9.028.8%1108
53.3%
217Queen 4.032410+18−1848.5%+8.434.4%1066
51.5%
218‑220Diablo 0.5.12409+18−1848.5%+10.832.1%1057
50.8%
218‑220Dragon 4.62409+18−1847.9%+14.133.2%1029
48.6%
218‑220Gaia 3.5 32-bit2409+21−2148.7%+9.529.3%755
61.9%
221Patzer 3.802405+20−2149.0%+8.424.2%858
55.8%
222Amy 0.87b2403+24−2449.4%+6.425.7%610
56.3%
223Simplex 0.9.8 64-bit2400+18−1847.6%+16.224.8%1115
53.2%
224Tigran 2.4n 64-bit2399+17−1748.9%+7.230.1%1174
60.2%
225Gosu 0.162396+18−1849.3%+3.327.5%1048
58.4%
226‑227Alex 2.14a 64-bit2393+18−1849.4%+4.029.8%1041
51.8%
226‑227Myrddin 0.87 64-bit2393+15−1549.5%+3.929.6%1624
51.1%
228‑229Amateur 2.822392+20−2048.6%+8.625.0%883
51.0%
228‑229Popochin 4.1 64-bit2392+19−1950.7%−5.429.4%941
55.8%
230Sorgenkind 0.42390+15−1551.1%−6.327.8%1664
54.9%
231Waxman 20142388+21−2147.4%+18.631.9%780
54.3%
232Sage 3.532387+18−1849.8%+1.727.5%1101
52.6%
233Horizon 4.42386+17−1748.9%+8.025.6%1250
53.7%
234Thor's Hammer 2.28 32-bit2385+24−2448.2%+12.529.2%586
58.2%
235Comet B682381+20−2046.8%+24.125.9%914
59.1%
236‑237Galjoen 0.39 64-bit2378+19−1951.1%−5.827.3%1001
50.9%
236‑237Tytan 9.32378+23−2351.1%−8.225.3%679
61.9%
238OliThink 5.3.2 64-bit2373+18−1848.3%+12.825.5%1099
79.7%
239Plisk 0.2.7d 64-bit2362+21−2148.3%+11.528.3%831
72.8%
240Flux 2.2.12352+22−2250.0%−0.030.4%721
53.5%
241Isa 2.0.64 64-bit2351+20−2051.6%−12.127.6%940
72.9%
242Arion 1.72343+18−1949.2%+4.526.7%1053
54.9%
243WChess 1.062341+28−2845.5%+28.332.7%425
57.1%
244Gibbon 2.60a 64-bit2337+22−2249.3%+2.731.8%727
55.6%
245Aice 0.99.22335+18−1849.6%+1.727.1%1100
57.1%
246‑247Asterisk 0.62333+18−1847.8%+15.327.0%1085
49.7%
246‑247Butcher 1.61 64-bit2333+31−3148.5%+12.424.4%361
51.4%
248Amundsen 0.802332+17−1750.2%−1.329.6%1163
60.3%
249EveAnn 1.712328+30−3048.5%+11.334.9%364
59.7%
250FireFly 2.7.2 64-bit2323+20−2047.0%+19.530.8%902
62.1%
251‑252KnightX 1.922319+19−1949.1%+6.327.8%1014
50.4%
251‑252Mediocre 0.42319+31−3149.6%+1.824.4%377
53.3%
253Zeus 1.272317+28−2849.8%−4.025.6%473
52.7%
254‑255Averno 0.812316+19−2048.7%+9.829.0%932
49.6%
254‑255Chezzz 1.0.32316+20−2049.6%+0.626.4%879
74.3%
256Ant 2006-F2306+21−2149.3%+4.023.9%811
57.8%
257Natwarlal 0.142303+19−1949.3%+5.225.2%1011
57.7%
258‑259Anechka 0.082301+19−1948.5%+12.927.0%1046
50.5%
258‑259Joker 1.1.142301+19−1949.3%+3.527.6%986
52.8%
260Sungorus 1.4 64-bit2300+20−2048.4%+10.421.6%970
56.0%
261Fischerle 0.9.80 SE 64-bit2297+22−2245.9%+29.226.7%768
58.0%
262Absolute Zero 2.4.7.2 64-bit2295+16−1651.5%−13.223.4%1479
58.2%
263Matilde 2008 64-bit2292+24−2449.8%+0.829.5%616
51.3%
264Invictus r228 64-bit2291+31−3146.7%+23.722.0%378
56.0%
265Chaturanga 2.4.32288+20−2050.1%−3.927.4%865
56.8%
266AliChess 4.252286+21−2148.2%+10.325.8%826
61.8%
267Kingfisher 1.0 64-bit2280+32−3347.1%+19.343.4%295
66.3%
268Chispa 4.0.32272+19−1949.3%+6.227.7%1025
52.2%
269Zevra 1.8.6 r672 64-bit2271+22−2252.5%−20.725.5%772
61.7%
270Ayito 0.2.9942266+21−2150.2%−3.022.3%794
70.4%
271CT800 1.30 64-bit2258+21−2154.4%−33.621.0%832
59.8%
272Exacto 0.e 64-bit2254+19−1949.6%+2.932.8%981
57.9%
273Protej 0.5.8c2252+20−2047.0%+21.122.6%955
50.5%
274‑275Beowulf 2.4a 64-bit2251+19−1950.6%−5.926.2%981
50.9%
274‑275RattateChess 1.0 Nosferatu2251+20−2050.4%−2.628.1%900
52.5%
276Mango Paola Ajedrez 4.12250+19−1948.8%+9.726.3%939
63.7%
277‑278Buzz 0.08 64-bit2244+27−2748.8%+9.324.1%503
50.0%
277‑278Madeleine 0.22244+34−3453.6%−27.524.3%304
60.4%
279‑280Feuerstein 0.4.6.12239+19−1949.1%+5.628.5%944
48.0%
279‑280Weini 0.0.23 64-bit2239+19−1948.6%+10.017.4%1111
57.6%
281Atak 6.72236+29−2951.5%−9.733.0%391
57.0%
282Tiny Chess 1.46 64-bit2233+21−2250.3%−3.826.4%764
52.3%
283Joker2 0.7.7 64-bit2232+24−2447.4%+18.433.2%603
52.9%
284Dolphin 1.0 64-bit2231+20−2048.8%+5.924.7%951
50.0%
285KMTChess 1.2.1 64-bit2230+26−2649.5%+3.223.4%548
57.1%
286RamJet 0.132227+21−2153.5%−25.727.2%835
57.8%
287Robocide 20170718 64-bit2225+19−1949.7%+1.524.5%1010
63.9%
288OBender 03.2016 64-bit2220+19−1951.2%−10.524.6%1036
54.0%
289‑290ChessKISS 1.7c 64-bit2218+20−2048.9%+8.527.9%897
49.8%
289‑290Uralochka 1.1b2218+18−1848.9%+8.826.0%1085
58.4%
291Neurosis 2.32215+28−2851.5%−14.926.5%457
58.5%
292Adam 3.32211+19−1949.5%+3.422.6%1009
51.6%
293ZCT 0.3.24512210+27−2749.4%+4.425.5%478
53.7%
294Baislicka 1.0 64-bit2209+22−2146.6%+25.125.5%780
52.4%
295Napoleon 1.6.0b 64-bit2208+31−3146.7%+21.831.5%349
51.6%
296ChessAlex 2.0r42207+21−2146.9%+20.827.7%823
59.6%
297Dorpsgek Eve's Temptation 64-bit2203+16−1650.8%−6.023.7%1419
54.8%
298BlackBishop 1.02202+18−1948.8%+9.427.1%1039
51.7%
299Latista (Sinobyl) 1.52201+24−2448.4%+8.825.5%611
61.1%
300‑302Alf 1.092196+23−2349.4%+1.231.1%634
50.8%
300‑302GopherCheck 0.2.3 64-bit2196+21−2150.2%−1.530.7%802
51.3%
300‑302NG-Play 9.87 64-bit2196+19−1946.9%+20.124.8%963
74.4%
303NagaSkaki 5.122187+17−1751.2%−8.526.5%1265
52.7%
304Embla 2.0.0 64-bit2186+35−3548.5%+7.029.9%274
58.2%
305Prophet 2.0 64-bit2181+29−2951.2%−10.225.4%410
58.0%
306‑307Chesley r323 64-bit2177+25−2548.7%+9.920.7%603
49.1%
306‑307Soldat III 0.187 64-bit2177+23−2347.8%+15.726.4%685
56.0%
308Lime 662175+18−1851.7%−16.620.5%1217
61.2%
309Kurt 0.9.2.2 64-bit2171+21−2248.0%+15.224.0%786
55.0%
310Clever Girl r160 64-bit2169+31−3148.4%+9.221.9%379
56.3%
311ProChess 1.02AD2166+19−1948.5%+5.822.2%1038
85.9%
312KnockOut 0.7.12152+16−1651.3%−9.526.5%1490
77.2%
313Blitzkrieg rev337 64-bit2142+20−2047.3%+19.226.5%895
60.3%
314Tunguska 1.0 64-bit2138+22−2246.2%+30.027.5%734
56.4%
315Parrot 07.07.222136+19−1947.3%+19.923.1%1041
75.9%
316Barbarossa 0.4.0 64-bit2126+19−1945.1%+41.818.0%1116
69.2%
317BikJump 2.01 64-bit2119+21−2147.9%+14.424.5%785
58.8%
318Clarabit 1.00 32-bit2115+22−2247.6%+14.529.9%736
77.3%
319Hedgehog 1.81 64-bit2102+28−2854.2%−35.724.1%486
65.9%
320King's Out 0.2.42 64-bit2093+33−3255.2%−41.517.5%366
54.1%
321‑322Bodo 0.2b2091+23−2348.7%+9.820.4%714
48.4%
321‑322Detroid 0.9.0 64-bit2091+18−1851.3%−11.314.6%1232
67.6%
323Smash 1.0.3a 64-bit2083+32−3256.4%−47.823.1%350
50.8%
324AdroitChess 0.42082+24−2459.1%−78.514.4%744
56.5%
325Armageddon 2.3082078+41−3968.8%−153.412.9%279
54.0%
326BigLion 2.23w2076+21−2146.2%+25.423.1%832
57.8%
327Gunborg 1.35 64-bit2072+29−2954.8%−25.826.1%426
51.7%
328Jabba 1.0 64-bit2071+24−2443.8%+46.921.9%654
61.9%
329Little Wing 0.5.0 64-bit2066+22−2248.5%+11.516.2%862
72.6%
330Zeta Dva 0301 64-bit2055+28−2849.0%+9.929.4%446
57.6%
331Ecce 1.0 (rev. 508) 64-bit2052+22−2246.4%+28.418.5%791
62.1%
332PLP 16615712047+22−2246.1%+28.224.3%760
55.2%
333Monarch 1.72045+17−1748.3%+17.519.1%1343
55.2%
334Matheus 2.32043+23−2345.7%+35.623.2%693
53.0%
335Mustang 4.972042+26−2644.9%+33.630.7%525
54.3%
336Cinnamon 2.0 64-bit2040+21−2144.1%+44.127.9%810
71.9%
337ChessMind 0.822030+23−2447.3%+19.719.0%678
56.0%
338‑339Abbess 2018.02.072028+22−2245.7%+32.619.5%793
49.3%
338‑339Faile 1.4.42028+23−2356.1%−39.822.4%762
52.9%
340Cupcake 1.1a 64-bit2027+23−2352.7%−20.016.3%728
53.1%
341Slibo 0.5.12026+26−2645.5%+33.319.4%573
53.8%
342Wuttang r2 64-bit2024+21−2147.8%+12.820.6%874
55.5%
343Ceibo 0.4 64-bit2022+21−2252.0%−15.422.1%806
61.0%
344Schola 1.1.0 64-bit2017+24−2449.4%+4.822.5%622
61.9%
345Bubble 1.52012+19−1943.9%+48.920.8%1089
52.9%
346Arabian Knight 1.55 64-bit2011+35−3547.0%+19.118.0%300
67.9%
347BibiChess 0.52001+24−2445.7%+31.426.5%607
53.4%
348La Dame Blanche 2.0c1999+17−1749.2%+6.417.9%1342
53.5%
349BSC 3.9++ 64-bit1998+30−2953.5%−28.413.9%453
65.3%
350Oberon 0.041988+38−3856.5%−49.415.5%277
57.6%
351Heracles 0.6.161984+19−1947.7%+17.127.3%962
67.6%
352Squared-chess 1.2.0 64-bit1977+22−2248.7%+11.218.0%820
54.1%
353Rival 1.181975+22−2245.6%+30.126.7%726
82.3%
354Dabbaba 5.671957+30−3041.6%+61.524.3%407
52.3%
355Monik 2.2.3 32-bit1956+30−3044.4%+39.427.1%395
53.6%
356Sissa 2.01954+33−3355.3%−37.427.1%340
74.5%
357‑358MatMoi 7.15.0-cct 32-bit1939+25−2642.7%+55.824.5%568
50.7%
357‑358Micro-Max 4.8 (DM-PII)1939+22−2248.4%+12.825.4%733
58.1%
359Eia 0.31936+22−2248.4%+13.225.1%770
51.9%
360ChessterfieldCL i5a1935+39−3946.4%+32.017.8%253
61.4%
361Wowl 1.3.71928+26−2647.7%+18.211.7%598
54.7%
362Deepov 0.4.1 64-bit1925+32−3250.9%−7.817.0%377
75.6%
363Clueless 1.41912+19−1942.5%+60.215.4%1156
54.5%
364Reger 0.091910+21−2240.7%+71.122.6%820
60.1%
365Warrior 1.0.31907+19−1944.2%+42.822.7%996
56.5%
366Presbyter 1.3.0 64-bit1903+36−3644.3%+44.412.4%315
57.3%
367Surprise 4.3b131899+24−2440.3%+76.419.2%672
79.2%
368GChess IV 0.2.01886+21−2141.5%+61.828.7%819
60.9%
369MOBMAT 0.903d 64-bit1881+27−2836.6%+118.616.6%572
77.3%
370CDrill 1800 build 41865+31−3237.6%+105.814.9%417
57.2%
371Predateur 2.2 64-bit1860+41−4239.6%+79.318.1%216
61.9%
372Pigeon 1.5.1 64-bit1851+35−3548.8%+8.428.9%280
64.9%
373Skiull 0.3 64-bit1842+26−2646.5%+26.624.6%524
52.5%
374BeRoChess 1.00 32-bit1841+37−3837.4%+98.222.9%266
56.3%
375Sayuri 2018.03.06 64-bit1837+36−3645.8%+33.916.4%298
52.4%
376Ajedrez Tactico 2.73b1835+26−2642.2%+63.418.6%596
66.4%
377Roce 0.03901825+39−3947.6%+20.618.7%251
58.3%
378Chenard 2018.03.06 64-bit1819+40−4046.4%+26.914.9%249
54.7%
379RataAeroespacial 0.2.11817+15−1540.7%+78.112.8%2030
64.8%
380Lodocase 2402081808+40−4047.5%+24.314.2%240
69.5%
381Ranita 2.41795+34−3535.9%+113.115.7%345
55.5%
382Ziggurat 0.18 64-bit1791+41−4329.3%+160.724.3%222
53.4%
383Mint 2.31788+39−3949.2%+6.317.6%250
62.9%
384Grizzly 1.40.1b1779+38−3846.2%+33.38.4%286
54.4%
385Pulsar 2009-9b1776+33−3338.1%+83.723.8%340
70.5%
386Robin 0.9831762+36−3736.1%+118.914.1%327
77.1%
387Kanguruh 1.931743+32−3245.2%+41.220.2%382
58.6%
388Enigma 1.1.41740+16−1637.6%+101.716.5%1579
65.8%
389Laurifer 1.01732+35−3645.0%+38.615.4%311
52.1%
390Zoidberg 0.11730+40−4040.1%+73.918.1%238
91.3%
391TSCP 1.811697+25−2541.5%+70.516.1%658
100.0%
392‑393Darky 0.5d1611+38−3839.0%+99.520.1%273
50.1%
392‑393Shallow Blue 1.1.0 64-bit1611+34−3429.3%+200.914.0%399
52.0%
394Monochrome1610+37−3739.5%+94.928.3%272
100.0%
395Saruman 2017.08.10 64-bit1492+43−4518.5%+275.524.2%248
 

Results matrix

All engines (top 12, best versions only)
#NameElo1
Stock
2
Komod
3
Houdi
4
Fire
5
Ether
6
Deep
7
Fizbo
8
Andsc
9
Booot
10
Xipho
11
Laser
12
Fritz
1Stockfish 270918 64-bit 4CPU3457 20 − 12
+8−0=24
+8		17.5 − 14.5
+4−1=27
−38		24.5 − 7.5
+17−0=15
+31		22 − 10
+12−0=20
−50		24 − 8
+17−1=14
−19		25.5 − 7.5
+18−0=15
−7		28.5 − 7.5
+21−0=15
+4		26 − 8
+18−0=16
−17		26 − 6
+20−0=12
+16		25.5 − 6.5
+19−0=13
−45		29 − 3
+26−0=6
+79
2Komodo 11.3.1 64-bit 4CPU340012 − 20
+0−8=24
−8		 28.5 − 23.5
+11−6=35
+21		  33 − 17
+16−0=34
−31		37.5 − 14.5
+24−1=27
+11		     
3Houdini 6 64-bit 4CPU339614.5 − 17.5
+1−4=27
+38		23.5 − 28.5
+6−11=35
−21		 11.5 − 8.5
+4−1=15
−35		20.5 − 11.5
+9−0=23
−22		22.5 − 9.5
+13−0=19
+1		22.5 − 9.5
+13−0=19
−2		22 − 10
+12−0=20
−18		23.5 − 8.5
+16−1=15
+24		21.5 − 10.5
+12−1=19
−31		23.5 − 8.5
+15−0=17
−36		44 − 6
+38−0=12
+96
4Fire 7.1 64-bit 4CPU33227.5 − 24.5
+0−17=15
−31		 8.5 − 11.5
+1−4=15
+35		 20 − 12
+9−1=22
+45		24 − 16
+11−3=26
+15		22 − 18
+10−6=24
−16		20 − 12
+12−4=16
+25		21.5 − 10.5
+12−1=19
+48		17.5 − 14.5
+4−1=27
−35		23 − 9
+15−1=16
+29		28 − 12
+17−1=22
−8
5Ethereal 11.00 64-bit 4CPU330010 − 22
+0−12=20
+50		 11.5 − 20.5
+0−9=23
+22		12 − 20
+1−9=22
−45		 17 − 15
+5−3=24
−2		19.5 − 12.5
+8−1=23
+34		19.5 − 14.5
+11−6=17
+14		16 − 16
+1−1=30
−27		17.5 − 14.5
+4−1=27
−12		20.5 − 11.5
+10−1=21
−2		34 − 16
+18−0=32
−4
6Deep Shredder 13 64-bit 4CPU32828 − 24
+1−17=14
+19		17 − 33
+0−16=34
+31		9.5 − 22.5
+0−13=19
−1		16 − 24
+3−11=26
−15		15 − 17
+3−5=24
+2		 18.5 − 13.5
+8−3=21
+39		14.5 − 17.5
+3−6=23
−32		16.5 − 15.5
+7−6=19
+1		16 − 16
+3−3=26
−18		19.5 − 12.5
+10−3=19
+2		33.5 − 16.5
+19−2=29
+11
7Fizbo 2 64-bit 4CPU32787.5 − 25.5
+0−18=15
+7		14.5 − 37.5
+1−24=27
−11		9.5 − 22.5
+0−13=19
+2		18 − 22
+6−10=24
+16		12.5 − 19.5
+1−8=23
−34		13.5 − 18.5
+3−8=21
−39		 16 − 18
+4−6=24
−22		19 − 13
+10−4=18
+49		16.5 − 15.5
+5−4=23
−5		20 − 12
+13−5=14
+21		23 − 17
+14−8=18
−35
8Andscacs 0.94 64-bit 4CPU32737.5 − 28.5
+0−21=15
−4		 10 − 22
+0−12=20
+18		12 − 20
+4−12=16
−25		14.5 − 19.5
+6−11=17
−14		17.5 − 14.5
+6−3=23
+32		18 − 16
+6−4=24
+22		 19.5 − 16.5
+7−4=25
+23		19 − 15
+6−2=26
+21		22 − 12
+12−2=20
+30		27 − 15
+18−6=18
+13
9Booot 6.3.1 64-bit 4CPU32738 − 26
+0−18=16
+17		 8.5 − 23.5
+1−16=15
−24		10.5 − 21.5
+1−12=19
−48		16 − 16
+1−1=30
+27		15.5 − 16.5
+6−7=19
−1		13 − 19
+4−10=18
−49		16.5 − 19.5
+4−7=25
−23		 16 − 16
+6−6=20
−11		18.5 − 13.5
+8−3=21
−8		28 − 12
+18−2=20
+43
10Xiphos 0.4 64-bit 4CPU32646 − 26
+0−20=12
−16		 10.5 − 21.5
+1−12=19
+31		14.5 − 17.5
+1−4=27
+35		14.5 − 17.5
+1−4=27
+12		16 − 16
+3−3=26
+18		15.5 − 16.5
+4−5=23
+5		15 − 19
+2−6=26
−21		16 − 16
+6−6=20
+11		 18 − 14
+8−4=20
−11		28.5 − 21.5
+13−6=31
−27
11Laser 1.6 64-bit 4CPU32196.5 − 25.5
+0−19=13
+45		 8.5 − 23.5
+0−15=17
+36		9 − 23
+1−15=16
−29		11.5 − 20.5
+1−10=21
+2		12.5 − 19.5
+3−10=19
−2		12 − 20
+5−13=14
−21		12 − 22
+2−12=20
−30		13.5 − 18.5
+3−8=21
+8		14 − 18
+4−8=20
+11		 26.5 − 23.5
+8−5=37
−8
12Fritz 16 64-bit 4CPU31963 − 29
+0−26=6
−79		 6 − 44
+0−38=12
−96		12 − 28
+1−17=22
+8		16 − 34
+0−18=32
+4		16.5 − 33.5
+2−19=29
−11		17 − 23
+8−14=18
+35		15 − 27
+6−18=18
−13		12 − 28
+2−18=20
−43		21.5 − 28.5
+6−13=31
+27		23.5 − 26.5
+5−8=37
+8		 
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)
#NameElo1
Sto
2
Kom
3
Hou
4
Fir
5
Eth
6
Dee
7
Fiz
8
And
9
Boo
10
Xip
11
Las
12
Fri
1Stockfish 270918 64-bit 4CPU3457 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Komodo 11.3.1 64-bit 4CPU34000.0 63.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 6 64-bit 4CPU33960.037.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 7.1 64-bit 4CPU33220.00.00.0 93.5100.0100.0100.0100.0100.0100.0100.0
5Ethereal 11.00 64-bit 4CPU33000.00.00.06.5 91.694.296.496.599.0100.0100.0
6Deep Shredder 13 64-bit 4CPU32820.00.00.00.08.4 63.877.177.391.7100.0100.0
7Fizbo 2 64-bit 4CPU32780.00.00.00.05.836.2 66.867.085.5100.0100.0
8Andscacs 0.94 64-bit 4CPU32730.00.00.00.03.622.933.2 50.272.2100.0100.0
9Booot 6.3.1 64-bit 4CPU32730.00.00.00.03.422.733.049.8 71.9100.0100.0
10Xiphos 0.4 64-bit 4CPU32640.00.00.00.01.08.314.527.828.1 99.9100.0
11Laser 1.6 64-bit 4CPU32190.00.00.00.00.00.00.00.00.00.1 97.4
12Fritz 16 64-bit 4CPU31960.00.00.00.00.00.00.00.00.00.02.6 
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 stable versions (no beta versions)
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

927'336 games (174.98 MB)

All games with comments

927'336 games (544.73 MB)

Selection of games
(Please don't use aggressive download managers)

Various statistics

Created in 2005-2013 by CCRL team
Last games added on November 18, 2018