CCRL 40/40
Downloads and Statistics
July 14, 2018
Testing summary:
Total: 865'617 games
played by 2'224 programs
121018 CPU days (X2 4600+)

White wins: 297'961 (34.4%)
Black wins: 220'543 (25.5%)
Draws: 347'113 (40.1%)
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 July 14, 2018 with Bayeselo based on 865'617 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 9 64-bit 4CPU3441+17−1772.5%−156.249.5%1192 
99.6%
2Komodo 11.3.1 64-bit 4CPU3406+21−2172.0%−148.947.5%758
55.1%
3Houdini 6 64-bit 4CPU3405+17−1765.0%−98.458.3%1011
100.0%
4Fire 7.1 64-bit 4CPU3323+21−2163.5%−86.454.8%702
99.7%
5Deep Shredder 13 64-bit 4CPU3289+13−1351.0%−6.161.8%1603
69.8%
6Fizbo 2 64-bit 4CPU3283+19−1947.4%+15.254.8%860
99.8%
7Andscacs 0.921 64-bit 4CPU3248+16−1650.7%−7.247.2%1217
98.0%
8Booot 6.2 64-bit 4CPU3225+15−1541.9%+52.858.9%1403
99.0%
9Fritz 16 64-bit 4CPU3202+14−1351.7%−8.644.5%1832
62.8%
10Chiron 4 64-bit 4CPU3199+14−1539.3%+70.951.4%1534
56.7%
11Ethereal 10.00 64-bit 4CPU3197+20−2054.3%−27.950.3%786
76.4%
12NirvanaChess 2.4 64-bit 4CPU3188+15−1538.5%+75.252.4%1338
59.9%
13Gull 3 64-bit 4CPU3186+9−1042.0%+51.054.4%3505
57.8%
14Xiphos 0.3 64-bit 4CPU3182+33−3349.2%+5.058.3%254
53.9%
15Equinox 3.20 64-bit 4CPU3180+11−1141.3%+56.359.1%2456
99.3%
16Critter 1.6a 64-bit 4CPU3164+8−845.3%+31.554.6%5429
68.6%
17Hannibal 1.7 64-bit 4CPU3160+15−1541.3%+54.554.7%1393
74.1%
18Bouquet 1.8 64-bit 4CPU3154+11−1143.6%+40.656.7%2427
61.1%
19Rybka 4 64-bit 4CPU3151+10−1048.7%+7.751.0%3180
54.4%
20Laser 1.5 64-bit 4CPU3150+20−2049.5%+7.554.3%715
56.0%
21Texel 1.07 64-bit 4CPU3148+15−1549.2%+8.147.8%1342
67.8%
22Protector 1.9.0 64-bit 4CPU3143+15−1546.3%+25.654.2%1305
56.2%
23Alfil 15.7 64-bit 4CPU3141+17−1742.9%+48.556.3%1006
89.5%
24BlackMamba 2.0 64-bit 4CPU3127+15−1544.2%+37.954.3%1408
56.3%
25ChessBrainVB 3.68 4CPU3125+27−2748.1%+9.951.2%404
53.7%
26Arasan 20.4.1 64-bit 4CPU3123+26−2651.5%−9.550.2%444
52.3%
27Senpai 2.0 64-bit 4CPU3122+23−2351.1%−9.149.0%574
90.5%
28Strelka 5.5 64-bit3105+6−746.8%+23.349.3%8477
55.1%
29Vajolet2 2.5 64-bit 4CPU3104+24−2451.4%−9.355.2%513
56.2%
30Nemorino 4.00 64-bit 4CPU3101+22−2250.0%+1.452.9%624
56.0%
31Naum 4.6 64-bit 4CPU3099+14−1448.1%+11.754.3%1544
59.9%
32Pedone 1.7 64-bit 4CPU3096+20−2046.5%+20.756.3%719
92.7%
33Rodent III 0.238 64-bit 4CPU3075+20−2047.2%+14.950.0%742
63.4%
34Defenchess (SCTR) 1.1f 64-bit 4CPU3070+21−2153.7%−23.743.5%752
85.0%
35Hiarcs 14 4CPU3057+13−1342.5%+45.451.1%1852
86.9%
36Wasp 2.6 64-bit 4CPU3044+18−1848.9%+8.047.2%968
58.7%
37iCE 3.0 64-bit3041+12−1249.9%+0.148.8%2213
77.5%
38Bobcat 8.0 64-bit 4CPU3031+24−2447.8%+14.152.8%508
51.3%
39Deep Junior 13 64-bit 4CPU3030+16−1643.5%+41.049.9%1161
61.7%
40SmarThink 1.98 64-bit3026+17−1752.6%−21.142.2%1075
67.0%
41‑42Crafty 25.2 64-bit 4CPU3020+19−1948.8%+7.945.2%866
52.8%
41‑42Spike 1.4 Leiden 4CPU3020+11−1145.2%+28.947.6%2863
87.7%
43Cheng 4.39 64-bit 4CPU3008+17−1748.8%+7.149.6%1064
81.5%
44Hakkapeliitta TCEC v2 64-bit2997+17−1749.5%−0.042.6%1135
90.2%
45EXchess 7.97b 64-bit 4CPU2979+19−1947.0%+21.746.2%839
72.3%
46Spark 1.0 64-bit 4CPU2972+13−1345.0%+32.246.6%1787
52.7%
47Zappa Mexico II 64-bit 4CPU2971+10−1048.3%+9.848.1%3270
57.8%
48Toga II 4.0 64-bit 4CPU2969+21−2139.7%+67.440.1%750
54.8%
49Demolito 2017-08-26 64-bit 4CPU2967+21−2140.2%+63.740.8%748
83.9%
50chess22k 1.9 64-bit2951+22−2245.9%+26.347.4%616
55.0%
51Scorpio 2.7.9 64-bit 4CPU2949+22−2246.7%+21.040.5%659
71.3%
52‑53Deep Sjeng c't 20102942+10−1046.1%+24.546.0%3270
49.8%
52‑53Gaviota 1.0 64-bit 4CPU2942+17−1747.4%+15.944.9%1108
69.9%
54Onno 1.2.70 64-bit 4CPU2935+20−2047.5%+15.747.7%794
63.6%
55Thinker 5.4d Inert 64-bit 4CPU2930+23−2346.9%+17.750.4%557
67.5%
56‑57Amoeba 2.8 64-bit2923+17−1843.7%+40.843.3%1044
51.0%
56‑57DisasterArea 1.65 64-bit 4CPU2923+26−2645.3%+27.550.8%427
85.7%
58Quazar 0.4 64-bit2907+11−1149.2%+4.143.5%2807
51.7%
59The Baron 3.41 64-bit 4CPU2906+20−2138.4%+75.844.5%768
60.1%
60Deuterium 2018.1.35.514 64-bit2903+16−1646.0%+25.645.9%1308
53.7%
61DiscoCheck 5.2 64-bit2902+18−1848.6%+8.143.2%1012
58.8%
62‑63Bright 0.4a 4CPU2899+15−1547.4%+16.941.1%1495
50.4%
62‑63Tornado 6.0 64-bit 4CPU2899+26−2645.1%+29.643.5%453
63.9%
64Octochess r5506 64-bit 4CPU2892+23−2344.8%+33.946.5%579
61.3%
65MinkoChess 1.3 64-bit 4CPU2888+21−2146.0%+24.243.7%725
58.0%
66Atlas 3.91 64-bit2885+20−2050.2%−5.042.5%771
98.5%
67Dirty 30Apr2017 64-bit2856+16−1650.0%−1.844.8%1260
70.3%
68Loop M1-T 64-bit 4CPU2851+12−1243.2%+43.145.2%2447
72.4%
69Nemo 1.0.1 64-bit2846+13−1348.2%+10.143.9%2081
53.5%
70BugChess2 1.9 64-bit 4CPU2844+22−2245.9%+27.838.7%656
86.4%
71Tucano 7.00 64-bit2826+23−2352.4%−20.442.3%601
53.7%
72Jonny 4.00 4CPU2824+28−2842.5%+50.335.6%413
52.1%
73‑74Murka 3 64-bit2823+13−1348.7%+7.643.5%1972
50.5%
73‑74Zurichess Neuchatel 64-bit2823+19−1948.3%+9.742.2%861
87.0%
75GNU Chess 5.60 64-bit2808+18−1848.8%+6.141.6%977
84.4%
76Rhetoric 1.4.3 64-bit2797+13−1350.1%−3.341.1%1891
60.5%
77GnuCheese 1.00 64-bit2794+16−1649.8%−0.840.7%1237
61.1%
78RuyDos 1.1.0 64-bit2789+28−2850.8%−5.040.4%396
71.9%
79Pawny 1.2 64-bit2780+15−1447.8%+13.239.7%1579
65.1%
80‑81Frenzee 3.5.19 64-bit2776+15−1549.2%+4.335.0%1574
51.7%
80‑81Naraku 1.42776+16−1649.0%+6.626.1%1342
79.2%
82Twisted Logic 20100131x 64-bit2766+17−1750.1%−3.535.0%1192
72.4%
83Bison 9.11 64-bit2759+15−1550.4%−5.334.5%1566
70.7%
84Ktulu 92754+13−1346.7%+21.038.9%2122
51.2%
85Godel 4.0.7 64-bit2753+24−2448.5%+6.135.9%576
82.5%
86Chronos 1.9.9 32-bit2739+17−1750.2%+0.943.2%1162
72.6%
87Carballo 1.7 64-bit2732+18−1850.3%−1.641.0%1044
53.2%
88Marvin 3.0.0 64-bit2731+25−2554.8%−34.233.5%523
52.4%
89Nebula 2.0 64-bit 4CPU2730+25−2550.3%−1.335.1%535
62.3%
90ProDeo 2.22724+18−1749.0%+6.137.7%1078
65.8%
91Shield 2.0 64-bit2718+25−2550.3%−6.328.4%580
81.9%
92‑93Cheese 1.9 64-bit2704+17−1749.3%+7.238.4%1134
52.3%
92‑93Chess Tiger 2007.12704+10−1046.2%+24.642.8%3219
60.4%
94Chessmaster 11 Aiglos II2701+20−2046.4%+23.040.5%814
54.9%
95Devel 2.00002699+24−2448.7%+8.639.6%536
78.2%
96‑97Delfi 5.42688+12−1247.6%+15.840.2%2517
48.5%
96‑97WyldChess 1.51 64-bit2688+19−1949.5%−0.134.8%963
66.1%
98ECE X3 64-bit 4CPU2682+23−2344.1%+47.923.5%718
53.3%
99RedQueen 1.1.98 64-bit 4CPU2680+27−2744.0%+49.627.3%510
53.0%
100Daydreamer 1.75 64-bit2679+17−1748.9%+7.939.9%1153
60.0%
101Gogobello 1.4 64-bit2676+22−2250.3%−0.735.2%698
52.1%
102Pharaon 3.5.1 4CPU2675+26−2643.6%+41.329.7%518
54.5%
103Arminius 2017-01-01 64-bit2673+17−1849.8%+1.034.8%1082
51.4%
104Counter 2.8 64-bit2672+28−2850.0%+1.540.2%408
64.2%
105Movei 00.8.438 (10 10 10)2667+11−1247.3%+15.337.4%2693
51.2%
106Djinn 1.021 64-bit2666+14−1449.6%+2.136.4%1685
77.5%
107‑108Alaric 7072659+11−1249.3%+4.934.1%2614
50.1%
107‑108Floyd 0.9 64-bit2659+17−1750.7%−5.330.8%1235
53.6%
109Ghost 3.1 64-bit 4CPU2657+34−3452.4%−13.329.3%297
56.3%
110Philou 3.7.1 64-bit2654+14−1449.3%+3.737.1%1824
61.1%
111Leela Chess 0.10 64-bit w3232651+19−1951.6%−13.624.9%1000
55.9%
112‑113Cyrano 0.6b17 64-bit2649+23−2348.7%+7.337.4%634
49.0%
112‑113E.T. Chess 13.01.082649+14−1449.2%+4.736.7%1798
57.3%
114GreKo 2018.02 64-bit2646+24−2451.8%−11.736.3%586
56.3%
115Rotor 0.7a2644+23−2350.8%−7.434.6%642
51.6%
116Colossus 2008b2643+13−1349.4%+2.638.3%2094
70.6%
117Slow Chess Blitz WV2.12638+12−1248.2%+12.737.1%2549
57.3%
118Gandalf 7 64-bit2636+22−2346.1%+25.033.4%680
52.2%
119DanaSah 7.32635+23−2349.8%+3.432.3%629
59.7%
120Sjakk 2.2 64-bit2632+16−1649.4%+1.939.3%1303
57.9%
121WildCat 82630+13−1449.2%+4.234.9%1849
61.1%
122‑123Hamsters 0.72626+24−2449.1%+6.237.4%569
48.0%
122‑123Rodin 8.02626+16−1649.3%+3.438.6%1328
58.8%
124NoraGrace 2.0 64-bit2624+16−1651.4%−12.127.4%1363
53.6%
125Ruffian 2.1.02623+13−1348.7%+9.037.6%2026
83.8%
126Phalanx XXV2612+16−1649.2%+5.232.3%1345
57.9%
127Sloppy 0.2.2 64-bit2610+18−1849.0%+5.932.6%1102
71.2%
128Donna 4.0 64-bit2603+16−1649.7%+2.236.8%1361
54.7%
129Monolith 0.4 64-bit2602+26−2552.9%−21.636.9%502
61.7%
130Aristarch 4.502597+12−1248.3%+12.932.3%2421
59.5%
131Glass 2.0 64-bit2595+16−1649.0%+6.434.7%1359
52.7%
132Petir 4.392594+22−2248.6%+6.437.5%690
56.1%
133Muse 0.953 64-bit2592+17−1749.2%+4.433.6%1112
53.9%
134‑136Amyan 1.722591+13−1350.8%−5.631.5%2151
46.8%
134‑136N2 0.4 64-bit2591+16−1650.1%−0.835.4%1284
51.4%
134‑136Pseudo 0.7c2591+13−1350.3%−2.237.7%1912
52.6%
137CuckooChess 1.12 32-bit2590+26−2648.4%+11.830.3%499
53.5%
138tomitankChess 1.5 64-bit2589+23−2350.5%−4.434.1%607
59.4%
139GarboChess 3.0 64-bit2585+17−1750.1%−2.232.1%1236
53.3%
140Fridolin 2.0 64-bit 4CPU2583+38−3935.6%+100.331.8%233
55.3%
141K2 0.872580+18−1748.9%+7.234.8%1091
57.3%
142‑143Brutus 8.05 64-bit2577+25−2549.8%−1.135.6%534
50.1%
142‑143Jellyfish 1.1 64-bit2577+16−1649.4%+2.337.2%1282
65.6%
144Delocto 0.6 64-bit2571+23−2349.3%+5.541.4%602
65.4%
145Capivara LK 0.09b02f 64-bit2566+18−1849.6%+1.333.5%1106
59.6%
146SOS 5.12563+13−1448.4%+9.334.3%1876
55.5%
147‑148Betsabe II 1.842561+30−3051.9%−15.932.8%372
48.7%
147‑148Coiled 0.4 64-bit2561+18−1849.7%−1.731.2%1128
53.6%
149Francesca MAD 0.192560+15−1548.9%+7.933.8%1457
51.7%
150Schooner 1.8 64-bit2559+23−2349.0%+1.932.5%656
53.4%
151RubiChess 0.9 64-bit2558+27−2757.6%−59.131.0%480
56.0%
152‑153Anaconda 2.0.12555+27−2747.9%+12.035.2%458
49.0%
152‑153JikChess 0.02 64-bit2555+17−1750.1%+0.427.7%1233
60.3%
154Jazz 840 64-bit 4CPU2552+20−2058.6%−70.825.3%968
75.3%
155Ufim 8.022544+13−1349.5%+1.230.7%2187
51.2%
156nanoSzachy 4.0 64-bit2543+18−1849.6%+2.731.3%1107
74.9%
157AnMon 5.752535+16−1649.5%+3.431.1%1360
64.5%
158Hermann 2.8 64-bit2531+17−1750.0%−0.626.8%1185
76.5%
159Maverick 1.5 64-bit2522+17−1750.1%−2.131.0%1234
52.5%
160Orion 0.5 64-bit2521+26−2649.1%+6.834.9%481
65.8%
161Nimzo 82513+27−2845.5%+33.032.2%453
55.0%
162Bagatur 1.5e 64-bit2510+25−2552.2%−14.735.3%524
58.7%
163Little Goliath Evolution 3.122507+18−1846.6%+22.733.5%1023
51.2%
164LittleThought 1.052 64-bit2506+18−1850.2%−2.226.1%1112
52.9%
165MadChess 2.2 64-bit2505+20−2049.8%+1.134.2%804
54.9%
166CyberPagno 3.0 64-bit2504+18−1851.6%−13.630.0%1095
51.1%
167Tao 5.62503+17−1749.8%+2.227.5%1276
68.5%
168‑169Delphil 3.2 64-bit2498+16−1650.4%−2.634.6%1267
48.7%
168‑169Dorky 4.5 64-bit2498+19−1948.7%+8.933.0%958
61.8%
170Winter 0.1.1 64-bit2493+25−2552.4%−16.528.5%543
53.4%
171‑172Pepito 1.59 64-bit2492+18−1849.0%+4.335.0%1062
51.0%
171‑172Yace 0.99.872492+17−1749.6%+3.729.0%1181
52.8%
173Pupsi2 0.092491+18−1848.8%+7.230.0%1127
59.7%
174‑175Jumbo 0.6.35 64-bit2486+30−3050.5%−2.031.9%376
51.4%
174‑175Xpdnt 0910072486+16−1649.3%+4.431.5%1429
50.9%
176Green Light Chess 3.01.2.22485+35−3648.3%+7.431.5%270
55.8%
177Bruja 1.9.1 64-bit2482+18−1849.8%+1.726.5%1053
54.6%
178‑179SpiderChess 0706032481+22−2250.4%−0.239.8%646
49.0%
178‑179Trace 1.362481+21−2149.4%+3.826.6%813
52.3%
180‑181Cerebro 3.03d2480+18−1849.6%+0.530.0%1097
50.0%
180‑181Matacz 1.42480+17−1750.5%−3.532.4%1208
53.9%
182Anatoli 0.35k2479+16−1650.1%−1.731.8%1302
53.0%
183Drosophila 1.5.1 64-bit2478+22−2251.9%−13.028.3%707
51.9%
184BBChess 1.3b2477+24−2550.4%−2.038.2%537
53.7%
185pikoSzachy 4.12475+29−2952.3%−15.530.8%412
72.4%
186Quark 2.352465+18−1848.2%+11.828.7%1117
64.9%
187Giraffe 20150908 64-bit2460+20−2050.4%−4.123.1%898
57.5%
188Bumblebee 1.0 64-bit2457+25−2548.3%+10.234.5%554
56.8%
189Lozza 1.18 64-bit2454+27−2748.6%+8.535.8%450
60.3%
190Nemeton 1.512449+22−2249.9%−0.828.3%710
64.4%
191‑192Eeyore 1.52 64-bit2444+18−1847.5%+16.128.0%1104
47.7%
191‑192Hussar 0.42444+17−1748.9%+7.930.1%1159
59.9%
193Shallow r694 64-bit2441+19−1950.3%−3.432.6%980
52.7%
194Typhoon 1.00-3482440+33−3448.4%+12.028.8%309
59.9%
195Abrok 5.02435+19−1949.3%+3.629.8%922
55.4%
196TJchess 1.3 64-bit2433+18−1847.8%+16.330.9%1071
53.5%
197Snitch 1.6.2 32-bit2432+24−2447.4%+16.928.3%629
55.9%
198Homer 2.012429+20−2149.1%+6.132.6%803
59.1%
199Bearded N44.5 64-bit2426+25−2647.1%+16.930.5%531
53.6%
200Teki 2 64-bit2424+26−2655.0%−38.520.3%566
55.0%
201‑202PostModernist 10162422+19−1947.9%+13.029.5%982
50.0%
201‑202RomiChess P3n 64-bit2422+20−2049.2%+7.438.8%834
53.9%
203Cmcchess 2.6 64-bit2421+18−1848.7%+8.136.9%1045
57.7%
204‑205Ares 1.005.2.1 64-bit2417+26−2650.3%−3.933.4%497
51.4%
204‑205Taltos rev118 64-bit2417+28−2854.4%−30.530.3%436
52.8%
206Kiwi 0.6d 32-bit2416+19−2047.3%+16.627.3%931
57.2%
207KnightDreamer 3.32412+36−3647.3%+23.731.8%261
51.3%
208Bitfoot 1.0.d9aeb43 64-bit2411+27−2748.0%+14.827.6%468
53.5%
209‑211Gaia 3.5 32-bit2409+22−2148.4%+11.129.4%741
52.0%
209‑211Ifrit m1.8 64-bit2409+18−1849.0%+7.829.2%1066
47.8%
209‑211Queen 4.032409+18−1848.5%+8.434.6%1056
53.1%
212‑213Diablo 0.5.12408+18−1848.5%+10.432.0%1058
49.6%
212‑213Dragon 4.62408+18−1848.0%+14.233.3%1025
62.6%
214Patzer 3.802404+21−2149.0%+8.324.1%822
64.9%
215Simplex 0.9.8 64-bit2399+18−1847.6%+15.624.8%1115
52.1%
216Amy 0.87b2398+24−2449.2%+8.425.8%601
52.4%
217Tigran 2.4n 64-bit2397+17−1749.0%+6.530.0%1172
61.4%
218Gosu 0.162393+19−1949.3%+3.927.3%1039
52.9%
219Alex 2.14a 64-bit2392+18−1849.5%+3.529.9%1031
56.2%
220‑221Amateur 2.822390+20−2148.2%+11.525.1%869
50.5%
220‑221Popochin 4.1 64-bit2390+24−2452.2%−15.431.3%594
53.3%
222Sorgenkind 0.42389+15−1551.1%−6.627.9%1635
50.9%
223Waxman 20142388+21−2147.1%+19.831.8%752
53.6%
224Myrddin 0.87 64-bit2387+16−1649.2%+6.829.9%1458
54.7%
225Horizon 4.42386+17−1749.0%+6.525.2%1241
51.2%
226‑227Sage 3.532385+18−1849.8%+2.227.5%1093
51.7%
226‑227Thor's Hammer 2.28 32-bit2385+25−2548.7%+8.829.4%558
58.8%
228Comet B682381+20−2146.8%+23.326.0%854
60.9%
229Tytan 9.32377+23−2351.1%−8.325.3%679
52.7%
230OliThink 5.3.2 64-bit2376+18−1848.9%+8.525.8%1064
84.8%
231Topple 0.1.1 64-bit2360+24−2455.7%−49.116.7%690
57.4%
232Plisk 0.2.7d 64-bit2357+22−2249.5%+2.828.2%737
64.0%
233Flux 2.2.12351+22−2250.1%−0.630.2%712
63.7%
234WChess 1.062344+32−3347.3%+15.933.0%315
54.3%
235‑236Arion 1.72342+18−1949.3%+4.426.9%1049
50.2%
235‑236Isa 2.0.64 64-bit2342+25−2548.7%+9.130.2%557
67.0%
237Aice 0.99.22335+18−1849.8%+0.527.1%1083
52.7%
238Amundsen 0.802334+19−1949.1%+7.431.7%949
56.8%
239‑240Asterisk 0.62332+18−1848.1%+12.426.9%1081
49.9%
239‑240Butcher 1.61 64-bit2332+31−3148.5%+12.224.4%361
52.1%
241Gibbon 2.60a 64-bit2331+22−2248.9%+5.031.9%697
59.3%
242FireFly 2.7.2 64-bit2327+22−2247.9%+12.131.4%706
51.7%
243EveAnn 1.712326+31−3148.7%+11.035.0%340
63.0%
244‑245Mediocre 0.42319+31−3149.6%+1.824.7%365
49.3%
244‑245Zeus 1.272319+29−2850.4%−9.125.4%453
59.0%
246KnightX 1.922315+19−1949.1%+5.627.9%984
52.0%
247‑248Averno 0.812314+20−2048.4%+12.528.8%874
49.7%
247‑248Chezzz 1.0.32314+20−2149.6%+0.926.0%849
74.9%
249Ant 2006-F2304+22−2249.5%+3.224.1%775
59.1%
250‑251Joker 1.1.142301+19−1949.7%+0.827.8%972
48.2%
250‑251Natwarlal 0.142301+19−1949.3%+5.724.9%1007
54.1%
252Sungorus 1.4 64-bit2300+23−2348.1%+12.821.9%722
52.0%
253Anechka 0.082299+19−1948.5%+13.227.0%1046
59.7%
254Fischerle 0.9.80 SE 64-bit2295+22−2245.9%+29.126.4%758
54.9%
255Absolute Zero 2.4.7.2 64-bit2294+17−1750.4%−4.323.8%1277
67.7%
256‑257AliChess 4.252287+21−2148.8%+7.125.9%790
50.8%
256‑257Chaturanga 2.4.32287+21−2149.2%+3.928.2%795
52.3%
258Matilde 2008 64-bit2286+24−2549.7%+2.429.1%578
56.9%
259Galjoen 0.38 64-bit2283+24−2550.6%−4.423.3%614
73.2%
260Chispa 4.0.32273+19−1949.9%+1.627.2%970
87.1%
261Ayito 0.2.9942256+22−2249.5%+2.122.4%754
55.9%
262CT800 1.30 64-bit2254+26−2653.2%−25.121.4%548
56.7%
263Beowulf 2.4a 64-bit2251+20−2049.8%−0.626.4%939
55.6%
264‑266Exacto 0.e 64-bit2249+19−1949.3%+4.833.4%945
50.6%
264‑266Protej 0.5.8c2249+20−2046.9%+22.022.4%946
50.4%
264‑266RattateChess 1.0 Nosferatu2249+21−2149.3%+6.028.3%822
54.1%
267Mango Paola Ajedrez 4.12247+20−2048.9%+9.626.5%921
60.8%
268Buzz 0.08 64-bit2243+27−2749.3%+5.324.3%482
62.0%
269Feuerstein 0.4.6.12237+19−1949.1%+6.228.5%944
53.6%
270‑271Pirarucu 1.9.2 64-bit2236+24−2450.6%−6.718.4%694
48.8%
270‑271Zevra 1.8.4 r650 64-bit2236+26−2647.6%+21.428.3%502
54.0%
272Atak 6.82235+19−1949.3%+4.923.2%1076
57.3%
273Dolphin 1.02232+20−2049.6%+1.124.6%887
56.7%
274KMTChess 1.2.1 64-bit2229+26−2649.5%+3.023.4%548
62.4%
275RamJet 0.132224+21−2153.7%−27.927.0%805
53.0%
276Tiny Chess 1.46 64-bit2223+23−2350.2%−2.626.6%657
54.6%
277OBender 03.2016 64-bit2221+20−2051.0%−8.025.5%920
55.5%
278‑279Robocide 20170718 64-bit2219+21−2152.1%−16.325.2%805
50.3%
278‑279Uralochka 1.1b2219+19−1949.2%+6.525.3%1045
54.8%
280Joker2 0.7.7 64-bit2217+27−2749.1%+7.833.4%476
57.4%
281ChessKISS 1.7c 64-bit2214+20−2048.7%+9.227.5%875
51.9%
282Neurosis 2.32213+28−2851.5%−14.826.5%457
56.4%
283Dorpsgek Eves-Temptation 64-bit2210+19−1952.4%−17.924.4%984
53.8%
284‑285Adam 3.32209+19−1949.4%+3.922.7%1005
49.0%
284‑285ZCT 0.3.24512209+27−2749.4%+4.025.5%478
56.9%
286ChessAlex 2.0r42206+21−2147.0%+20.527.8%813
51.4%
287Napoleon 1.6.0b 64-bit2205+31−3146.7%+22.731.5%349
52.6%
288Baislicka 1.0 64-bit2204+23−2346.8%+24.524.8%698
60.9%
289BlackBishop 1.02200+18−1948.8%+9.227.1%1041
54.4%
290Latista (Sinobyl) 1.52198+24−2448.4%+8.925.5%605
57.6%
291Alf 1.092195+23−2349.4%+0.731.1%634
59.9%
292NG-Play 9.87 64-bit2191+21−2145.9%+26.425.5%793
55.5%
293GopherCheck 0.2.3 64-bit2189+22−2249.6%+3.131.2%727
52.0%
294NagaSkaki 5.122188+17−1751.6%−11.426.6%1225
70.3%
295Prophet 2.0 64-bit2179+29−2951.2%−10.425.4%410
60.3%
296Lime 662174+21−2149.9%−1.220.9%828
57.7%
297‑298Chesley r323 64-bit2170+26−2648.6%+11.421.6%559
50.8%
297‑298ProChess 1.02AD2170+20−2047.3%+16.022.3%954
56.1%
299‑300Kurt 0.9.2.2 64-bit2168+22−2248.0%+15.424.0%770
50.4%
299‑300Soldat III 0.187 64-bit2168+24−2446.6%+23.826.4%625
63.6%
301Clever Girl r160 64-bit2161+32−3248.1%+11.322.0%364
64.7%
302Embla 1.0.3 64-bit2153+25−2548.8%+9.922.0%592
57.1%
303KnockOut 0.7.12150+16−1651.3%−9.526.5%1490
79.8%
304Blitzkrieg rev337 64-bit2139+20−2046.7%+23.327.0%857
60.2%
305‑306Parrot 07.01.162134+31−3146.6%+25.621.1%394
50.3%
305‑306Tunguska 1.0 64-bit2134+23−2346.1%+29.328.3%671
80.7%
307Barbarossa 0.4.0 64-bit2120+20−2143.2%+58.218.0%943
59.3%
308BikJump 2.01 64-bit2117+24−2446.3%+25.224.3%635
57.2%
309Clarabit 1.00 32-bit2113+22−2247.6%+14.829.9%736
70.1%
310Hedgehog 1.81 64-bit2104+28−2855.4%−43.824.5%466
85.4%
311AdroitChess 0.42084+25−2558.5%−71.914.3%698
65.6%
312Jabba 1.0 64-bit2077+26−2645.3%+33.524.0%534
55.0%
313BigLion 2.23w2075+21−2146.2%+25.223.1%832
86.6%
314Zeta Dva 0301 64-bit2055+28−2849.0%+9.029.4%446
51.6%
315Cinnamon 2.0 64-bit2054+24−2443.8%+46.429.1%598
59.1%
316Ecce 1.0 (rev. 508) 64-bit2050+22−2246.4%+28.818.5%791
62.4%
317PLP 16615712045+22−2246.1%+28.524.3%760
58.5%
318Matheus 2.32042+23−2345.7%+35.223.2%693
51.8%
319Monarch 1.72041+18−1846.8%+30.319.7%1213
52.4%
320Mustang 4.972040+26−2644.9%+33.930.7%525
60.5%
321Faile 1.4.42035+25−2556.7%−43.121.3%652
60.1%
322Wuttang r2 64-bit2030+25−2549.0%+4.721.0%595
53.6%
323ChessMind 0.822029+23−2447.3%+19.019.0%678
56.3%
324Abbess 2018.02.072026+26−2648.3%+11.820.9%565
53.2%
325Slibo 0.5.12024+26−2645.5%+34.219.4%573
69.2%
326Schola 1.1.0 64-bit2014+29−2948.2%+13.321.8%450
51.9%
327Cupcake 1.1a2013+25−2548.5%+13.416.7%628
67.3%
328‑329Bubble 1.52006+19−1942.8%+57.120.7%1061
51.7%
328‑329Smash 1.0.3 64-bit2006+27−2746.8%+22.724.1%518
61.8%
330BibiChess 0.52000+24−2445.6%+32.626.6%610
52.4%
331La Dame Blanche 2.0c1999+21−2149.7%+2.618.0%928
58.0%
332BSC 3.91995+37−3745.1%+37.724.0%263
75.2%
333Heracles 0.6.161980+21−2148.1%+13.027.5%818
64.0%
334Rival 1.181974+22−2245.6%+30.226.7%726
73.4%
335Dabbaba 5.671961+35−3642.5%+57.422.1%299
57.0%
336Monik 2.2.3 32-bit1957+30−3044.4%+39.127.1%395
73.6%
337Eia 0.31944+22−2248.4%+14.425.1%770
59.9%
338MatMoi 7.15.0-cct 32-bit1940+25−2542.7%+55.224.5%568
52.4%
339Micro-Max 4.8 (DM-PII)1939+24−2448.5%+12.525.6%625
89.9%
340Reger 0.091917+23−2342.3%+58.122.4%688
66.3%
341Clueless 1.41910+20−2041.8%+65.615.8%978
55.3%
342Warrior 1.0.31908+21−2143.9%+45.922.5%862
78.6%
343Surprise 4.3b131895+26−2639.4%+83.019.4%568
53.0%
344GChess IV 0.2.01894+22−2342.1%+58.028.3%713
62.5%
345MOBMAT 0.903d 64-bit1887+32−3238.4%+108.616.5%424
76.8%
346Skiull 0.3 64-bit1868+40−4045.4%+31.529.4%218
57.0%
347Ajedrez Tactico 2.73b1864+26−2643.8%+48.218.8%564
57.0%
348Predateur 2.2 64-bit1859+41−4239.6%+79.918.1%216
70.6%
349BeRoChess 1.00 32-bit1844+37−3837.4%+97.822.9%266
68.1%
350RataAeroespacial 0.2.11833+17−1744.2%+50.213.0%1388
93.9%
351Ziggurat 0.18 64-bit1795+41−4329.3%+160.224.3%222
85.0%
352Enigma 1.1.41768+25−2531.4%+152.714.2%704
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Stockfish 9 64-bit 4CPU3441 27 − 25
+7−5=40
−25
27 − 23
+7−3=40
−14
29 − 11
+18−0=22
+15
41 − 9
+32−0=18
+65
39 − 11
+29−1=20
+25
39 − 11
+28−0=22
−13
41.5 − 8.5
+33−0=17
+12
44.5 − 5.5
+39−0=11
+73
41 − 9
+32−0=18
−24
 40 − 8
+32−0=16
−19
2Komodo 11.3.1 64-bit 4CPU340625 − 27
+5−7=40
+25
 28.5 − 23.5
+11−6=35
+24
 33 − 17
+16−0=34
−30
37.5 − 14.5
+24−1=27
+9
38 − 12
+28−2=20
+10
37 − 13
+24−0=26
−38
 40 − 10
+31−1=18
−5
 41 − 9
+32−0=18
0
3Houdini 6 64-bit 4CPU340523 − 27
+3−7=40
+14
23.5 − 28.5
+6−11=35
−24
 11.5 − 8.5
+4−1=15
−43
22.5 − 9.5
+13−0=19
0
22.5 − 9.5
+13−0=19
−6
31.5 − 8.5
+23−0=17
+27
26 − 6
+20−0=12
+29
44 − 6
+38−0=12
+92
27.5 − 4.5
+23−0=9
+59
 25.5 − 7.5
+18−0=15
−49
4Fire 7.1 64-bit 4CPU332311 − 29
+0−18=22
−15
 8.5 − 11.5
+1−4=15
+43
 24 − 16
+11−3=26
+21
22 − 18
+10−6=24
−12
 27.5 − 12.5
+16−1=23
+8
28 − 12
+17−1=22
−3
27 − 13
+14−0=26
−30
26 − 14
+14−2=24
−41
29.5 − 10.5
+20−1=19
+11
5Deep Shredder 13 64-bit 4CPU32899 − 41
+0−32=18
−65
17 − 33
+0−16=34
+30
9.5 − 22.5
+0−13=19
0
16 − 24
+3−11=26
−21
 18.5 − 13.5
+8−3=21
+37
21.5 − 18.5
+8−5=27
−21
20.5 − 11.5
+11−2=19
+14
33.5 − 16.5
+19−2=29
+10
20 − 12
+10−2=20
−20
19 − 11
+10−2=18
−18
20.5 − 11.5
+13−4=15
−15
6Fizbo 2 64-bit 4CPU328311 − 39
+1−29=20
−25
14.5 − 37.5
+1−24=27
−9
9.5 − 22.5
+0−13=19
+6
18 − 22
+6−10=24
+12
13.5 − 18.5
+3−8=21
−37
 16.5 − 15.5
+6−5=21
−28
17 − 15
+8−6=18
−40
23 − 17
+14−8=18
−34
21 − 11
+13−3=16
+9
21 − 9
+14−2=14
+36
23 − 9
+14−0=18
+31
7Andscacs 0.921 64-bit 4CPU324811 − 39
+0−28=22
+13
12 − 38
+2−28=20
−10
8.5 − 31.5
+0−23=17
−27
 18.5 − 21.5
+5−8=27
+21
15.5 − 16.5
+5−6=21
+28
 18.5 − 21.5
+4−7=29
−41
31.5 − 18.5
+18−5=27
+32
21 − 19
+7−5=28
−36
 29 − 21
+16−8=26
−12
8Booot 6.2 64-bit 4CPU32258.5 − 41.5
+0−33=17
−12
13 − 37
+0−24=26
+38
6 − 26
+0−20=12
−29
12.5 − 27.5
+1−16=23
−8
11.5 − 20.5
+2−11=19
−14
15 − 17
+6−8=18
+40
21.5 − 18.5
+7−4=29
+41
 29.5 − 20.5
+13−4=33
+25
15 − 17
+4−6=22
−44
16.5 − 13.5
+8−5=17
0
18 − 14
+6−2=24
−4
9Fritz 16 64-bit 4CPU32025.5 − 44.5
+0−39=11
−73
 6 − 44
+0−38=12
−92
12 − 28
+1−17=22
+3
16.5 − 33.5
+2−19=29
−10
17 − 23
+8−14=18
+34
18.5 − 31.5
+5−18=27
−32
20.5 − 29.5
+4−13=33
−25
 26.5 − 23.5
+12−9=29
+12
17.5 − 12.5
+11−6=13
+48
24.5 − 22.5
+10−8=29
−2
10Chiron 4 64-bit 4CPU31999 − 41
+0−32=18
+24
10 − 40
+1−31=18
+5
4.5 − 27.5
+0−23=9
−59
13 − 27
+0−14=26
+30
12 − 20
+2−10=20
+20
11 − 21
+3−13=16
−9
19 − 21
+5−7=28
+36
17 − 15
+6−4=22
+44
23.5 − 26.5
+9−12=29
−12
  17 − 15
+7−5=20
+7
11Ethereal 10.00 64-bit 4CPU3197   14 − 26
+2−14=24
+41
11 − 19
+2−10=18
+18
9 − 21
+2−14=14
−36
 13.5 − 16.5
+5−8=17
0
12.5 − 17.5
+6−11=13
−48
   
12NirvanaChess 2.4 64-bit 4CPU31888 − 40
+0−32=16
+19
9 − 41
+0−32=18
0
7.5 − 25.5
+0−18=15
+49
10.5 − 29.5
+1−20=19
−11
11.5 − 20.5
+4−13=15
+15
9 − 23
+0−14=18
−31
21 − 29
+8−16=26
+12
14 − 18
+2−6=24
+4
22.5 − 24.5
+8−10=29
+2
15 − 17
+5−7=20
−7
  
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
1Stockfish 9 64-bit 4CPU3441 99.699.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Komodo 11.3.1 64-bit 4CPU34060.4 55.1100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 6 64-bit 4CPU34050.144.9 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 7.1 64-bit 4CPU33230.00.00.0 99.799.8100.0100.0100.0100.0100.0100.0
5Deep Shredder 13 64-bit 4CPU32890.00.00.00.3 69.8100.0100.0100.0100.0100.0100.0
6Fizbo 2 64-bit 4CPU32830.00.00.00.230.2 99.8100.0100.0100.0100.0100.0
7Andscacs 0.921 64-bit 4CPU32480.00.00.00.00.00.2 98.0100.0100.0100.0100.0
8Booot 6.2 64-bit 4CPU32250.00.00.00.00.00.02.0 99.099.598.8100.0
9Fritz 16 64-bit 4CPU32020.00.00.00.00.00.00.01.0 62.867.092.5
10Chiron 4 64-bit 4CPU31990.00.00.00.00.00.00.00.537.2 56.786.2
11Ethereal 10.00 64-bit 4CPU31970.00.00.00.00.00.00.01.233.043.3 76.4
12NirvanaChess 2.4 64-bit 4CPU31880.00.00.00.00.00.00.00.07.513.823.6 
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

865'617 games (163.41 MB)

All games with comments

865'617 games (510.17 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on July 14, 2018