CCRL 40/40
Downloads and Statistics
July 25, 2015
Testing summary:
Total: 593'993 games
played by 1'646 programs
82363 CPU days (X2 4600+)

White wins: 207'560 (34.9%)
Black wins: 153'791 (25.9%)
Draws: 232'642 (39.2%)
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)
Computed on July 25, 2015 with Bayeselo based on 593'993 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+
1Komodo 9 64-bit 4CPU3324+20−2070.4%−124.152.7%804 
87.4%
2Stockfish 6 64-bit 4CPU3310+16−1667.4%−107.754.8%1231
100.0%
3Houdini 4 64-bit 4CPU3265+13−1360.1%−64.849.7%1905
100.0%
4Fire 4 64-bit 4CPU3211+17−1747.7%+14.461.7%939
91.0%
5Gull 3 64-bit 4CPU3196+16−1651.1%−8.758.7%1188
61.2%
6Equinox 3.20 64-bit 4CPU3192+19−1947.5%+15.263.8%762
95.3%
7Critter 1.6a 64-bit 4CPU3174+9−952.4%−15.358.3%3390
95.2%
8Rybka 4 64-bit 4CPU3162+12−1253.9%−27.450.2%2287
62.2%
9Bouquet 1.8 64-bit 4CPU3159+14−1446.7%+20.458.5%1461
94.2%
10‑11BlackMamba 2.0 64-bit 4CPU3141+17−1744.5%+33.556.1%979
49.2%
10‑11Protector 1.8.0 64-bit 4CPU3141+32−3252.9%−18.154.5%292
93.6%
12Strelka 5.5 64-bit3115+9−954.3%−25.556.4%3835
54.4%
13Texel 1.05 64-bit 4CPU3113+23−2347.8%+16.352.1%543
52.6%
14Hannibal 1.5 64-bit 4CPU3112+25−2552.0%−12.356.3%453
55.8%
15NirvanaChess 2.1c 64-bit 4CPU3109+28−2842.3%+47.946.5%389
64.2%
16Naum 4.6 64-bit 4CPU3103+17−1645.5%+28.254.8%1092
66.2%
17Chiron 2 64-bit 4CPU3099+15−1541.7%+54.046.8%1357
70.8%
18‑19Andscacs 0.81 64-bit 4CPU3087+37−3747.1%+16.547.1%221
49.8%
18‑19Deep Fritz 14 64-bit 4CPU3087+17−1741.2%+55.155.9%1053
95.9%
20Hiarcs 14 4CPU3068+14−1441.8%+50.251.4%1591
63.5%
21Alfil 15.7 64-bit3062+34−3361.7%−80.149.1%283
85.7%
22Deep Junior 13 64-bit 4CPU3041+17−1743.0%+43.249.5%1121
58.4%
23Senpai 1.0 64-bit 4CPU3038+21−2146.1%+20.953.2%645
72.3%
24‑25Deep Shredder 12 64-bit 4CPU3031+11−1148.4%+9.546.0%2600
45.8%
24‑25Spike 1.4 Leiden 4CPU3031+11−1143.9%+38.346.8%2455
99.7%
26Cheng4 0.38 64-bit 4CPU2993+24−2446.0%+24.142.3%530
75.1%
27Spark 1.0 64-bit 4CPU2983+15−1544.3%+37.245.6%1388
68.2%
28Zappa Mexico II 64-bit 4CPU2979+10−1048.6%+7.948.1%3242
71.5%
29Fizbo 1.31 64-bit 4CPU2970+30−3051.7%−11.042.0%348
77.3%
30Gaviota 1.0 64-bit 4CPU2955+25−2548.1%+12.643.5%494
60.6%
31Arasan 17.5 64-bit 4CPU2950+29−2949.7%+1.045.9%370
54.4%
32‑33EXchess 7.51b 64-bit 4CPU2947+37−3752.8%−16.746.7%214
50.0%
32‑33Onno 1.2.70 64-bit 4CPU2947+22−2148.6%+10.146.7%659
59.4%
34Deep Sjeng c't 20102944+11−1145.4%+29.545.7%2903
61.5%
35Thinker 5.4d Inert 64-bit 4CPU2940+24−2448.8%+7.550.7%491
56.9%
36Hakkapeliitta 3.0 64-bit2937+31−3155.4%−36.339.1%335
61.3%
37Toga II 3.0 4CPU2930+28−2947.0%+20.546.2%372
53.7%
38SmarThink 1.70 64-bit2929+19−1950.0%−0.841.4%898
74.9%
39Vajolet2 2.0 64-bit2918+25−2548.8%+7.248.5%482
56.5%
40Crafty 23.8 64-bit 4CPU2914+34−3547.8%+15.347.0%251
57.6%
41Quazar 0.4 64-bit2911+13−1349.5%+3.642.8%1965
54.6%
42DiscoCheck 5.2 64-bit2909+19−1948.9%+6.843.2%840
53.3%
43Tornado 6.0 64-bit 4CPU2908+29−2945.3%+29.741.8%376
58.0%
44MinkoChess 1.3 64-bit 4CPU2904+25−2548.4%+8.345.1%495
52.7%
45Bright 0.4a 4CPU2903+15−1549.4%+4.840.5%1475
58.6%
46Booot 5.2.0 64-bit2900+16−1548.4%+12.042.6%1345
59.5%
47Deuterium 14.3.34.130 64-bit2898+19−1948.9%+6.045.2%889
51.6%
48iCE 2.0 64-bit2897+19−1951.4%−11.242.8%912
67.4%
49Scorpio 2.7.6 64-bit 4CPU2889+28−2848.1%+11.944.8%400
83.0%
50Bobcat 6.4b 64-bit 4CPU2868+33−3346.7%+22.246.5%269
68.8%
51Nemo 1.0.1 64-bit2858+15−1549.6%+1.843.6%1462
61.0%
52Loop M1-T 64-bit 4CPU2855+12−1243.2%+43.845.2%2447
75.1%
53Rodent 1.7 64-bit2846+25−2551.6%−12.244.6%505
66.9%
54‑56Atlas 3.80 64-bit2838+25−2550.3%−1.043.5%504
50.4%
54‑56BugChess2 1.9 64-bit 4CPU2838+29−2945.6%+25.937.5%395
50.2%
54‑56Octochess r5190 64-bit 4CPU2838+28−2843.4%+39.943.7%394
55.3%
57DisasterArea 1.54 64-bit2835+24−2447.1%+20.341.2%548
52.2%
58Pedone 1.1 64-bit 4CPU2834+32−3259.2%−68.138.5%325
52.2%
59Jonny 4.00 4CPU2833+30−3044.5%+30.436.1%363
53.7%
60Murka 3 64-bit2831+15−1549.8%+1.343.6%1332
77.7%
61GNU Chess 5.60 64-bit2820+24−2449.7%−1.440.6%547
82.5%
62Dirty 10Apr2015 64-bit2802+29−3048.4%+11.740.0%370
90.1%
63Frenzee 3.5.19 64-bit2780+17−1749.6%+3.234.7%1146
50.9%
64Naraku 1.42779+19−1950.0%+0.124.9%1034
70.1%
65Rhetoric 1.4.1 64-bit2772+20−2051.1%−7.438.0%829
67.6%
66Twisted Logic 20100131x 64-bit2765+21−2151.5%−12.334.7%784
66.8%
67Bison 9.11 64-bit2759+20−2049.3%+4.134.7%833
63.4%
68Ktulu 92755+13−1345.9%+26.138.7%1908
86.4%
69Chronos 1.9.9 64-bit2744+15−1550.0%+0.238.5%1432
83.5%
70Godel 3.4.9 64-bit2732+17−1750.4%−2.934.9%1128
63.4%
71Delfi 5.4 2CPU2728+19−1940.4%+66.735.7%1017
61.0%
72Chessmaster 11 2CPU2722+35−3547.5%+15.939.4%259
75.6%
73‑74Pawny 1.1 64-bit2705+32−3250.5%−7.342.7%302
50.5%
73‑74ProDeo 1.862705+30−3049.0%+4.336.9%360
51.4%
75Chess Tiger 2007.12704+10−1045.3%+31.042.5%3275
98.0%
76Tucano 5.00 64-bit2679+22−2249.6%+1.640.7%674
55.4%
77Daydreamer 1.75 64-bit2677+18−1747.3%+18.940.6%1031
53.0%
78Cheese 1.7 64-bit2676+28−2855.5%−37.340.7%410
70.4%
79Movei 00.8.438 (10 10 10)2668+11−1247.2%+15.837.7%2646
52.4%
80RedQueen 1.1.3 64-bit2667+31−3146.7%+20.431.1%350
63.0%
81Alaric 7072661+12−1249.1%+5.934.4%2596
57.1%
82Pharaon 3.5.1 4CPU2658+31−3235.7%+92.436.3%347
55.6%
83The Baron 2.23 64-bit2655+23−2350.1%−2.333.4%605
54.9%
84Djinn 1.010 64-bit2653+29−2949.3%+5.634.6%381
54.2%
85Philou 3.7.1 64-bit2651+16−1649.7%+1.136.6%1289
50.7%
86Cyrano 0.6b17 64-bit2650+28−2848.9%+6.935.8%416
54.9%
87E.T. Chess 13.01.082649+14−1449.2%+4.237.0%1730
74.6%
88Colossus 2008b2642+13−1348.7%+9.038.0%2068
64.3%
89Slow Chess Blitz WV2.12639+12−1248.2%+12.336.9%2515
62.0%
90Sjakk 2.2 64-bit2635+24−2551.1%−9.941.2%531
57.6%
91Rotor 0.7a2631+26−2650.1%−1.633.4%500
54.3%
92Gandalf 62630+12−1146.2%+25.635.7%2628
54.4%
93WildCat 82629+14−1449.0%+5.635.2%1806
62.1%
94Ruffian 2.1.02626+14−1446.9%+21.837.3%1787
54.9%
95Hamsters 0.72624+27−2749.1%+6.837.8%431
68.4%
96Nebula 2.0 64-bit2616+18−1850.0%+0.033.2%1024
63.5%
97Sloppy 0.2.2 64-bit2611+21−2149.6%+2.330.8%754
71.2%
98‑100GreKo 12.8 64-bit2600+30−3050.7%−6.735.5%358
49.9%
98‑100NoraGrace 2.0 64-bit2600+29−2958.0%−59.323.9%452
51.3%
98‑100Rodin 7.02600+21−2149.2%+4.633.1%774
55.3%
101Aristarch 4.502598+12−1247.5%+18.132.0%2367
58.8%
102Glass 2.0 64-bit2596+18−1849.9%+1.035.0%1050
51.8%
103Petir 4.392595+22−2349.4%+1.637.3%638
62.0%
104N2 0.4 64-bit2591+17−1750.5%−4.435.1%1123
50.6%
105Pseudo 0.7c2590+13−1350.4%−2.537.4%1851
53.4%
106CuckooChess 1.12 32-bit2589+27−2747.8%+16.230.4%481
52.3%
107Amyan 1.722588+13−1350.8%−5.331.0%2089
84.3%
108GarboChess 3.0 64-bit2576+20−2050.7%−3.430.7%876
60.3%
109Brutus 8.05 64-bit2571+31−3148.3%+9.434.9%327
54.4%
110Jellyfish 1.02569+25−2550.8%−7.037.6%516
64.3%
111Capivara LK 0.09b02f 64-bit2563+25−2550.8%−6.432.1%524
53.3%
112‑114Arminius 2013-08-10 64-bit2561+31−3147.3%+19.327.0%352
49.5%
112‑114DanaSah 5.072561+18−1849.5%+1.838.0%1003
51.8%
112‑114Francesca MAD 0.192561+17−1747.1%+19.933.0%1185
52.5%
115SOS 5.12560+14−1447.9%+12.334.2%1795
64.6%
116Anaconda 2.0.12554+27−2747.9%+12.235.2%458
78.3%
117‑118AnMon 5.662540+23−2350.3%−2.031.0%658
49.3%
117‑118Ufim 8.022540+13−1349.3%+3.631.0%2046
69.2%
119nanoSzachy 4.0 64-bit2534+21−2148.4%+10.231.8%793
57.0%
120Phalanx XXIV2531+26−2649.6%+0.726.7%510
80.9%
121Hermann 2.8 64-bit2516+21−2148.4%+11.126.9%813
61.0%
122Nimzo 82511+28−2845.5%+33.132.2%453
60.8%
123Little Goliath Evolution 3.122506+18−1846.5%+23.833.5%1015
66.7%
124Tao 5.62501+17−1749.6%+2.827.1%1194
58.0%
125LittleThought 1.052 64-bit2498+20−2049.3%+3.824.7%863
56.1%
126Maverick 1.0 64-bit2495+32−3253.2%−25.731.0%326
52.2%
127Delphil 3.2 64-bit2494+25−2549.5%+3.534.9%524
59.6%
128‑129JikChess 0.01 64-bit2489+27−2751.0%−9.423.5%507
50.7%
128‑129Pupsi2 0.092489+21−2149.5%+3.129.5%775
61.7%
130Yace 0.99.872485+19−1950.0%+0.228.1%1007
52.8%
131Pepito 1.59 64-bit2483+26−2649.7%−0.735.6%489
53.2%
132‑133K2 0.752482+29−2954.0%−28.633.3%409
48.6%
132‑133Xpdnt 0910072482+16−1649.3%+4.932.0%1355
55.8%
134Matacz 1.32480+29−2947.4%+17.733.0%382
51.2%
135SpiderChess 0706032479+23−2350.1%+2.539.6%604
54.9%
136‑138Anatoli 0.35k2478+17−1750.3%−3.731.9%1262
49.9%
136‑138BBChess 1.3b2478+25−2551.0%−6.838.1%525
48.4%
136‑138Cerebro 3.03d2478+19−1949.7%+0.430.0%1000
51.7%
139Green Light Chess 3.01.2.22477+36−3646.3%+25.332.4%256
51.8%
140Trace 1.362476+22−2148.8%+8.926.5%765
53.4%
141Quark 2.352475+20−2049.0%+6.229.5%821
58.6%
142Bruja 1.9.1 64-bit2472+22−2248.9%+8.025.9%723
61.8%
143Counter 1.22467+17−1748.3%+12.138.2%1119
56.9%
144Ghost 2.0.2 64-bit2465+26−2648.6%+10.329.5%532
69.1%
145Donna 2.1 64-bit2455+31−3151.7%−10.928.7%362
64.8%
146Dorky 4.3 64-bit2446+29−2949.0%+6.729.9%391
56.8%
147Snitch 1.6.2 64-bit2442+32−3248.6%+11.126.3%353
53.3%
148‑149Eeyore 1.52 64-bit2441+22−2249.1%+5.426.6%744
49.7%
148‑149Hussar 0.42441+19−1948.4%+10.929.1%1017
51.6%
150Betsabe II 1.472440+24−2451.3%−7.725.3%652
56.4%
151Typhoon 1.00-3482437+37−3748.4%+11.027.8%255
52.7%
152Carballo 1.22435+30−2956.9%−46.331.0%394
56.5%
153Abrok 5.02432+26−2649.3%+4.929.5%498
62.6%
154‑155Homer 2.012426+20−2149.1%+5.932.6%803
50.7%
154‑155PostModernist 10162426+24−2447.5%+15.628.2%589
54.1%
156Gaia 3.5 64-bit2424+32−3250.3%−4.125.1%350
67.6%
157‑158Ares 1.005 64-bit2415+22−2249.4%+3.934.7%692
50.5%
157‑158KnightDreamer 3.32415+37−3748.8%+10.132.5%243
52.8%
159Muse 0.899b2413+22−2247.7%+17.627.1%738
57.3%
160Kiwi 0.6d 32-bit2410+20−2046.4%+23.527.1%861
60.9%
161‑163Diablo 0.5.12406+19−1949.5%+4.331.6%924
51.2%
161‑163Queen 4.032406+20−2048.9%+5.634.5%860
48.7%
161‑163Shallow r688 64-bit2406+20−2050.2%−3.029.3%920
54.6%
164Dragon 4.62405+19−1946.5%+23.834.2%898
57.7%
165RomiChess P3k 32-bit2402+19−1949.2%+5.333.0%906
57.2%
166Simplex 0.9.8 64-bit2399+25−2551.6%−12.322.4%589
62.5%
167‑168Comet B682393+23−2347.2%+19.925.8%682
50.9%
167‑168Waxman 20142393+24−2447.6%+16.931.3%592
55.8%
169‑171Patzer 3.802391+25−2549.7%+2.725.4%562
48.9%
169‑171Tigran 2.4n 64-bit2391+21−2149.9%+0.830.9%828
50.5%
169‑171pikoSzachy 3.42391+35−3548.6%+10.024.1%295
50.6%
172Amy 0.87b2390+25−2549.3%+8.025.3%565
56.0%
173Ifrit m1.8 64-bit2388+23−2348.8%+11.429.4%669
59.7%
174‑175Gosu 0.162384+21−2147.6%+16.926.7%794
50.7%
174‑175Sorgenkind 0.42384+15−1551.7%−11.228.1%1565
54.2%
176‑177Amateur 2.822382+21−2147.0%+21.525.0%787
50.3%
176‑177Horizon 4.42382+18−1849.2%+4.526.3%1103
53.3%
178Alex 2.14a 64-bit2381+22−2250.4%−1.728.7%729
54.3%
179‑180Jazz 721 64-bit2379+22−2249.5%+2.927.6%729
49.4%
179‑180Sage 3.532379+18−1850.0%+0.927.9%1063
57.3%
181OliThink 5.3.2 64-bit2377+22−2249.5%+4.925.6%737
52.8%
182Thor's Hammer 2.28 32-bit2375+28−2849.6%+4.828.7%446
70.3%
183‑184Myrddin 0.87 64-bit2365+28−2848.6%+9.329.1%453
50.2%
183‑184TJchess 1.012365+24−2450.7%−5.825.0%639
51.8%
185Tytan 9.32364+24−2450.7%−5.525.9%633
75.6%
186Plisk 0.2.6 32-bit2348+36−3650.4%−0.726.3%274
54.4%
187Flux 2.2.12346+22−2349.9%+1.330.7%672
62.5%
188Arion 1.72341+20−2051.5%−12.327.5%854
56.5%
189WChess 1.062338+32−3347.3%+16.233.0%315
52.1%
190CyberPagno 2.2 64-bit2337+26−2651.1%−9.425.0%525
51.0%
191Lozza 1.15 64-bit2336+30−3054.7%−33.533.6%372
65.7%
192Amundsen 0.802329+20−2147.5%+17.829.9%825
51.1%
193Aice 0.99.22328+21−2147.2%+20.326.3%787
51.4%
194EveAnn 1.712327+35−3547.5%+18.432.9%280
53.6%
195Asterisk 0.62326+20−2048.9%+6.627.2%837
50.8%
196Nemeton 1.12325+32−3245.3%+32.030.6%333
57.8%
197Bagatur 1.3a 64-bit2321+20−2053.0%−23.327.3%911
59.0%
198KnightX 1.922318+23−2449.7%+1.027.6%641
52.7%
199‑200Averno 0.812317+24−2449.2%+4.427.5%586
48.7%
199‑200Gibbon 2.60a 64-bit2317+25−2548.9%+6.430.6%565
51.7%
201Butcher 1.61 64-bit2316+34−3444.7%+41.324.9%301
60.2%
202ECE 12.012311+22−2248.5%+9.424.6%752
51.2%
203Sungorus 1.4 64-bit2310+31−3147.8%+15.924.1%378
51.7%
204Mediocre 0.42309+34−3450.8%−6.724.3%305
54.3%
205Popochin 2.92307+31−3147.4%+22.030.4%372
51.3%
206Zeus 1.272306+31−3151.6%−16.724.4%386
61.1%
207Natwarlal 0.142300+21−2148.4%+12.524.2%827
61.8%
208‑209Ant 2006-F2296+25−2448.5%+8.223.8%617
48.8%
208‑209Chezzz 1.0.32296+24−2449.8%−0.525.6%617
52.3%
210Joker 1.1.142295+22−2250.6%−4.727.8%730
68.5%
211Anechka 0.082288+20−2046.6%+25.826.2%928
55.6%
212Matilde 2008 64-bit2285+35−3548.6%+10.927.6%279
55.3%
213‑214AliChess 4.252282+23−2349.9%−0.824.4%679
50.1%
213‑214Chaturanga 2.4.32282+25−2550.3%−2.527.1%569
66.4%
215FireFly 2.7.0 64-bit2275+22−2247.9%+12.930.2%729
57.3%
216Orion 0.2 64-bit2272+23−2348.7%+9.627.3%671
76.0%
217Chispa 4.0.32260+21−2149.4%+4.627.5%800
54.5%
218Fischerle 0.9.60 64-bit2258+29−2947.1%+22.523.9%418
72.9%
219RattateChess 1.0 Nosferatu2247+22−2249.2%+7.528.2%692
53.0%
220‑221Beowulf 2.4a 64-bit2245+22−2252.4%−18.725.2%761
50.6%
220‑221Mango Paola Ajedrez 4.12245+22−2247.4%+19.125.8%733
56.2%
222‑223Ayito 0.2.9942243+24−2448.3%+10.322.6%624
48.0%
222‑223Protej 0.5.8c2243+27−2745.8%+29.822.4%514
61.1%
224Absolute Zero 2.4.0.0 64-bit2239+23−2348.3%+11.324.3%667
51.5%
225‑226Exacto 0.e 64-bit2238+22−2248.4%+10.933.3%693
50.6%
225‑226MadChess 1.4 64-bit2238+22−2246.6%+22.827.1%756
56.3%
227Buzz 0.08 64-bit2234+36−3648.3%+11.723.8%269
53.2%
228Atak 6.82233+20−2047.4%+18.322.9%888
54.9%
229Feuerstein 0.4.6.12231+19−1949.1%+5.728.5%944
71.1%
230Dolphin 1.02222+22−2249.9%−1.424.9%732
52.8%
231KMTChess 1.2.1 64-bit2221+26−2649.5%+3.023.4%548
53.7%
232ChessAlex 2.0r42220+24−2449.1%+2.729.7%607
56.5%
233Bearded N44.22216+36−3651.1%−7.625.4%268
57.0%
234Uralochka 1.1b2212+20−2049.4%+3.826.2%897
58.9%
235ChessKISS 1.7 64-bit2209+21−2249.1%+2.129.6%758
56.0%
236Adam 3.32206+21−2150.3%−2.622.1%815
60.1%
237ZCT 0.3.24512202+27−2749.4%+3.625.5%478
57.1%
238Neurosis 2.52199+17−1749.1%+6.528.6%1218
67.4%
239BlackBishop 1.02193+19−1848.9%+8.327.3%1034
55.6%
240NG-Play 9.85 64-bit2190+34−3449.0%+7.128.8%306
54.0%
241Alf 1.092188+24−2449.3%+1.930.9%618
51.2%
242Latista (Sinobyl) 1.52187+28−2848.4%+8.225.2%449
58.8%
243‑244OBender 3.2.4.22184+20−2049.9%+1.425.3%904
48.9%
243‑244ProChess 1.02AD2184+21−2148.9%+3.323.3%824
56.7%
245Prophet 2.0 64-bit2180+35−3554.3%−30.623.8%290
59.9%
246Chesley r323 64-bit2174+37−3748.3%+13.623.8%261
51.3%
247Kurt 0.9.2.2 64-bit2173+25−2549.3%+5.323.2%594
61.9%
248NagaSkaki 5.122168+20−2050.5%−4.028.0%917
64.4%
249Lime 662163+22−2350.2%−3.121.1%729
90.5%
250KnockOut 0.7.12144+16−1651.8%−12.726.7%1416
86.5%
251Parrot 07.07.222130+21−2149.1%+6.523.1%815
53.9%
252BikJump 2.01 64-bit2128+37−3746.2%+25.129.2%250
65.0%
253Napoleon 1.5.0 64-bit2119+27−2746.6%+24.725.1%479
75.4%
254Clarabit 1.00 32-bit2106+22−2247.6%+14.529.9%736
87.4%
255Jabba 1.0 64-bit2082+35−3546.4%+24.222.8%294
78.9%
256Soldat III 0.178 64-bit2063+29−2950.8%−6.723.0%422
60.8%
257BigLion 2.23x2058+20−2046.3%+27.226.8%937
65.8%
258Ecce 1.0 (rev. 508) 64-bit2051+30−3049.4%+6.520.0%421
74.5%
259PLP 16615712038+24−2445.9%+29.023.9%640
64.2%
260Matheus 2.32031+25−2545.1%+37.622.7%599
55.2%
261Mustang 4.972029+27−2743.9%+40.530.8%484
62.0%
262Monarch 1.72023+22−2245.9%+39.819.5%858
58.5%
263‑264Bubble 1.52020+22−2244.5%+41.021.4%813
50.0%
263‑264Slibo 0.5.12020+26−2645.5%+33.619.4%573
72.8%
265ChessMind 0.822009+25−2546.5%+25.617.0%600
64.5%
266Cupcake 1.1a2001+30−3045.8%+35.315.5%444
62.8%
267BibiChess 0.51995+26−2646.8%+22.625.6%555
58.1%
268BSC 3.91990+37−3745.1%+37.824.0%263
55.7%
269Schola 1.1.0 32-bit1987+27−2745.7%+31.326.0%480
73.9%
270AdroitChess 0.31973+32−3245.6%+36.318.7%375
56.5%
271Heracles 0.6.161969+24−2445.5%+32.827.8%608
54.5%
272Dabbaba 5.671967+37−3843.1%+51.421.3%268
50.7%
273Marvin 1.3.01966+25−2544.6%+39.721.9%606
51.8%
274Rival 1.181965+24−2446.8%+21.826.6%606
53.8%
275Zeta Dva 0220 64-bit1963+32−3244.6%+44.217.6%369
58.2%
276Smash 1.0.3 64-bit1958+38−3944.3%+38.725.6%238
53.8%
277Monik 2.2.3 64-bit1956+39−3946.2%+31.221.8%238
79.1%
278Micro-Max 4.8 (DM-PII)1936+24−2448.7%+10.925.1%593
52.7%
279MatMoi 7.15.0-cct 32-bit1935+25−2542.7%+54.824.5%568
89.0%
280Reger 0.091913+25−2541.0%+67.721.6%606
58.9%
281Gogobello 0.10 64-bit1908+41−4139.3%+86.619.7%228
55.8%
282Clueless 1.41904+23−2340.4%+76.517.2%762
66.1%
283Warrior 1.0.31897+24−2443.6%+47.623.0%660
58.7%
284GChess IV 0.2.01893+26−2640.6%+70.328.3%515
67.7%
285Surprise 4.3b131884+29−3038.9%+87.819.1%446
89.5%
286Predateur 2.2 64-bit1852+41−4239.6%+79.618.1%216
68.7%
287BeRoChess 1.00 32-bit1838+37−3837.4%+98.222.9%266
96.7%
288Ziggurat 0.18 64-bit1787+42−4329.3%+160.924.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Komodo 9 64-bit 4CPU3324 49 − 43
+17−11=64
+2
61 − 31
+35−5=52
+35
62.5 − 29.5
+38−5=49
−9
19.5 − 10.5
+9−0=21
−49
45.5 − 16.5
+30−1=31
+10
67 − 25
+42−0=50
−16
47 − 15
+33−1=28
+1
62 − 20
+43−1=38
−6
  23.5 − 6.5
+18−1=11
−19
2Stockfish 6 64-bit 4CPU331043 − 49
+11−17=64
−2
 76 − 38
+43−5=66
+50
72 − 40
+37−5=70
−21
68.5 − 33.5
+38−3=61
−16
30 − 12
+18−0=24
+6
44.5 − 15.5
+30−1=29
+9
31.5 − 10.5
+22−1=19
+8
39 − 11
+28−0=22
+25
35 − 15
+22−2=26
−50
  
3Houdini 4 64-bit 4CPU326531 − 61
+5−35=52
−35
38 − 76
+5−43=66
−50
 32.5 − 27.5
+17−12=31
−30
29 − 11
+18−0=22
+62
27.5 − 14.5
+15−2=25
+13
50.5 − 20.5
+32−2=37
+34
30 − 14
+21−5=18
+13
25.5 − 7.5
+19−1=13
+75
34 − 13
+23−2=22
+12
8 − 2
+6−0=4
+71
 
4Fire 4 64-bit 4CPU321129.5 − 62.5
+5−38=49
+9
40 − 72
+5−37=70
+21
27.5 − 32.5
+12−17=31
+30
 19.5 − 19.5
+3−3=33
−15
34 − 28
+10−4=48
+6
42.5 − 27.5
+21−6=43
+22
25 − 17
+11−3=28
+2
31 − 21
+14−4=34
0
19 − 13
+11−5=16
−13
5 − 4
+2−1=6
−38
 
5Gull 3 64-bit 4CPU319610.5 − 19.5
+0−9=21
+49
33.5 − 68.5
+3−38=61
+16
11 − 29
+0−18=22
−62
19.5 − 19.5
+3−3=33
+15
 14.5 − 17.5
+2−5=25
−26
22 − 18
+9−5=26
+3
 14.5 − 15.5
+5−6=19
−46
16 − 14
+9−7=14
−33
4.5 − 4.5
+1−1=7
−58
 
6Equinox 3.20 64-bit 4CPU319216.5 − 45.5
+1−30=31
−10
12 − 30
+0−18=24
−6
14.5 − 27.5
+2−15=25
−13
28 − 34
+4−10=48
−6
17.5 − 14.5
+5−2=25
+26
 20.5 − 21.5
+5−6=31
−22
6.5 − 4.5
+2−0=9
+11
17 − 15
+4−2=26
−16
20.5 − 11.5
+10−1=21
+25
  
7Critter 1.6a 64-bit 4CPU317425 − 67
+0−42=50
+16
15.5 − 44.5
+1−30=29
−9
20.5 − 50.5
+2−32=37
−34
27.5 − 42.5
+6−21=43
−22
18 − 22
+5−9=26
−3
21.5 − 20.5
+6−5=31
+22
 32 − 28
+14−10=36
+7
17 − 15
+5−3=24
0
21 − 13
+9−1=24
+29
6 − 4
+3−1=6
+25
32.5 − 22.5
+13−3=39
−11
8Rybka 4 64-bit 4CPU316215 − 47
+1−33=28
−1
10.5 − 31.5
+1−22=19
−8
14 − 30
+5−21=18
−13
17 − 25
+3−11=28
−2
 4.5 − 6.5
+0−2=9
−11
28 − 32
+10−14=36
−7
 15.5 − 14.5
+5−4=21
+6
18 − 14
+11−7=14
+17
  
9Bouquet 1.8 64-bit 4CPU315920 − 62
+1−43=38
+6
11 − 39
+0−28=22
−25
7.5 − 25.5
+1−19=13
−75
21 − 31
+4−14=34
0
15.5 − 14.5
+6−5=19
+46
15 − 17
+2−4=26
+16
15 − 17
+3−5=24
0
14.5 − 15.5
+4−5=21
−6
 2 − 2
+0−0=4
−18
6.5 − 5.5
+3−2=7
0
 
10BlackMamba 2.0 64-bit 4CPU3141 15 − 35
+2−22=26
+50
13 − 34
+2−23=22
−12
13 − 19
+5−11=16
+13
14 − 16
+7−9=14
+33
11.5 − 20.5
+1−10=21
−25
13 − 21
+1−9=24
−29
14 − 18
+7−11=14
−17
2 − 2
+0−0=4
+18
 7 − 5
+5−3=4
+50
 
11Protector 1.8.0 64-bit 4CPU3141  2 − 8
+0−6=4
−71
4 − 5
+1−2=6
+38
4.5 − 4.5
+1−1=7
+58
 4 − 6
+1−3=6
−25
 5.5 − 6.5
+2−3=7
0
5 − 7
+3−5=4
−50
  
12Strelka 5.5 64-bit31156.5 − 23.5
+1−18=11
+19
     22.5 − 32.5
+3−13=39
+11
     
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
1Komodo 9 64-bit 4CPU3324 87.4100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 6 64-bit 4CPU331012.6 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32650.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 4 64-bit 4CPU32110.00.00.0 91.093.6100.0100.0100.0100.0100.0100.0
5Gull 3 64-bit 4CPU31960.00.00.09.0 61.299.0100.0100.0100.099.9100.0
6Equinox 3.20 64-bit 4CPU31920.00.00.06.438.8 95.399.699.8100.099.7100.0
7Critter 1.6a 64-bit 4CPU31740.00.00.00.01.04.7 95.296.7100.097.4100.0
8Rybka 4 64-bit 4CPU31620.00.00.00.00.00.44.8 62.297.287.8100.0
9Bouquet 1.8 64-bit 4CPU31590.00.00.00.00.00.23.337.8 94.283.8100.0
10BlackMamba 2.0 64-bit 4CPU31410.00.00.00.00.00.00.02.85.8 49.299.2
11Protector 1.8.0 64-bit 4CPU31410.00.00.00.00.10.32.612.216.250.8 93.6
12Strelka 5.5 64-bit31150.00.00.00.00.00.00.00.00.00.86.4 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100


Complete list (all engines and versions)

Pure list (removes rating distortions)


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
Ponder hit table
Eval difference 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
Ponder hit with common opponents
Ponder hit with all opponents
Eval difference with common opponents
Eval difference with all opponents

Ponder hit: most similar pairs
Ponder hit: most similar pairs (different families only)
Ponder hit: most different pairs
Ponder hit: most different pairs (same families only)
Eval diff: most similar pairs
Eval diff: most similar pairs (different families only)
Eval diff: most different pairs
Eval diff: most different pairs (same families only)

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

593'993 games (113.53 MB)

All games with comments

593'993 games (355.84 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 25, 2015