CCRL 40/40
Downloads and Statistics
January 30, 2016
Testing summary:
Total: 630'745 games
played by 1'731 programs
88225 CPU days (X2 4600+)

White wins: 219'501 (34.8%)
Black wins: 162'639 (25.8%)
Draws: 248'605 (39.4%)
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 January 30, 2016 with Bayeselo based on 630'745 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 7 64-bit 4CPU3341+21−2166.7%−100.460.3%673 
53.0%
2Komodo 9.2 64-bit 4CPU3340+17−1771.0%−135.748.9%1112
100.0%
3Houdini 4 64-bit 4CPU3258+12−1156.8%−44.350.2%2361
100.0%
4Fire 4 64-bit 4CPU3209+15−1546.5%+21.161.1%1318
83.3%
5Gull 3 64-bit 4CPU3199+13−1349.1%+4.259.6%1635
89.9%
6Equinox 3.20 64-bit 4CPU3186+16−1643.7%+39.461.1%1104
93.5%
7Critter 1.6a 64-bit 4CPU3172+9−950.7%−4.257.7%3820
73.7%
8NirvanaChess 2.2 64-bit 4CPU3164+22−2243.6%+38.764.5%583
59.9%
9‑10Alfil 15.7 64-bit 4CPU3161+22−2245.5%+28.761.8%560
47.9%
9‑10Rybka 4 64-bit 4CPU3161+11−1151.8%−13.750.7%2545
56.5%
11Fritz 15 64-bit 4CPU3159+25−2540.3%+58.962.6%447
57.5%
12Bouquet 1.8 64-bit 4CPU3156+13−1344.8%+33.557.7%1803
57.2%
13Protector 1.9.0 64-bit 4CPU3154+24−2444.1%+35.959.2%476
85.0%
14BlackMamba 2.0 64-bit 4CPU3138+16−1644.8%+32.255.4%1175
88.9%
15Andscacs 0.83 64-bit 4CPU3118+29−2946.6%+18.851.2%338
51.1%
16Hannibal 1.5 64-bit 4CPU3117+21−2151.8%−11.857.1%652
62.7%
17Strelka 5.5 64-bit3113+9−953.4%−19.555.8%4103
78.5%
18Naum 4.6 64-bit 4CPU3106+15−1546.5%+21.254.4%1293
68.8%
19Texel 1.05 64-bit 4CPU3100+19−1945.3%+31.851.9%786
63.0%
20Chiron 2 64-bit 4CPU3096+15−1541.9%+52.147.5%1441
99.8%
21Hiarcs 14 4CPU3066+13−1442.2%+48.151.1%1658
99.5%
22‑23Deep Junior 13 64-bit 4CPU3038+16−1643.1%+43.050.0%1141
50.8%
22‑23iCE 3.0 64-bit3038+31−3155.1%−33.844.6%314
55.0%
24Senpai 1.0 64-bit 4CPU3035+20−2045.1%+27.953.3%754
68.8%
25Spike 1.4 Leiden 4CPU3030+11−1144.3%+34.847.1%2512
52.0%
26Deep Shredder 12 64-bit 4CPU3029+11−1148.3%+11.046.2%2661
71.0%
27Cheng 4.39 64-bit 4CPU3022+25−2550.0%+0.252.1%463
83.5%
28Fizbo 1.5 64-bit 4CPU3004+27−2752.5%−16.048.4%403
92.9%
29Spark 1.0 64-bit 4CPU2981+14−1444.9%+32.946.0%1544
51.2%
30Arasan 18.2 64-bit 4CPU2980+29−2953.4%−22.948.3%348
57.1%
31Zappa Mexico II 64-bit 4CPU2977+10−1048.6%+8.448.1%3242
92.0%
32Hakkapeliitta 3.0 64-bit2960+21−2153.1%−20.439.2%748
75.5%
33Gaviota 1.0 64-bit 4CPU2950+21−2147.3%+16.245.9%730
62.3%
34‑35Onno 1.2.70 64-bit 4CPU2945+21−2148.8%+8.446.8%694
50.7%
34‑35SmarThink 1.80 64-bit2945+34−3453.5%−23.043.3%270
51.7%
36EXchess 7.51b 64-bit 4CPU2944+37−3653.1%−19.246.4%224
52.2%
37Deep Sjeng c't 20102943+11−1145.3%+29.545.9%2973
60.7%
38Thinker 5.4d Inert 64-bit 4CPU2939+24−2448.8%+7.050.7%491
64.7%
39Toga II 3.0 4CPU2932+26−2648.2%+12.247.2%443
73.5%
40Vajolet2 2.0 64-bit2921+20−2049.0%+5.648.2%734
65.0%
41Crafty 23.8 64-bit 4CPU2913+34−3547.8%+15.047.0%251
54.4%
42DiscoCheck 5.2 64-bit2911+19−1948.8%+6.443.4%890
54.7%
43Quazar 0.4 64-bit2909+13−1349.3%+5.042.8%2019
64.6%
44Tornado 6.0 64-bit 4CPU2903+28−2846.1%+25.642.4%406
53.9%
45‑47Bright 0.4a 4CPU2902+15−1548.7%+8.240.6%1548
49.4%
45‑47Deuterium 14.3.34.130 64-bit2902+17−1748.8%+6.845.9%1128
48.7%
45‑47MinkoChess 1.3 64-bit 4CPU2902+23−2347.7%+13.444.6%594
57.6%
48Booot 5.2.0 64-bit2899+15−1548.4%+12.142.6%1364
81.7%
49Scorpio 2.7.6 64-bit 4CPU2885+26−2647.7%+14.544.3%438
54.4%
50Pedone 1.3 64-bit 4CPU2882+30−3045.9%+25.150.9%328
66.1%
51Bobcat 6.4b 64-bit 4CPU2874+27−2748.3%+11.246.5%415
53.9%
52The Baron 3.29 64-bit 4CPU2872+27−2747.0%+19.043.2%417
85.4%
53Nemo 1.0.1 64-bit2855+14−1448.8%+6.143.8%1584
50.5%
54Loop M1-T 64-bit 4CPU2854+12−1243.2%+43.645.2%2447
59.6%
55Rodent 1.7 64-bit2852+19−1950.5%−3.843.3%856
50.7%
56BugChess2 1.9 64-bit 4CPU2851+26−2647.5%+13.639.2%480
73.8%
57Atlas 3.80 64-bit2840+19−1949.6%+3.244.5%874
55.7%
58Dirty 3Nov2015 64-bit2838+28−2850.0%−0.739.6%404
54.9%
59Jonny 4.00 4CPU2835+29−2944.8%+28.636.8%383
53.7%
60DisasterArea 1.54 64-bit2834+19−1948.8%+8.142.0%849
52.5%
61Octochess r5190 64-bit 4CPU2833+26−2644.5%+31.943.2%475
57.7%
62Murka 3 64-bit2829+15−1549.5%+3.643.7%1390
76.8%
63GNU Chess 5.60 64-bit2819+23−2349.2%+2.141.0%575
81.9%
64Rhetoric 1.4.3 64-bit2802+28−2948.7%+5.641.7%381
60.3%
65GnuCheese 1.00 64-bit2797+24−2450.2%−5.242.6%554
88.8%
66Frenzee 3.5.19 64-bit2779+17−1749.7%+2.334.6%1200
52.7%
67Naraku 1.42778+19−1949.9%+0.424.6%1044
85.7%
68Twisted Logic 20100131x 64-bit2763+20−2050.9%−8.635.0%814
70.6%
69Bison 9.11 64-bit2755+19−1948.8%+7.935.0%902
59.5%
70Ktulu 92753+13−1345.8%+26.938.7%1937
84.0%
71Chronos 1.9.9 64-bit2742+15−1550.0%+0.938.6%1442
88.4%
72Godel 3.4.9 64-bit2729+16−1550.1%−0.334.8%1401
58.3%
73‑74Delfi 5.4 2CPU2727+19−1940.4%+66.635.7%1017
49.5%
73‑74Nebula 2.0 64-bit 4CPU2727+34−3446.8%+24.738.2%293
58.2%
75Chessmaster 11 2CPU2722+35−3547.5%+15.539.4%259
60.3%
76Laser 1.0 64-bit2714+40−4141.1%+57.236.6%202
65.2%
77Pawny 1.1 64-bit2705+24−2451.0%−10.641.9%566
53.0%
78Chess Tiger 2007.12704+10−1045.3%+30.742.6%3304
54.9%
79ProDeo 1.862702+30−3049.2%+3.637.3%370
90.0%
80Cheese 1.7 64-bit2678+22−2253.1%−22.240.4%644
51.1%
81Tucano 5.00 64-bit2677+18−1849.6%+1.442.0%974
52.8%
82Daydreamer 1.75 64-bit2676+18−1847.3%+18.840.6%1031
80.5%
83Movei 00.8.438 (10 10 10)2667+12−1147.2%+16.437.7%2646
52.8%
84RedQueen 1.1.3 64-bit2666+31−3146.7%+20.731.1%350
62.8%
85‑86Alaric 7072660+12−1249.1%+6.434.4%2596
52.3%
85‑86Pharaon 3.5.1 4CPU2660+29−2938.3%+75.834.9%398
53.3%
87Djinn 1.021 64-bit2658+17−1749.6%+2.134.7%1164
58.5%
88Arminius 2015-08-06 64-bit 4CPU2653+37−3843.9%+40.534.0%238
57.7%
89Philou 3.7.1 64-bit2649+15−1549.2%+4.337.2%1399
52.6%
90E.T. Chess 13.01.082648+14−1449.2%+4.637.0%1730
52.1%
91Cyrano 0.6b17 64-bit2647+26−2649.0%+5.637.3%464
63.9%
92Colossus 2008b2642+13−1348.7%+8.338.0%2068
63.9%
93Slow Chess Blitz WV2.12639+12−1248.2%+11.836.9%2515
87.0%
94‑96Gandalf 62630+12−1246.3%+24.735.6%2638
47.6%
94‑96Rotor 0.7a2630+25−2550.0%−0.533.5%520
51.7%
94‑96Sjakk 2.2 64-bit2630+20−2050.8%−7.640.2%773
55.2%
97WildCat 82628+14−1449.0%+5.735.2%1806
62.2%
98‑99Hamsters 0.72623+27−2749.0%+7.737.7%451
51.3%
98‑99Ruffian 2.1.02623+13−1446.7%+22.937.3%1827
83.3%
100Sloppy 0.2.2 64-bit2610+21−2149.6%+2.830.8%754
56.6%
101GreKo 2015 64-bit2607+33−3357.3%−50.436.6%303
56.2%
102NoraGrace 2.0 64-bit2604+23−2356.4%−47.924.5%677
57.2%
103Rodin 7.02601+18−1848.8%+7.534.2%1056
62.3%
104Aristarch 4.502598+12−1247.5%+17.532.0%2367
58.6%
105‑106Glass 2.0 64-bit2595+18−1749.9%+1.635.3%1078
51.7%
105‑106Petir 4.392595+22−2249.4%+1.237.3%638
62.3%
107‑108N2 0.4 64-bit2590+17−1750.5%−4.035.1%1123
49.9%
107‑108Pseudo 0.7c2590+13−1450.4%−2.937.7%1859
53.8%
109CuckooChess 1.12 32-bit2589+27−2747.8%+15.630.4%481
51.0%
110Amyan 1.722588+13−1350.9%−5.531.1%2097
79.5%
111GarboChess 3.0 64-bit2579+19−1950.7%−4.431.3%922
51.5%
112Fridolin 2.0 64-bit 4CPU2578+41−4235.1%+105.030.7%202
55.7%
113Jellyfish 1.1 64-bit2574+23−2351.8%−13.234.3%609
54.4%
114Brutus 8.05 64-bit2572+31−3148.3%+8.634.9%327
74.6%
115‑117DanaSah 5.072559+17−1748.8%+6.637.6%1109
51.8%
115‑117Francesca MAD 0.192559+17−1747.4%+18.433.1%1231
47.7%
115‑117SOS 5.12559+14−1448.1%+12.134.1%1803
54.5%
118Capivara LK 0.09b02c 64-bit2558+25−2555.4%−43.334.8%526
59.0%
119Anaconda 2.0.12553+27−2747.9%+12.535.2%458
52.0%
120JikChess 0.02 64-bit2552+32−3252.6%−18.224.8%351
75.9%
121Ufim 8.022540+13−1349.3%+2.831.1%2054
54.1%
122AnMon 5.662539+22−2249.9%+0.031.0%668
60.4%
123nanoSzachy 4.0 64-bit2534+20−2048.4%+10.931.9%811
54.6%
124Phalanx XXIV2533+21−2149.4%+2.426.6%786
82.1%
125Hermann 2.8 64-bit2519+20−2049.0%+6.926.8%837
65.1%
126Donna 3.1 64-bit2511+30−3051.4%−7.933.9%363
52.2%
127Nimzo 82510+28−2845.5%+33.732.2%453
61.0%
128Little Goliath Evolution 3.122505+18−1846.5%+24.233.5%1015
54.9%
129Delphil 3.2 64-bit2504+21−2150.8%−5.335.3%781
55.7%
130‑131Maverick 1.0 64-bit2501+26−2652.6%−19.531.2%509
52.0%
130‑131Tao 5.62501+17−1749.7%+2.227.4%1225
59.6%
132LittleThought 1.052 64-bit2497+20−2049.2%+5.425.4%915
67.1%
133Pupsi2 0.092491+20−2049.4%+3.529.8%859
54.2%
134Pepito 1.59 64-bit2489+23−2349.8%−2.136.7%603
58.8%
135Yace 0.99.872486+18−1850.2%−0.928.9%1038
56.6%
136Xpdnt 0910072484+16−1649.5%+2.931.9%1387
51.0%
137K2 0.752483+24−2453.0%−22.532.9%580
56.4%
138Zurichess Geneva 64-bit2480+32−3244.7%+34.535.4%319
52.4%
139SpiderChess 0706032479+23−2350.1%+2.239.6%604
53.7%
140‑141Anatoli 0.35k2478+16−1650.3%−3.831.9%1278
48.7%
140‑141Cerebro 3.03d2478+19−1949.7%+0.130.0%1000
51.8%
142‑144BBChess 1.3b2477+25−2551.0%−6.038.1%525
50.1%
142‑144Green Light Chess 3.01.2.22477+36−3646.3%+25.132.4%256
49.9%
142‑144Matacz 1.32477+29−2947.3%+18.733.1%390
52.4%
145Trace 1.362476+21−2248.8%+8.626.5%765
60.7%
146Bruja 1.9.1 64-bit2472+22−2248.9%+8.225.9%723
51.8%
147Quark 2.352471+20−2048.4%+9.929.7%860
52.0%
148Ghost 2.0.2 64-bit2470+21−2149.2%+7.029.5%787
58.8%
149Counter 1.22467+17−1748.3%+12.138.2%1119
70.3%
150Carballo 1.32459+26−2648.2%+12.430.5%492
76.3%
151Dorky 4.3 64-bit2444+28−2848.6%+9.329.2%421
53.1%
152Eeyore 1.52 64-bit2443+21−2249.4%+3.026.7%754
52.4%
153Hussar 0.42442+18−1848.7%+9.229.5%1047
56.0%
154Typhoon 1.00-3482439+35−3549.5%+4.228.9%277
51.4%
155Snitch 1.6.2 64-bit2438+29−2948.4%+12.328.0%407
52.0%
156Betsabe II 1.472437+21−2149.8%+2.725.6%818
54.2%
157Giraffe 20150908 64-bit2435+29−2950.6%−4.420.6%447
52.0%
158Abrok 5.02434+25−2549.4%+4.529.8%530
69.4%
159‑160Homer 2.012426+21−2049.1%+5.732.6%803
50.2%
159‑160PostModernist 10162426+23−2348.4%+9.628.4%649
58.4%
161Ares 1.005.2 64-bit2422+29−2944.4%+36.531.9%386
52.1%
162Gaia 3.5 64-bit2421+30−3049.0%+5.325.2%412
60.9%
163KnightDreamer 3.32414+37−3748.8%+10.632.5%243
53.4%
164Muse 0.899b2412+21−2148.1%+14.926.5%778
55.8%
165Kiwi 0.6d 32-bit2410+20−2046.4%+23.227.1%861
51.2%
166Bitfoot 1.0.d9aeb43 64-bit2409+29−2947.1%+20.927.5%408
57.5%
167‑169Diablo 0.5.12406+19−1949.5%+4.131.6%924
51.2%
167‑169Queen 4.032406+20−2048.9%+5.334.5%860
47.7%
167‑169Shallow r688 64-bit2406+19−1949.5%+2.429.5%1012
55.3%
170Dragon 4.62405+19−1946.8%+21.434.2%928
53.3%
171Cmcchess 2.6 64-bit2403+31−3152.5%−14.634.4%340
52.5%
172RomiChess P3k 32-bit2402+19−1949.2%+5.133.0%906
64.3%
173Simplex 0.9.8 64-bit2396+23−2350.1%−1.023.2%689
62.7%
174‑175Tigran 2.4n 64-bit2391+19−1949.9%+0.530.5%988
51.0%
174‑175pikoSzachy 3.42391+34−3548.6%+9.924.1%295
51.6%
176‑177Amy 0.87b2390+25−2549.3%+7.525.3%565
50.2%
176‑177Ifrit m1.8 64-bit2390+22−2249.4%+7.429.1%707
52.5%
178Patzer 3.802389+25−2549.4%+5.126.0%580
58.2%
179Alex 2.14a 64-bit2385+21−2150.7%−3.629.1%777
52.2%
180‑182Comet B682384+22−2246.6%+24.225.6%730
50.3%
180‑182Gosu 0.162384+21−2148.0%+14.626.6%822
50.4%
180‑182Lozza 1.16 64-bit2384+30−3050.1%+0.433.2%352
52.0%
183‑184Sorgenkind 0.42383+15−1551.4%−8.527.9%1585
51.9%
183‑184Waxman 20142383+21−2247.2%+18.732.0%740
51.9%
185‑186Amateur 2.822382+21−2247.0%+21.325.0%787
48.5%
185‑186Horizon 4.42382+18−1849.2%+4.826.3%1103
55.8%
187‑188Jazz 721 64-bit2380+22−2249.5%+2.927.6%729
51.2%
187‑188OliThink 5.3.2 64-bit2380+21−2149.8%+1.924.7%814
50.8%
189Sage 3.532379+18−1850.0%+1.027.9%1063
60.8%
190Thor's Hammer 2.28 32-bit2375+28−2849.6%+4.228.7%446
66.6%
191MadChess 2.0 64-bit2366+31−3148.2%+12.525.9%371
51.6%
192TJchess 1.012365+24−2450.7%−5.525.0%639
51.8%
193‑194Myrddin 0.87 64-bit2364+24−2449.5%+4.929.3%617
49.9%
193‑194Tytan 9.32364+24−2450.7%−5.225.9%633
81.0%
195Plisk 0.2.7d 64-bit2348+27−2750.2%−1.228.3%480
54.1%
196Flux 2.2.12346+23−2349.9%+1.330.7%672
63.9%
197Arion 1.72340+20−2051.4%−11.227.3%864
54.2%
198‑199CyberPagno 2.3 64-bit2338+32−3246.9%+22.326.5%344
50.5%
198‑199WChess 1.062338+32−3347.3%+16.633.0%315
67.9%
200‑201Amundsen 0.802329+21−2047.5%+18.129.9%825
50.0%
200‑201EveAnn 1.712329+35−3547.5%+17.832.9%280
52.1%
202Aice 0.99.22328+21−2147.2%+20.026.3%787
57.1%
203Asterisk 0.62325+20−2148.9%+7.227.2%837
53.2%
204Nemeton 1.12324+31−3145.0%+34.031.7%347
56.9%
205Bagatur 1.3a 64-bit2320+19−1952.1%−17.126.9%970
57.0%
206Gibbon 2.60a 64-bit2318+25−2548.9%+5.730.6%565
52.7%
207Butcher 1.61 64-bit2316+34−3444.7%+41.024.9%301
56.5%
208Averno 0.812313+24−2448.5%+9.228.1%606
52.5%
209ECE 12.012312+22−2248.5%+9.224.6%752
51.8%
210KnightX 1.922311+23−2348.6%+8.827.1%661
51.6%
211Sungorus 1.4 64-bit2310+31−3147.8%+15.624.1%378
51.2%
212Mediocre 0.42309+34−3450.8%−6.624.3%305
53.7%
213Popochin 2.92307+31−3147.4%+22.430.4%372
52.6%
214Zeus 1.272306+31−3151.6%−17.024.4%386
63.4%
215Natwarlal 0.142299+21−2148.3%+12.824.4%837
54.9%
216Chezzz 1.0.32297+24−2449.6%+0.525.7%637
54.9%
217Ant 2006-F2295+24−2448.3%+10.524.3%637
52.1%
218Floyd 0.7 64-bit2294+36−3653.6%−26.321.9%274
51.9%
219Joker 1.1.142293+21−2250.0%−0.727.9%757
53.0%
220‑221Fischerle 0.9.65 64-bit2291+31−3150.1%−2.330.3%363
51.0%
220‑221Matilde 2008 64-bit2291+32−3248.5%+11.028.4%327
56.0%
222Anechka 0.082288+20−2046.6%+25.626.2%928
60.1%
223FireFly 2.7.0 64-bit2284+20−2048.9%+6.730.0%839
53.5%
224AliChess 4.252283+23−2349.9%−1.324.4%679
52.5%
225Chaturanga 2.4.32282+25−2549.9%−0.727.3%579
68.0%
226Orion 0.2 64-bit2274+21−2148.3%+11.528.2%785
79.7%
227Chispa 4.0.32261+21−2149.4%+4.027.5%800
80.8%
228‑229Mango Paola Ajedrez 4.12247+22−2247.4%+18.825.8%733
49.3%
228‑229RattateChess 1.0 Nosferatu2247+22−2249.2%+8.028.2%692
51.8%
230Beowulf 2.4a 64-bit2246+21−2152.0%−15.725.1%785
59.4%
231‑233Ayito 0.2.9942243+24−2448.3%+10.322.6%624
47.8%
231‑233Exacto 0.e 64-bit2243+21−2148.4%+11.334.5%765
51.4%
231‑233Protej 0.5.8c2243+24−2444.9%+36.423.2%628
56.2%
234Buzz 0.08 64-bit2240+34−3450.0%−1.723.0%309
54.1%
235Absolute Zero 2.4.0.0 64-bit2237+23−2347.6%+17.024.9%695
61.2%
236Atak 6.82233+20−2047.4%+18.822.9%888
55.0%
237Feuerstein 0.4.6.12231+19−1949.1%+6.128.5%944
68.8%
238Dolphin 1.02224+22−2249.8%−1.324.7%742
53.8%
239KMTChess 1.2.1 64-bit2222+26−2649.5%+3.123.4%548
55.4%
240Schooner 1.4.2 64-bit2219+35−3547.0%+19.528.1%285
52.9%
241ChessAlex 2.0r42218+23−2349.1%+2.029.1%647
52.0%
242Bearded N44.22216+36−3651.1%−7.025.4%268
56.2%
243Uralochka 1.1b2213+20−2049.7%+2.225.8%917
60.0%
244ChessKISS 1.7 64-bit2209+21−2148.8%+5.129.3%782
58.6%
245Adam 3.32206+21−2149.9%−0.322.1%859
59.7%
246ZCT 0.3.24512202+27−2749.4%+3.525.5%478
55.1%
247Neurosis 2.52199+17−1749.1%+7.228.6%1218
67.6%
248BlackBishop 1.02194+18−1848.9%+7.927.3%1034
59.3%
249Alf 1.092190+24−2449.4%+0.631.0%622
56.0%
250‑251Latista (Sinobyl) 1.52187+27−2848.5%+7.925.2%473
50.7%
250‑251NG-Play 9.85 64-bit2187+32−3247.2%+20.727.4%340
53.8%
252ProChess 1.02AD2185+21−2148.9%+3.423.3%824
52.2%
253OBender 3.2.4.22184+20−2049.9%+2.025.3%904
67.4%
254Kurt 0.9.2.2 64-bit2177+24−2449.8%+2.023.3%614
53.8%
255Chesley r323 64-bit2175+32−3250.6%−4.121.4%351
56.2%
256Prophet 2.0 64-bit2171+32−3253.0%−21.724.0%346
54.0%
257NagaSkaki 5.122169+20−2050.5%−4.028.3%921
65.1%
258Lime 662164+23−2350.2%−3.321.1%729
90.6%
259KnockOut 0.7.12145+16−1651.8%−13.026.7%1416
87.3%
260Parrot 07.07.222130+21−2149.0%+7.123.1%819
74.4%
261Napoleon 1.5.0 64-bit2119+26−2647.4%+18.424.2%529
70.2%
262BikJump 2.01 64-bit2108+32−3244.9%+35.026.3%346
51.8%
263Clarabit 1.00 32-bit2107+22−2247.6%+13.929.9%736
93.6%
264RamJet 0.122073+37−3744.5%+40.023.1%264
58.5%
265Jabba 1.0 64-bit2068+31−3145.0%+35.622.1%380
61.9%
266BigLion 2.23w2062+25−2547.6%+15.021.4%588
56.0%
267Soldat III 0.178 64-bit2059+27−2749.2%+5.023.3%511
65.1%
268Ecce 1.0 (rev. 508) 64-bit2052+27−2748.6%+12.718.2%511
72.1%
269PLP 16615712041+24−2446.3%+25.823.7%650
73.6%
270Mustang 4.972029+27−2743.9%+40.930.8%484
52.7%
271Matheus 2.32028+25−2544.7%+40.422.7%609
58.5%
272Monarch 1.72024+22−2245.9%+39.619.5%858
54.0%
273Barbarossa 0.3.0 64-bit2022+37−3743.6%+47.322.0%264
51.2%
274‑275Bubble 1.52021+22−2244.5%+41.321.4%813
50.2%
274‑275Slibo 0.5.12021+26−2645.5%+33.819.4%573
74.1%
276ChessMind 0.822009+25−2546.5%+26.217.0%600
78.5%
277BibiChess 0.51995+25−2646.8%+23.225.6%555
52.2%
278Cupcake 1.1a1994+28−2845.6%+36.816.5%490
54.5%
279BSC 3.91991+37−3745.1%+38.224.0%263
54.7%
280‑281AdroitChess 0.31988+30−3047.8%+19.119.5%431
51.4%
280‑281Schola 1.1.0 32-bit1988+27−2745.7%+31.226.0%480
78.5%
282Dabbaba 5.671969+37−3743.1%+51.721.3%268
51.1%
283‑284Heracles 0.6.161968+24−2445.2%+34.528.0%618
50.2%
283‑284Zeta Dva 0220 64-bit1968+30−3046.7%+27.216.6%435
53.1%
285Marvin 1.3.01966+25−2544.6%+40.121.9%606
52.4%
286Rival 1.181965+24−2446.8%+21.826.6%606
53.3%
287Smash 1.0.3 64-bit1964+34−3447.7%+15.425.0%304
63.7%
288Monik 2.2.3 32-bit1955+31−3145.6%+31.027.1%365
82.7%
289‑290MatMoi 7.15.0-cct 32-bit1936+25−2542.7%+55.224.5%568
49.8%
289‑290Micro-Max 4.8 (DM-PII)1936+24−2448.7%+11.325.1%593
87.5%
291Reger 0.091915+24−2541.9%+61.321.9%626
77.2%
292Clueless 1.41903+22−2340.6%+74.217.0%782
59.6%
293Warrior 1.0.31899+23−2344.3%+42.422.9%680
57.2%
294Gogobello 0.10 64-bit1895+36−3739.8%+82.818.4%294
50.5%
295GChess IV 0.2.01894+26−2641.3%+65.028.0%535
68.6%
296Surprise 4.3b131884+29−3038.9%+88.419.1%446
89.7%
297Predateur 2.2 64-bit1853+41−4239.6%+78.818.1%216
66.4%
298BeRoChess 1.00 32-bit1840+37−3837.4%+98.322.9%266
96.7%
299Ziggurat 0.18 64-bit1789+42−4329.3%+160.824.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Stockfish 7 64-bit 4CPU3341 76.5 − 59.5
+25−8=103
+32
79 − 41
+44−6=70
+6
49.5 − 21.5
+30−2=39
−17
48 − 22
+27−1=42
−37
51 − 18
+33−0=36
−11
52 − 17
+35−0=34
−13
14 − 4
+10−0=8
+1
13.5 − 4.5
+9−0=9
−27
13.5 − 4.5
+9−0=9
−27
11 − 5
+6−0=10
−75
13 − 3
+10−0=6
+28
2Komodo 9.2 64-bit 4CPU334059.5 − 76.5
+8−25=103
−32
 66 − 28
+46−8=40
+44
63.5 − 22.5
+41−0=45
+10
59 − 27
+36−4=46
−30
45 − 13
+33−1=24
+24
63 − 22
+42−1=42
−20
29 − 7
+22−0=14
+25
22.5 − 9.5
+13−0=19
−62
43 − 17
+28−2=30
−46
26 − 6
+20−0=12
+28
62 − 16
+47−1=30
+13
3Houdini 4 64-bit 4CPU325841 − 79
+6−44=70
−6
28 − 66
+8−46=40
−44
 37.5 − 30.5
+19−12=37
−19
33.5 − 14.5
+20−1=27
+55
32 − 18
+16−2=32
+3
56 − 23
+35−2=42
+37
23.5 − 12.5
+12−1=23
−10
23 − 9
+15−1=16
+32
36.5 − 15.5
+26−5=21
+33
12.5 − 6.5
+7−1=11
−6
25.5 − 7.5
+19−1=13
+79
4Fire 4 64-bit 4CPU320921.5 − 49.5
+2−30=39
+17
22.5 − 63.5
+0−41=45
−10
30.5 − 37.5
+12−19=37
+19
 25 − 24
+4−3=42
−4
38.5 − 31.5
+11−4=55
+3
49.5 − 30.5
+25−6=49
+29
20.5 − 17.5
+6−3=29
−23
10.5 − 8.5
+4−2=13
−16
31 − 19
+16−4=30
+19
14 − 8
+7−1=14
+22
32.5 − 21.5
+15−4=35
+3
5Gull 3 64-bit 4CPU319922 − 48
+1−27=42
+37
27 − 59
+4−36=46
+30
14.5 − 33.5
+1−20=27
−55
24 − 25
+3−4=42
+4
 17.5 − 22.5
+2−7=31
−44
27 − 23
+11−7=32
−6
20 − 18
+5−3=30
−20
11 − 9
+4−2=14
−12
4.5 − 3.5
+1−0=7
−6
15 − 7
+9−1=12
+69
16 − 16
+6−6=20
−43
6Equinox 3.20 64-bit 4CPU318618 − 51
+0−33=36
+11
13 − 45
+1−33=24
−24
18 − 32
+2−16=32
−3
31.5 − 38.5
+4−11=55
−3
22.5 − 17.5
+7−2=31
+44
 24.5 − 25.5
+5−6=39
−17
19 − 20
+5−6=28
−29
 10 − 9
+2−1=16
−14
2 − 2
+0−0=4
−27
17 − 15
+4−2=26
−13
7Critter 1.6a 64-bit 4CPU317217 − 52
+0−35=34
+13
22 − 63
+1−42=42
+20
23 − 56
+2−35=42
−37
30.5 − 49.5
+6−25=49
−29
23 − 27
+7−11=32
+6
25.5 − 24.5
+6−5=39
+17
 20.5 − 17.5
+9−6=23
+13
10 − 10
+5−5=10
−9
36.5 − 31.5
+16−11=41
+10
12.5 − 9.5
+5−2=15
+22
17 − 17
+5−5=24
−16
8NirvanaChess 2.2 64-bit 4CPU31644 − 14
+0−10=8
−1
7 − 29
+0−22=14
−25
12.5 − 23.5
+1−12=23
+10
17.5 − 20.5
+3−6=29
+23
18 − 20
+3−5=30
+20
20 − 19
+6−5=28
+29
17.5 − 20.5
+6−9=23
−13
 15.5 − 16.5
+2−3=27
−8
18.5 − 17.5
+5−4=27
+1
13.5 − 11.5
+5−3=17
+14
18 − 16
+6−4=24
+9
9Alfil 15.7 64-bit 4CPU31614.5 − 13.5
+0−9=9
+27
9.5 − 22.5
+0−13=19
+62
9 − 23
+1−15=16
−32
8.5 − 10.5
+2−4=13
+16
9 − 11
+2−4=14
+12
 10 − 10
+5−5=10
+9
16.5 − 15.5
+3−2=27
+8
  10.5 − 8.5
+3−1=15
+25
12 − 8
+8−4=8
+58
10Rybka 4 64-bit 4CPU31614.5 − 13.5
+0−9=9
+27
17 − 43
+2−28=30
+46
15.5 − 36.5
+5−26=21
−33
19 − 31
+4−16=30
−19
3.5 − 4.5
+0−1=7
+6
9 − 10
+1−2=16
+14
31.5 − 36.5
+11−16=41
−10
17.5 − 18.5
+4−5=27
−1
   15.5 − 14.5
+5−4=21
+4
11Fritz 15 64-bit 4CPU31595 − 11
+0−6=10
+75
6 − 26
+0−20=12
−28
6.5 − 12.5
+1−7=11
+6
8 − 14
+1−7=14
−22
7 − 15
+1−9=12
−69
2 − 2
+0−0=4
+27
9.5 − 12.5
+2−5=15
−22
11.5 − 13.5
+3−5=17
−14
8.5 − 10.5
+1−3=15
−25
  10.5 − 11.5
+3−4=15
−9
12Bouquet 1.8 64-bit 4CPU31563 − 13
+0−10=6
−28
16 − 62
+1−47=30
−13
7.5 − 25.5
+1−19=13
−79
21.5 − 32.5
+4−15=35
−3
16 − 16
+6−6=20
+43
15 − 17
+2−4=26
+13
17 − 17
+5−5=24
+16
16 − 18
+4−6=24
−9
8 − 12
+4−8=8
−58
14.5 − 15.5
+4−5=21
−4
11.5 − 10.5
+4−3=15
+9
 
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 7 64-bit 4CPU3341 53.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Komodo 9.2 64-bit 4CPU334047.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32580.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 4 64-bit 4CPU32090.00.00.0 83.398.4100.0100.0100.0100.0100.0100.0
5Gull 3 64-bit 4CPU31990.00.00.016.7 89.9100.099.799.8100.099.8100.0
6Equinox 3.20 64-bit 4CPU31860.00.00.01.610.1 93.594.796.699.396.599.8
7Critter 1.6a 64-bit 4CPU31720.00.00.00.00.06.5 73.782.293.383.297.9
8NirvanaChess 2.2 64-bit 4CPU31640.00.00.00.00.35.326.3 59.960.163.274.2
9Alfil 15.7 64-bit 4CPU31610.00.00.00.00.23.417.840.1 47.954.063.0
10Rybka 4 64-bit 4CPU31610.00.00.00.00.00.76.739.952.1 56.571.9
11Fritz 15 64-bit 4CPU31590.00.00.00.00.23.516.836.846.043.5 57.5
12Bouquet 1.8 64-bit 4CPU31560.00.00.00.00.00.22.125.837.028.142.5 
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

630'745 games (120.25 MB)

All games with comments

630'745 games (377.37 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on January 30, 2016