CCRL 40/40
Downloads and Statistics
December 20, 2014
Testing summary:
Total: 553'297 games
played by 1'564 programs
76134 CPU days (X2 4600+)

White wins: 194'111 (35.1%)
Black wins: 143'550 (25.9%)
Draws: 215'636 (39.0%)
White score: 54.6%

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 December 20, 2014 with Bayeselo based on 553'297 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 8 64-bit 4CPU3303+17−1772.4%−143.846.6%1107 
96.7%
2Stockfish 5 64-bit 4CPU3282+16−1668.0%−112.052.9%1226
79.0%
3Houdini 4 64-bit 4CPU3273+15−1564.9%−94.847.9%1439
100.0%
4Gull 2.8b 64-bit 4CPU3200+24−2355.2%−34.851.7%542
78.5%
5Equinox 3.20 64-bit 4CPU3186+24−2452.1%−12.266.5%484
81.6%
6Critter 1.6a 64-bit 4CPU3174+10−1054.2%−25.459.0%2976
82.4%
7Fire 3.0 64-bit 4CPU3165+17−1749.7%+0.958.3%961
63.3%
8Rybka 4 64-bit 4CPU3161+13−1256.6%−44.249.7%2027
96.9%
9BlackMamba 2.0 64-bit 4CPU3137+20−2043.7%+38.055.4%699
96.9%
10Strelka 5.5 64-bit3114+10−955.2%−31.456.9%3443
82.0%
11Naum 4.6 64-bit 4CPU3102+20−2043.9%+39.054.6%724
65.5%
12Chiron 2 64-bit 4CPU3097+17−1740.4%+62.045.8%1143
74.8%
13Hannibal 1.4b 64-bit 4CPU3089+16−1639.2%+67.752.6%1160
56.9%
14Protector 1.7.0 64-bit 4CPU3087+21−2141.6%+52.150.5%666
52.5%
15Deep Fritz 14 64-bit 4CPU3086+17−1741.2%+55.255.9%1053
83.2%
16Texel 1.04 64-bit 4CPU3073+21−2142.1%+50.648.9%664
65.9%
17Hiarcs 14 4CPU3068+14−1540.9%+55.651.0%1430
99.2%
18Deep Junior 13 64-bit 4CPU3040+17−1742.3%+47.949.7%1082
63.5%
19Senpai 1.0 64-bit 4CPU3034+28−2846.7%+19.451.6%374
54.9%
20Spike 1.4 Leiden 4CPU3032+12−1243.5%+40.346.9%2247
59.7%
21Deep Shredder 12 64-bit 4CPU3030+11−1148.4%+10.346.0%2600
100.0%
22Zappa Mexico II 64-bit 4CPU2981+10−1048.9%+6.048.2%3162
71.9%
23Spark 1.0 64-bit 4CPU2975+16−1641.8%+53.546.7%1223
87.9%
24Gaviota 1.0 64-bit 4CPU2952+36−3745.2%+29.244.3%230
63.0%
25‑26Deep Sjeng c't 20102945+11−1145.4%+29.945.8%2809
51.5%
25‑26Onno 1.2.70 64-bit 4CPU2945+22−2248.4%+10.646.2%621
62.5%
27Thinker 5.4d Inert 64-bit 4CPU2939+25−2549.2%+4.150.9%462
57.3%
28Toga II 3.0 4CPU2936+32−3247.5%+16.247.7%300
77.1%
29Crafty 23.8 64-bit 4CPU2918+34−3447.8%+15.247.0%251
58.2%
30SmarThink 1.70 64-bit2914+25−2551.2%−8.441.7%518
53.1%
31DiscoCheck 5.2 64-bit2912+21−2151.2%−8.443.7%698
52.5%
32‑34Cheng4 0.36c 64-bit 4CPU2911+37−3749.5%+2.248.2%220
49.3%
32‑34MinkoChess 1.3 64-bit 4CPU2911+28−2850.5%−6.345.5%389
50.1%
32‑34Quazar 0.4 64-bit2911+14−1449.9%+1.542.8%1746
64.7%
35Tornado 4.88 64-bit 4CPU2905+29−2950.5%−5.442.5%372
53.4%
36Bright 0.4a 4CPU2903+15−1549.7%+3.040.5%1431
52.2%
37Fizbo 1.31 64-bit2902+32−3249.6%+4.148.1%285
54.7%
38Booot 5.2.0 64-bit2900+17−1749.0%+7.842.9%1094
58.3%
39Scorpio 2.7.6 64-bit 4CPU2896+35−3550.4%−2.543.1%246
65.4%
40iCE 2.0 64-bit2886+25−2555.2%−36.542.3%496
60.3%
41Vajolet2 1.44 64-bit2881+31−3152.5%−16.946.1%323
51.1%
42EXchess 7.18b 64-bit 4CPU2880+35−3546.7%+20.937.9%256
67.9%
43Arasan 16.3 64-bit 4CPU2869+36−3649.0%+5.341.9%246
64.2%
44Deuterium 14.2.33.276 64-bit2861+25−2549.2%+5.043.2%500
59.0%
45Nemo 1.0.1 64-bit2857+16−1549.6%+1.543.0%1336
59.9%
46Loop M1-T 64-bit 4CPU2855+11−1243.2%+42.745.2%2447
64.0%
47Octochess r5190 64-bit 4CPU2848+33−3346.5%+21.941.7%288
56.2%
48Andscacs 0.70 64-bit2844+31−3154.8%−32.042.0%331
65.3%
49BugChess2 1.9 64-bit 4CPU2835+30−3146.8%+14.637.6%364
57.0%
50NirvanaChess 1.8 64-bit2831+25−2549.7%+0.443.1%494
54.7%
51Murka 3 64-bit2829+17−1850.1%−0.842.7%1024
52.8%
52Jonny 4.00 4CPU2828+31−3145.2%+22.834.1%355
54.1%
53DisasterArea 1.542825+34−3448.7%+8.844.8%270
67.9%
54GNU Chess 5.60 64-bit2814+35−3551.2%−12.738.5%257
76.5%
55Rodent 1.5 64-bit2798+27−2739.5%+70.240.5%432
69.7%
56Atlas 3.70em 64-bit2789+23−2349.5%+1.937.8%595
70.5%
57Frenzee 3.5.19 64-bit2781+18−1849.2%+5.134.3%988
67.4%
58Naraku 1.42774+20−2049.0%+6.624.4%866
56.6%
59Dirty 20Apr2013 64-bit2772+17−1748.7%+8.637.3%1086
61.4%
60Twisted Logic 20100131x 64-bit2768+21−2152.0%−15.934.7%737
63.4%
61Rhetoric 1.4.1 64-bit2762+28−2850.5%−3.538.7%401
50.5%
62Bison 9.11 64-bit2761+21−2149.7%+1.934.8%719
51.7%
63Alfil 13.1 64-bit 4CPU2760+40−4144.3%+26.734.0%212
59.6%
64Ktulu 92755+13−1345.9%+26.539.0%1868
83.9%
65Chronos 1.9.9 64-bit2744+16−1650.3%−1.438.3%1320
91.9%
66Delfi 5.4 2CPU2726+19−1940.4%+67.535.7%1017
54.9%
67Godel 3.4.9 64-bit2725+20−2049.3%+4.135.4%825
50.5%
68Bobcat 3.25 64-bit2724+18−1849.3%+4.939.7%1044
55.8%
69Chessmaster 11 2CPU2722+35−3547.5%+15.439.4%259
75.6%
70ProDeo 1.862705+30−3049.1%+3.637.1%350
52.8%
71Chess Tiger 2007.12704+10−1045.4%+30.342.4%3235
81.8%
72Tucano 5.00 64-bit2690+28−2852.8%−21.341.1%409
69.8%
73Daydreamer 1.75 64-bit2681+18−1848.2%+12.840.3%958
89.6%
74Movei 00.8.438 (10 10 10)2668+12−1247.2%+15.737.7%2646
53.7%
75RedQueen 1.1.3 64-bit2666+31−3146.7%+20.631.1%350
58.9%
76Pawny 1.0 64-bit2662+18−1849.4%+2.438.0%987
58.6%
77‑78Alaric 7072659+12−1248.9%+7.334.5%2566
50.3%
77‑78Djinn 1.021 64-bit2659+22−2249.4%+3.534.2%717
64.5%
79Cyrano 0.6b17 64-bit2652+31−3149.1%+4.535.7%342
57.9%
80E.T. Chess 13.01.082649+14−1449.3%+3.837.1%1646
51.7%
81The Baron 2.23 64-bit2648+25−2549.4%+2.233.5%511
52.1%
82‑83Pharaon 3.5.1 4CPU2647+34−3435.0%+97.436.4%297
50.0%
82‑83Philou 3.7.1 64-bit2647+16−1649.3%+3.736.4%1210
68.7%
84Colossus 2008b2642+13−1348.7%+8.338.0%2068
65.1%
85Slow Chess Blitz WV2.12638+12−1248.1%+12.936.7%2461
68.4%
86Sjakk 2.2 64-bit2630+32−3255.2%−37.138.7%318
52.0%
87Gandalf 62629+12−1246.2%+25.835.7%2628
55.6%
88Rotor 0.82628+19−1950.1%−0.534.6%949
51.6%
89‑90Hamsters 0.72627+27−2749.6%+2.638.5%421
48.6%
89‑90WildCat 82627+14−1448.9%+6.735.2%1752
58.8%
91Ruffian 2.1.02625+14−1446.9%+22.137.3%1787
58.5%
92Pedone 0.5 64-bit2622+30−3146.9%+25.025.5%381
69.9%
93Nebula 2.0 64-bit2612+20−2050.0%−0.633.9%871
51.9%
94Rodin 7.02611+25−2551.7%−10.933.5%529
52.5%
95Sloppy 0.2.2 64-bit2610+21−2149.6%+2.330.8%754
84.5%
96Aristarch 4.502597+13−1347.5%+18.532.0%2313
57.1%
97Glass 2.0 64-bit2595+18−1850.3%−1.335.1%976
53.5%
98Petir 4.392594+22−2349.4%+1.437.3%638
60.8%
99Pseudo 0.7c2590+14−1450.6%−4.037.6%1792
59.4%
100‑101Amyan 1.722588+13−1351.0%−6.731.0%2027
48.2%
100‑101CuckooChess 1.12 32-bit2588+27−2747.8%+16.430.4%481
57.2%
102‑103GreKo 12.1 64-bit2585+33−3354.6%−34.131.8%302
50.0%
102‑103N2 0.4 64-bit2585+18−1849.8%+0.034.7%1069
56.0%
104NoraGrace 2.0 64-bit2581+40−3960.4%−77.822.5%236
59.2%
105GarboChess 3.0 64-bit2576+20−2050.9%−4.730.9%864
53.9%
106Capivara LK 0.09b02f 64-bit2574+32−3251.7%−10.433.9%322
69.0%
107‑108Brutus 8.05 32-bit2565+17−1749.1%+3.736.8%1142
48.5%
107‑108Jellyfish 1.02565+28−2850.1%−2.938.2%422
59.9%
109DanaSah 5.072561+20−2049.6%+0.738.1%827
54.2%
110Francesca MAD 0.192560+17−1747.1%+20.033.0%1185
52.1%
111Arminius 2013-08-10 64-bit2559+31−3247.3%+19.027.0%352
50.6%
112SOS 5.12558+14−1447.8%+13.534.1%1790
62.7%
113Anaconda 2.0.12554+27−2747.9%+11.535.2%458
65.7%
114Cheese 1.6.1 64-bit2546+24−2446.6%+22.437.5%571
64.4%
115‑116AnMon 5.662540+23−2350.3%−2.431.0%658
49.6%
115‑116Ufim 8.022540+13−1349.3%+2.831.1%2041
70.1%
117nanoSzachy 4.0 64-bit2533+21−2147.9%+13.532.1%755
88.6%
118Hermann 2.8 64-bit2515+21−2148.4%+11.326.9%813
51.3%
119Hakkapeliitta 1.0 64-bit2514+27−2748.3%+11.131.3%480
58.1%
120Nimzo 82510+28−2845.5%+33.732.2%453
61.1%
121Little Goliath Evolution 3.122506+18−1846.5%+23.233.5%1015
66.1%
122Tao 5.62500+17−1749.6%+3.527.1%1194
55.0%
123‑125Delphil 3.2 64-bit2498+35−3453.6%−25.135.3%275
48.9%
123‑125JikChess 0.01 64-bit2498+38−3754.0%−30.525.4%252
51.6%
123‑125LittleThought 1.052 64-bit2498+20−2049.3%+3.524.7%863
72.5%
126Pupsi2 0.092488+22−2249.3%+4.730.5%722
60.4%
127‑128Pepito 1.59 64-bit2484+28−2849.5%−0.638.0%416
48.6%
127‑128Yace 0.99.872484+18−1950.0%+0.828.1%1007
54.3%
129‑130Ghost 2.0.2 64-bit2482+37−3748.6%+8.829.8%252
49.8%
129‑130Xpdnt 0910072482+16−1649.3%+4.532.0%1355
56.3%
131‑132Matacz 1.32479+29−2947.4%+18.333.0%382
50.8%
131‑132SpiderChess 0706032479+23−2350.1%+2.139.6%604
53.8%
133Cerebro 3.03d2478+19−1949.7%−0.330.0%1000
50.8%
134‑135Anatoli 0.35k2477+17−1750.4%−3.731.9%1254
50.3%
134‑135BBChess 1.3b2477+25−2551.0%−6.238.1%525
53.0%
136‑137Quark 2.352476+21−2149.3%+4.029.6%807
50.3%
136‑137Trace 1.362476+21−2248.8%+8.226.5%765
52.4%
138Green Light Chess 3.01.2.22474+38−3945.3%+31.732.9%225
53.9%
139Bruja 1.9.1 64-bit2472+22−2249.1%+7.126.2%698
63.6%
140Counter 1.22467+17−1748.3%+11.838.2%1119
86.7%
141Dorky 4.3 64-bit2447+30−3049.7%+1.030.4%362
56.1%
142Eeyore 1.52 64-bit2444+22−2249.5%+2.227.0%716
52.3%
143Snitch 1.6.2 64-bit2443+39−3945.4%+31.728.8%226
55.7%
144Hussar 0.42440+19−1948.0%+12.828.6%996
56.6%
145Typhoon 1.00-3482436+37−3748.4%+11.527.8%255
55.5%
146Abrok 5.02433+28−2849.3%+4.029.8%436
57.0%
147PostModernist 10162429+24−2448.0%+12.828.7%579
58.8%
148Homer 2.012426+21−2049.1%+5.432.6%803
61.4%
149Betsabe II 1.30 64-bit2421+23−2349.6%+2.126.7%688
62.5%
150KnightDreamer 3.32414+37−3748.8%+10.332.5%243
51.2%
151Muse 0.899b2413+22−2247.6%+18.327.0%730
57.8%
152‑153Ares 1.005 64-bit2410+29−2946.9%+19.734.9%407
49.1%
152‑153Kiwi 0.6d 32-bit2410+20−2046.4%+23.127.1%861
60.6%
154‑155Diablo 0.5.12406+19−1949.5%+4.131.6%924
51.1%
154‑155Shallow r688 64-bit2406+23−2350.1%−4.129.9%670
50.7%
156Queen 4.032405+20−2048.9%+6.134.5%860
56.0%
157Dragon 4.62403+19−1946.2%+26.034.3%890
54.6%
158RomiChess P3k 32-bit2402+19−1949.2%+5.033.0%906
60.6%
159Gaia 3.5 32-bit2397+23−2348.8%+8.829.0%627
53.0%
160‑162Amy 0.87b2396+26−2649.9%+3.725.5%517
49.5%
160‑162Comet B682396+24−2447.2%+19.825.3%640
51.1%
160‑162Tigran 2.4n 64-bit2396+25−2549.7%+1.530.9%566
51.2%
163Simplex 0.9.8 32-bit2395+31−3149.3%+3.831.3%345
57.8%
164pikoSzachy 3.42391+34−3548.6%+9.624.1%295
52.6%
165Patzer 3.802389+26−2649.5%+4.425.5%514
55.4%
166‑167Ifrit m1.8 64-bit2387+24−2447.8%+17.328.1%595
48.6%
166‑167Phalanx XXII2387+24−2550.1%−0.923.5%595
58.3%
168Gosu 0.162384+21−2147.6%+17.026.8%790
55.7%
169‑171Amateur 2.822382+21−2247.0%+20.825.0%787
49.2%
169‑171Horizon 4.42382+18−1849.2%+4.326.3%1103
48.4%
169‑171Sorgenkind 0.42382+15−1551.7%−10.928.3%1533
59.8%
172‑173Alex 2.14a 64-bit2379+23−2251.0%−5.428.5%681
49.7%
172‑173Sage 3.532379+18−1850.0%+0.527.9%1063
53.8%
174Jazz 721 64-bit2378+22−2249.5%+2.427.6%729
57.3%
175Thor's Hammer 2.28 32-bit2374+28−2849.5%+4.329.1%440
51.6%
176OliThink 5.3.2 64-bit2373+23−2349.7%+4.025.6%691
53.2%
177TJchess 1.1 32-bit2372+37−3747.2%+22.427.1%247
61.9%
178Waxman 20142364+34−3444.7%+36.330.0%293
53.0%
179Tytan 9.32362+24−2450.7%−5.125.9%633
74.3%
180Myrddin 0.86 64-bit2351+22−2249.4%+5.929.9%743
54.5%
181Plisk 0.2.7d 32-bit2349+22−2251.0%−8.225.3%715
53.6%
182‑183CyberPagno 2.2 64-bit2347+43−4262.6%−91.622.3%202
50.9%
182‑183Flux 2.2.12347+23−2350.2%−1.130.4%661
60.5%
184Arion 1.72342+21−2151.9%−14.927.6%836
64.6%
185‑186Maverick 0.51 64-bit2336+25−2455.1%−35.825.3%596
49.6%
185‑186WChess 1.062336+32−3347.3%+16.433.0%315
66.4%
187‑188Amundsen 0.802328+20−2147.5%+18.029.9%825
50.2%
187‑188K2 0.672328+32−3159.0%−60.229.8%349
50.9%
189Aice 0.99.22327+21−2147.2%+20.526.3%787
53.1%
190EveAnn 1.712326+35−3547.5%+17.832.9%280
52.4%
191Asterisk 0.62324+20−2148.9%+7.527.2%837
66.6%
192Bagatur 1.3a 64-bit2318+21−2053.3%−26.427.5%839
53.2%
193KnightX 1.922317+24−2449.7%+0.827.6%641
52.0%
194Averno 0.812316+24−2449.2%+4.427.5%586
50.7%
195Butcher 1.61 64-bit2315+34−3444.7%+41.324.9%301
53.4%
196Gibbon 2.60a 64-bit2313+28−2947.5%+16.329.6%425
58.2%
197ECE 12.012310+22−2248.5%+9.324.6%752
50.8%
198Sungorus 1.4 64-bit2309+31−3147.8%+15.824.1%378
51.2%
199Mediocre 0.42308+34−3450.8%−6.324.3%305
57.4%
200Popochin 2.92304+31−3147.0%+25.530.6%366
59.6%
201Natwarlal 0.142299+21−2148.4%+12.224.2%827
54.1%
202Zeus 1.272297+33−3351.1%−13.024.2%356
54.6%
203Chezzz 1.0.32295+24−2449.8%−0.825.6%617
51.3%
204‑205Ant 2006-F2294+25−2448.5%+9.023.8%617
51.1%
204‑205Joker 1.1.142294+22−2250.6%−5.127.8%730
68.2%
206Anechka 0.082287+20−2046.6%+25.526.2%916
62.7%
207‑208AliChess 4.252282+23−2349.9%−1.424.4%679
49.4%
207‑208Chaturanga 2.4.32282+25−2550.3%−2.827.1%569
69.4%
209FireFly 2.7.0 64-bit2272+25−2548.6%+8.930.4%536
67.5%
210‑211Matilde 2008 32-bit2263+34−3451.5%−10.031.2%295
49.7%
210‑211Orion 0.2 64-bit2263+28−2846.2%+26.726.9%461
58.7%
212Chispa 4.0.32259+21−2149.4%+3.827.5%800
51.9%
213Fischerle 0.9.50 64-bit2258+35−3552.4%−17.824.7%292
53.0%
214Protej 0.5.8c2256+32−3246.6%+25.022.9%350
62.7%
215MadChess 1.4 64-bit2249+26−2647.7%+16.128.7%522
53.9%
216Mango Paola Ajedrez 4.12247+27−2746.8%+23.526.6%496
52.2%
217RattateChess 1.0 Nosferatu2246+22−2349.2%+8.228.2%692
55.7%
218Absolute Zero 2.4.0.0 64-bit2244+27−2750.3%−2.723.9%506
53.8%
219‑220Beowulf 2.4a 64-bit2242+23−2352.9%−22.324.7%673
50.8%
219‑220Exacto 0.e 64-bit2242+26−2649.9%+1.733.8%500
50.4%
221Ayito 0.2.9942241+24−2448.3%+11.122.6%624
53.5%
222Buzz 0.08 64-bit2239+38−3849.6%+2.823.8%244
63.6%
223Atak 6.82232+20−2047.3%+18.822.8%883
56.8%
224Feuerstein 0.4.6.12229+19−1949.1%+6.028.5%939
53.1%
225Dolphin 1.02228+23−2351.2%−12.024.9%676
67.9%
226KMTChess 1.2.1 64-bit2220+26−2649.5%+2.423.4%548
54.9%
227ChessAlex 2.0r42217+24−2449.1%+3.529.7%607
54.2%
228Bearded N44.22215+36−3651.1%−7.325.4%268
57.6%
229ChessKISS 1.7 64-bit2211+22−2249.9%−3.928.7%705
59.2%
230‑231Adam 3.32207+22−2251.0%−7.921.5%763
49.0%
230‑231Uralochka 1.1b2207+21−2148.5%+10.926.6%835
67.9%
232ZCT 0.3.24512199+27−2749.4%+4.225.5%478
56.0%
233Neurosis 2.52197+17−1749.1%+6.528.6%1218
53.8%
234NG-Play 9.86 64-bit2195+38−3938.9%+79.624.3%239
56.0%
235BlackBishop 1.02191+19−1848.9%+8.527.3%1034
58.7%
236‑237Carballo 0.82188+23−2346.1%+25.830.7%623
50.1%
236‑237Latista (Sinobyl) 1.52188+29−2949.1%+2.925.2%441
53.2%
238Alf 1.092186+24−2449.3%+2.030.9%618
62.1%
239OBender 3.2.4.22182+20−2049.9%+1.425.4%899
59.0%
240ProChess 1.02AD2178+22−2248.7%+4.823.2%773
62.9%
241Kurt 0.9.2.2 64-bit2172+26−2649.5%+4.122.6%553
63.6%
242NagaSkaki 5.122166+20−2050.6%−5.028.0%876
65.5%
243Lime 662160+23−2350.2%−2.921.1%729
70.8%
244Chesley r323 32-bit2151+25−2549.2%+6.220.5%595
69.7%
245KnockOut 0.7.12143+16−1651.8%−13.426.7%1416
81.9%
246‑247Napoleon 1.5.0 64-bit2126+31−3144.5%+39.024.3%362
49.5%
246‑247Prophet 2.0 32-bit2126+19−1949.3%+4.423.9%1019
52.4%
248Parrot 07.01.162125+32−3246.0%+29.621.5%354
85.3%
249Clarabit 1.00 32-bit2104+22−2247.6%+13.929.9%736
98.4%
250BikJump 2.01 32-bit2073+18−1850.3%−2.127.3%1062
88.3%
251BigLion 2.23x2056+21−2145.5%+32.727.4%848
84.1%
252PLP 16615712040+24−2446.2%+27.024.2%604
55.5%
253Jabba 1.0 32-bit2038+24−2446.6%+24.426.9%603
70.1%
254Matheus 2.32028+25−2545.1%+37.822.7%599
55.6%
255Mustang 4.972026+27−2743.9%+40.530.8%484
61.2%
256Monarch 1.72021+22−2245.9%+39.219.5%858
54.8%
257Bubble 1.52019+22−2244.3%+42.121.4%805
50.9%
258Slibo 0.5.12018+26−2645.5%+33.919.4%573
70.3%
259Cupcake 1.1a2006+34−3546.5%+29.515.0%339
58.5%
260ChessMind 0.822002+26−2645.9%+29.717.1%580
56.9%
261BibiChess 0.51998+28−2848.2%+13.924.0%480
66.1%
262BSC 3.91988+37−3745.1%+38.324.0%263
56.1%
263Schola 1.1.0 32-bit1985+27−2745.7%+31.526.0%480
72.1%
264Zeta Dva 0220 64-bit1971+35−3644.3%+46.916.9%307
54.5%
265Dabbaba 5.671968+39−3942.9%+52.821.4%248
51.8%
266Heracles 0.6.161967+26−2646.2%+27.727.9%537
59.2%
267Marvin 1.3.01963+25−2544.7%+39.521.9%608
57.0%
268AdroitChess 0.31959+33−3343.2%+55.919.0%353
60.9%
269Rival 1.181953+26−2646.6%+23.825.0%533
54.2%
270Monik 2.2.3 32-bit1951+32−3245.9%+27.927.5%345
55.3%
271Soldat III 0.1721948+33−3340.0%+80.517.2%379
67.1%
272Smash 1.0.31938+26−2640.8%+74.117.8%574
59.7%
273MatMoi 7.15.0-cct 32-bit1933+25−2542.7%+55.224.5%568
58.9%
274Micro-Max 4.8 (DM-PII)1929+25−2648.6%+11.225.1%541
81.3%
275Reger 0.091912+25−2541.0%+67.721.7%608
72.6%
276Clueless 1.41901+23−2340.4%+76.917.1%764
60.0%
277Warrior 1.0.31897+24−2444.4%+41.923.7%608
63.0%
278GChess IV 0.2.01891+26−2640.4%+71.528.2%517
69.7%
279Surprise 4.3b131881+29−3038.9%+87.719.1%446
89.5%
280Predateur 2.2 64-bit1849+41−4239.6%+79.318.1%216
64.6%
281BeRoChess 1.00 32-bit1838+37−3837.4%+98.122.9%266
96.7%
282Ziggurat 0.18 64-bit1787+41−4329.3%+161.024.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Komodo 8 64-bit 4CPU3303 52.5 − 41.5
+19−8=67
+10
53.5 − 40.5
+30−17=47
+10
35 − 15
+21−1=28
+10
33 − 17
+17−1=32
−30
35.5 − 14.5
+22−1=27
−8
33 − 17
+19−3=28
−46
35 − 15
+20−0=30
−29
40.5 − 11.5
+30−1=21
+13
38.5 − 10.5
+31−3=15
+13
42 − 8
+35−1=14
+47
45 − 7
+38−0=14
+67
2Stockfish 5 64-bit 4CPU328241.5 − 52.5
+8−19=67
−10
 42 − 35
+20−13=44
+16
21 − 11
+11−1=20
+2
31.5 − 18.5
+14−1=35
−27
54.5 − 22.5
+35−3=39
+17
57 − 20
+39−2=36
+32
19.5 − 10.5
+12−3=15
−31
21 − 9
+12−0=18
−34
18 − 2
+16−0=4
+161
36.5 − 13.5
+26−3=21
−31
40 − 10
+31−1=18
+17
3Houdini 4 64-bit 4CPU327340.5 − 53.5
+17−30=47
−10
35 − 42
+13−20=44
−16
 20 − 14
+13−7=14
−16
21 − 11
+11−1=20
0
37 − 14
+25−2=24
+39
24 − 10
+15−1=18
+15
23 − 11
+16−4=14
+1
34 − 13
+23−2=22
0
 44.5 − 13.5
+32−1=25
−3
39 − 12
+30−3=18
+3
4Gull 2.8b 64-bit 4CPU320015 − 35
+1−21=28
−10
11 − 21
+1−11=20
−2
14 − 20
+7−13=14
+16
  18.5 − 15.5
+9−6=19
0
1 − 1
+0−0=2
−35
 21.5 − 12.5
+13−4=17
+14
  21.5 − 11.5
+16−6=11
−1
5Equinox 3.20 64-bit 4CPU318617 − 33
+1−17=32
+30
18.5 − 31.5
+1−14=35
+27
11 − 21
+1−11=20
0
  15 − 17
+3−5=24
−25
18 − 14
+6−2=24
+9
 20.5 − 11.5
+10−1=21
+27
 21.5 − 10.5
+11−0=21
+7
17.5 − 14.5
+11−8=13
−60
6Critter 1.6a 64-bit 4CPU317414.5 − 35.5
+1−22=27
+8
22.5 − 54.5
+3−35=39
−17
14 − 37
+2−25=24
−39
15.5 − 18.5
+6−9=19
0
17 − 15
+5−3=24
+25
 17 − 17
+4−4=26
−7
24.5 − 25.5
+9−10=31
−18
21 − 13
+9−1=24
+25
32.5 − 22.5
+13−3=39
−12
19.5 − 12.5
+9−2=21
−13
50 − 24
+32−6=36
+31
7Fire 3.0 64-bit 4CPU316517 − 33
+3−19=28
+46
20 − 57
+2−39=36
−32
10 − 24
+1−15=18
−15
1 − 1
+0−0=2
+35
14 − 18
+2−6=24
−9
17 − 17
+4−4=26
+7
  19.5 − 14.5
+7−2=25
+8
 18 − 14
+9−5=18
−31
19 − 13
+10−4=18
−14
8Rybka 4 64-bit 4CPU316115 − 35
+0−20=30
+29
10.5 − 19.5
+3−12=15
+31
11 − 23
+4−16=14
−1
  25.5 − 24.5
+10−9=31
+18
  18 − 14
+11−7=14
+14
   
9BlackMamba 2.0 64-bit 4CPU313711.5 − 40.5
+1−30=21
−13
9 − 21
+0−12=18
+34
13 − 34
+2−23=22
0
12.5 − 21.5
+4−13=17
−14
11.5 − 20.5
+1−10=21
−27
13 − 21
+1−9=24
−25
14.5 − 19.5
+2−7=25
−8
14 − 18
+7−11=14
−14
  20.5 − 11.5
+11−2=19
+44
18 − 14
+8−4=20
−4
10Strelka 5.5 64-bit311410.5 − 38.5
+3−31=15
−13
2 − 18
+0−16=4
−161
   22.5 − 32.5
+3−13=39
+12
      
11Naum 4.6 64-bit 4CPU31028 − 42
+1−35=14
−47
13.5 − 36.5
+3−26=21
+31
13.5 − 44.5
+1−32=25
+3
 10.5 − 21.5
+0−11=21
−7
12.5 − 19.5
+2−9=21
+13
14 − 18
+5−9=18
+31
 11.5 − 20.5
+2−11=19
−44
  19 − 13
+11−5=16
+52
12Chiron 2 64-bit 4CPU30977 − 45
+0−38=14
−67
10 − 40
+1−31=18
−17
12 − 39
+3−30=18
−3
11.5 − 21.5
+6−16=11
+1
14.5 − 17.5
+8−11=13
+60
24 − 50
+6−32=36
−31
13 − 19
+4−10=18
+14
 14 − 18
+4−8=20
+4
 13 − 19
+5−11=16
−52
 
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 8 64-bit 4CPU3303 96.799.6100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 5 64-bit 4CPU32823.3 79.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32730.421.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Gull 2.8b 64-bit 4CPU32000.00.00.0 78.597.499.199.7100.0100.0100.0100.0
5Equinox 3.20 64-bit 4CPU31860.00.00.021.5 81.692.996.399.9100.0100.0100.0
6Critter 1.6a 64-bit 4CPU31740.00.00.02.618.4 82.494.899.9100.0100.0100.0
7Fire 3.0 64-bit 4CPU31650.00.00.00.97.117.6 63.398.0100.0100.0100.0
8Rybka 4 64-bit 4CPU31610.00.00.00.33.75.236.7 96.9100.0100.0100.0
9BlackMamba 2.0 64-bit 4CPU31370.00.00.00.00.10.12.03.1 96.999.299.9
10Strelka 5.5 64-bit31140.00.00.00.00.00.00.00.03.1 82.093.9
11Naum 4.6 64-bit 4CPU31020.00.00.00.00.00.00.00.00.818.0 65.5
12Chiron 2 64-bit 4CPU30970.00.00.00.00.00.00.00.00.16.134.5 
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

553'297 games (106.10 MB)

All games with comments

553'297 games (331.82 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on December 20, 2014