CCRL 40/40
Downloads and Statistics
July 4, 2015
Testing summary:
Total: 590'287 games
played by 1'640 programs
81871 CPU days (X2 4600+)

White wins: 206'337 (35.0%)
Black wins: 152'897 (25.9%)
Draws: 231'053 (39.1%)
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)
Computed on July 4, 2015 with Bayeselo based on 590'287 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 9.1 64-bit 4CPU3332+26−2570.3%−127.950.3%483 
92.9%
2Stockfish 6 64-bit 4CPU3310+16−1667.5%−108.254.5%1221
100.0%
3Houdini 4 64-bit 4CPU3266+13−1360.1%−65.649.8%1878
100.0%
4Fire 4 64-bit 4CPU3213+17−1847.5%+14.262.0%912
93.2%
5Gull 3 64-bit 4CPU3195+16−1650.9%−7.758.7%1161
60.1%
6Equinox 3.20 64-bit 4CPU3192+20−2048.9%+6.664.5%710
94.0%
7Critter 1.6a 64-bit 4CPU3175+10−1052.6%−16.758.3%3364
97.1%
8Rybka 4 64-bit 4CPU3160+12−1254.4%−30.050.1%2235
56.8%
9Bouquet 1.8 64-bit 4CPU3158+14−1446.8%+21.258.3%1435
78.6%
10Protector 1.8.0 64-bit 4CPU3144+33−3354.3%−27.154.5%266
60.0%
11BlackMamba 2.0 64-bit 4CPU3139+18−1844.2%+35.156.2%954
98.5%
12Strelka 5.5 64-bit3115+9−954.4%−26.556.5%3803
51.1%
13Texel 1.05 64-bit 4CPU3114+24−2448.5%+12.352.0%517
52.4%
14NirvanaChess 2.1c 64-bit 4CPU3113+29−2943.3%+40.847.5%364
53.7%
15Hannibal 1.5 64-bit 4CPU3111+26−2551.9%−11.256.4%438
72.5%
16Naum 4.6 64-bit 4CPU3102+17−1745.4%+29.254.5%1077
64.7%
17Chiron 2 64-bit 4CPU3098+15−1541.7%+54.746.8%1357
84.6%
18Deep Fritz 14 64-bit 4CPU3087+17−1741.2%+54.555.9%1053
95.7%
19Hiarcs 14 4CPU3068+14−1441.8%+49.951.4%1591
99.3%
20Deep Junior 13 64-bit 4CPU3041+17−1743.0%+43.149.5%1121
57.7%
21Senpai 1.0 64-bit 4CPU3038+21−2146.3%+20.053.5%630
57.3%
22Andscacs 0.80 64-bit 4CPU3035+31−3150.3%−2.146.0%311
57.8%
23Spike 1.4 Leiden 4CPU3031+12−1243.9%+38.046.8%2455
55.0%
24Deep Shredder 12 64-bit 4CPU3030+11−1148.4%+10.146.0%2600
99.5%
25Cheng4 0.38 64-bit 4CPU2994+25−2546.3%+21.742.2%521
75.8%
26Spark 1.0 64-bit 4CPU2983+15−1544.3%+37.145.6%1388
69.3%
27Zappa Mexico II 64-bit 4CPU2978+10−1048.6%+8.448.1%3242
71.2%
28Fizbo 1.31 64-bit 4CPU2969+30−3051.7%−10.342.0%348
79.8%
29Arasan 17.5 64-bit 4CPU2952+29−2950.6%−4.145.8%358
51.5%
30Gaviota 1.0 64-bit 4CPU2951+25−2547.7%+15.043.6%482
57.9%
31Onno 1.2.70 64-bit 4CPU2948+21−2248.6%+9.446.5%654
52.1%
32EXchess 7.51b 64-bit 4CPU2947+37−3752.8%−17.346.7%214
56.5%
33Deep Sjeng c't 20102943+11−1145.3%+30.545.6%2859
59.9%
34Thinker 5.4d Inert 64-bit 4CPU2940+24−2548.8%+7.150.7%491
68.6%
35Toga II 3.0 4CPU2931+29−2947.0%+19.645.8%369
65.1%
36SmarThink 1.70 64-bit2923+20−2049.5%+3.540.6%835
69.8%
37Vajolet2 2.0 64-bit2915+27−2749.0%+5.246.0%415
51.7%
38Crafty 23.8 64-bit 4CPU2914+34−3547.8%+14.747.0%251
53.8%
39DiscoCheck 5.2 64-bit2912+20−2049.6%+0.943.8%800
53.6%
40Quazar 0.4 64-bit2911+13−1349.7%+2.442.8%1929
57.3%
41Tornado 6.0 64-bit 4CPU2908+29−2945.3%+29.441.8%376
57.2%
42MinkoChess 1.3 64-bit 4CPU2904+25−2548.6%+7.445.0%491
54.4%
43Bright 0.4a 4CPU2902+15−1549.4%+5.140.5%1475
59.6%
44Booot 5.2.0 64-bit2900+16−1648.5%+10.942.7%1341
64.7%
45Deuterium 14.3.34.130 64-bit2895+19−1949.2%+5.245.1%834
56.2%
46iCE 2.0 64-bit2893+20−1951.6%−12.642.0%849
62.9%
47Scorpio 2.7.6 64-bit 4CPU2887+28−2848.0%+13.044.7%398
82.2%
48Bobcat 6.4b 64-bit 4CPU2866+33−3446.8%+22.546.2%266
68.1%
49Nemo 1.0.1 64-bit2857+15−1549.5%+2.243.4%1434
58.8%
50Loop M1-T 64-bit 4CPU2855+12−1243.2%+43.045.2%2447
76.4%
51Rodent 1.7 64-bit2844+26−2652.4%−16.244.0%461
64.2%
52Octochess r5190 64-bit 4CPU2837+28−2843.5%+39.543.6%392
51.4%
53BugChess2 1.9 64-bit 4CPU2836+29−2945.5%+26.437.5%392
53.2%
54Atlas 3.80 64-bit2835+26−2751.5%−9.443.3%439
51.3%
55Pedone 1.1 64-bit 4CPU2834+33−3259.7%−71.538.8%320
53.6%
56‑57DisasterArea 1.54 64-bit2832+24−2546.7%+22.041.5%520
49.5%
56‑57Jonny 4.00 4CPU2832+30−3044.5%+30.636.1%363
53.7%
58Murka 3 64-bit2830+16−1649.9%+0.943.3%1300
79.5%
59GNU Chess 5.60 64-bit2818+24−2450.2%−4.440.9%531
77.8%
60Dirty 10Apr2015 64-bit2803+31−3149.4%+4.440.1%334
88.4%
61Frenzee 3.5.19 64-bit2781+18−1849.9%+1.634.4%1070
63.5%
62Naraku 1.42777+19−1949.7%+1.224.5%964
67.8%
63Rhetoric 1.4.1 64-bit2770+21−2151.5%−10.438.5%745
63.4%
64Twisted Logic 20100131x 64-bit2765+21−2151.5%−12.934.7%784
66.8%
65Bison 9.11 64-bit2759+20−2049.3%+3.534.5%831
63.8%
66Ktulu 92754+13−1345.9%+26.538.7%1906
56.4%
67Alfil 13.1 64-bit 4CPU2751+34−3543.0%+38.636.4%286
65.2%
68Chronos 1.9.9 64-bit2743+15−1550.0%+0.638.5%1432
83.0%
69Godel 3.4.9 64-bit2732+17−1750.5%−3.835.0%1126
64.3%
70Delfi 5.4 2CPU2727+19−1940.4%+67.135.7%1017
61.1%
71Chessmaster 11 2CPU2721+35−3547.5%+16.439.4%259
66.2%
72Hakkapeliitta 2.0 64-bit2712+26−2645.5%+29.434.2%489
62.5%
73‑74Pawny 1.1 64-bit2705+35−3550.8%−8.743.2%250
50.9%
73‑74ProDeo 1.862705+30−3049.0%+3.836.9%360
52.0%
75Chess Tiger 2007.12704+10−1045.3%+30.242.5%3273
97.9%
76Tucano 5.00 64-bit2679+22−2249.6%+0.440.7%670
55.4%
77Daydreamer 1.75 64-bit2677+18−1847.3%+18.240.6%1031
50.8%
78Cheese 1.7 64-bit2676+28−2855.8%−38.840.9%408
72.6%
79Movei 00.8.438 (10 10 10)2667+11−1147.2%+16.137.7%2646
52.2%
80RedQueen 1.1.3 64-bit2666+31−3146.7%+20.731.1%350
63.2%
81Alaric 7072660+12−1249.1%+6.234.4%2596
57.4%
82Pharaon 3.5.1 4CPU2657+31−3235.7%+92.636.3%347
55.3%
83The Baron 2.23 64-bit2654+23−2350.1%−1.933.4%605
53.9%
84Djinn 1.010 64-bit2652+30−3049.5%+5.734.6%379
54.2%
85Philou 3.7.1 64-bit2651+16−1649.8%+0.336.7%1287
52.0%
86Cyrano 0.6b17 64-bit2650+28−2848.9%+6.235.8%416
54.8%
87E.T. Chess 13.01.082648+14−1449.2%+4.537.0%1730
74.5%
88Colossus 2008b2642+13−1348.7%+8.338.0%2068
64.3%
89Slow Chess Blitz WV2.12639+12−1248.2%+11.736.9%2515
64.4%
90Sjakk 2.2 64-bit2633+25−2451.0%−8.941.2%529
56.0%
91Rotor 0.7a2631+26−2650.1%−2.633.5%498
53.7%
92Gandalf 62629+12−1246.2%+26.035.7%2628
54.4%
93WildCat 82628+14−1449.0%+6.035.2%1806
62.2%
94Ruffian 2.1.02625+14−1446.9%+22.237.3%1787
53.9%
95Hamsters 0.72624+27−2749.2%+5.737.8%429
69.5%
96Nebula 2.0 64-bit2615+18−1850.0%+0.233.3%1022
62.9%
97Sloppy 0.2.2 64-bit2610+21−2149.6%+2.930.8%754
68.5%
98‑99GreKo 12.8 64-bit2601+30−3051.0%−8.935.7%356
50.3%
98‑99NoraGrace 2.0 64-bit2601+29−2958.0%−60.423.6%441
53.8%
100Rodin 7.02599+21−2149.3%+4.833.0%772
55.8%
101Aristarch 4.502598+12−1247.5%+17.432.0%2367
58.5%
102Glass 2.0 64-bit2595+18−1850.0%+1.035.0%1048
52.0%
103Petir 4.392594+22−2349.4%+1.937.3%638
61.9%
104‑105N2 0.4 64-bit2590+17−1750.5%−4.035.1%1123
50.6%
104‑105Pseudo 0.7c2590+13−1350.4%−3.237.4%1851
59.2%
106‑107Amyan 1.722588+13−1350.8%−6.031.0%2089
47.7%
106‑107CuckooChess 1.12 32-bit2588+27−2747.8%+16.530.4%481
77.6%
108GarboChess 3.0 64-bit2576+20−2050.7%−4.030.7%876
58.2%
109Jellyfish 1.1 64-bit2572+33−3255.5%−39.433.2%316
51.3%
110Brutus 8.05 64-bit2571+31−3148.3%+8.934.9%327
64.6%
111Capivara LK 0.09b02f 64-bit2563+26−2650.7%−5.632.2%515
55.2%
112‑114Arminius 2013-08-10 64-bit2560+31−3147.3%+19.627.0%352
49.4%
112‑114DanaSah 5.072560+18−1849.5%+2.138.0%1003
51.9%
112‑114Francesca MAD 0.192560+17−1747.1%+20.233.0%1185
52.6%
115SOS 5.12559+14−1447.9%+12.634.2%1795
64.6%
116Anaconda 2.0.12553+27−2747.9%+12.535.2%458
81.7%
117Ufim 8.022540+13−1349.3%+2.831.0%2046
50.7%
118AnMon 5.662539+23−2350.3%−1.731.0%658
65.1%
119nanoSzachy 4.0 64-bit2533+21−2148.4%+10.531.8%793
55.8%
120Phalanx XXIV2531+26−2649.6%+0.526.7%510
81.7%
121Hermann 2.8 64-bit2515+21−2148.4%+11.426.9%813
61.0%
122Nimzo 82510+28−2845.5%+33.532.2%453
60.9%
123Little Goliath Evolution 3.122505+18−1846.5%+24.233.5%1015
66.8%
124Tao 5.62500+17−1749.6%+3.127.1%1194
58.0%
125LittleThought 1.052 64-bit2497+20−2049.3%+4.124.7%863
55.4%
126Maverick 1.0 64-bit2495+33−3353.3%−26.931.3%316
52.8%
127Delphil 3.2 64-bit2493+26−2649.7%+2.834.9%502
55.5%
128JikChess 0.01 64-bit2490+27−2751.3%−11.223.3%497
54.6%
129Pupsi2 0.092488+21−2149.5%+3.529.5%775
62.1%
130Yace 0.99.872484+19−1950.0%+0.428.1%1007
53.0%
131Pepito 1.59 64-bit2483+26−2649.7%−1.635.6%489
52.4%
132Xpdnt 0910072482+16−1649.3%+4.132.0%1355
55.7%
133‑134Matacz 1.32479+29−2947.4%+18.033.0%382
51.3%
133‑134SpiderChess 0706032479+23−2350.1%+1.939.6%604
52.8%
135Cerebro 3.03d2478+19−1949.7%−0.430.0%1000
52.0%
136‑139Anatoli 0.35k2477+17−1750.3%−3.431.9%1262
50.1%
136‑139BBChess 1.3b2477+25−2551.0%−6.538.1%525
50.4%
136‑139Green Light Chess 3.01.2.22477+36−3646.3%+24.832.4%256
49.2%
136‑139K2 0.752477+29−2953.5%−24.833.3%399
53.0%
140Trace 1.362476+21−2248.8%+8.126.5%765
53.4%
141Quark 2.352474+20−2049.0%+6.529.5%821
58.6%
142Bruja 1.9.1 64-bit2471+22−2248.9%+8.325.9%723
61.8%
143Counter 1.22467+17−1748.3%+11.438.2%1119
60.0%
144Ghost 2.0.2 64-bit2463+26−2648.5%+11.529.1%522
71.3%
145Donna 2.1 64-bit2451+32−3250.1%+0.828.6%343
59.8%
146Dorky 4.3 64-bit2446+29−2949.0%+5.929.9%391
56.8%
147Snitch 1.6.2 64-bit2442+32−3248.6%+10.526.3%353
53.9%
148‑149Eeyore 1.52 64-bit2440+22−2249.1%+5.326.6%744
48.9%
148‑149Hussar 0.42440+19−1948.4%+11.229.1%1017
54.2%
150Betsabe II 1.472439+24−2451.2%−8.025.5%642
52.8%
151Carballo 1.22437+30−3056.5%−44.329.9%375
52.0%
152Typhoon 1.00-3482436+37−3748.4%+11.527.8%255
58.3%
153Abrok 5.02431+26−2649.3%+5.229.5%498
62.8%
154Homer 2.012426+20−2149.1%+5.232.6%803
50.5%
155PostModernist 10162425+24−2447.5%+16.028.2%589
54.1%
156Gaia 3.5 64-bit2423+32−3250.3%−3.625.1%350
64.3%
157KnightDreamer 3.32414+37−3748.8%+10.332.5%243
51.9%
158Ares 1.005 64-bit2413+23−2349.1%+6.234.6%661
51.5%
159Muse 0.899b2412+22−2247.7%+17.727.1%738
57.0%
160Kiwi 0.6d 32-bit2409+20−2046.4%+23.727.1%861
61.0%
161Diablo 0.5.12406+19−1949.5%+3.631.6%924
51.3%
162‑163Queen 4.032405+20−2048.9%+5.934.5%860
49.2%
162‑163Shallow r688 64-bit2405+20−2050.3%−3.729.3%911
53.9%
164Dragon 4.62404+19−1946.5%+24.034.2%898
57.6%
165RomiChess P3k 32-bit2401+19−1949.2%+5.633.0%906
57.7%
166Simplex 0.9.8 64-bit2398+25−2551.6%−12.222.4%589
58.1%
167Waxman 20142395+24−2447.9%+13.131.4%583
54.3%
168Comet B682393+23−2347.2%+19.225.8%682
53.9%
169Tigran 2.4n 64-bit2391+21−2149.7%+2.130.7%809
53.5%
170‑172Amy 0.87b2390+25−2549.3%+7.225.3%565
50.0%
170‑172Patzer 3.802390+25−2549.7%+2.925.4%562
49.5%
170‑172pikoSzachy 3.42390+35−3548.6%+10.024.1%295
55.2%
173Ifrit m1.8 64-bit2387+23−2348.8%+11.729.4%669
59.9%
174‑175Gosu 0.162383+21−2147.6%+17.126.7%794
50.6%
174‑175Sorgenkind 0.42383+15−1551.7%−10.928.1%1565
54.5%
176‑177Amateur 2.822381+21−2247.0%+21.825.0%787
50.1%
176‑177Horizon 4.42381+18−1849.2%+4.826.3%1103
53.3%
178Alex 2.14a 64-bit2380+22−2250.4%−1.428.7%729
54.0%
179Sage 3.532379+18−1850.0%+0.227.9%1063
50.9%
180Jazz 721 64-bit2378+22−2249.5%+3.127.6%729
56.2%
181OliThink 5.3.2 64-bit2376+22−2249.5%+5.125.6%737
52.7%
182Thor's Hammer 2.28 32-bit2375+28−2849.6%+4.128.7%446
65.3%
183TJchess 1.1 32-bit2365+36−3647.4%+22.227.5%265
55.0%
184Tytan 9.32363+24−2450.7%−5.625.9%633
53.0%
185Myrddin 0.87 64-bit2361+28−2947.7%+16.228.4%430
71.9%
186Plisk 0.2.6 32-bit2348+36−3650.4%−1.626.3%274
54.1%
187Flux 2.2.12345+22−2249.9%+1.630.7%672
63.1%
188‑189Arion 1.72340+20−2051.5%−12.227.5%854
49.5%
188‑189Lozza 1.15 64-bit2340+31−3155.4%−39.032.4%349
55.8%
190WChess 1.062337+32−3347.3%+16.233.0%315
53.2%
191CyberPagno 2.2 64-bit2335+27−2751.0%−7.524.7%502
66.5%
192Amundsen 0.802328+20−2147.5%+18.029.9%825
51.0%
193‑194Aice 0.99.22327+21−2147.2%+20.626.3%787
51.6%
193‑194EveAnn 1.712327+35−3547.5%+17.532.9%280
53.2%
195‑196Asterisk 0.62325+20−2148.9%+7.027.2%837
49.9%
195‑196Nemeton 1.12325+32−3245.3%+31.730.6%333
61.2%
197Bagatur 1.3a 64-bit2320+20−2052.8%−23.127.3%907
57.0%
198KnightX 1.922317+23−2449.7%+1.027.6%641
51.9%
199‑200Averno 0.812316+24−2449.2%+4.727.5%586
48.7%
199‑200Gibbon 2.60a 64-bit2316+25−2548.9%+6.830.6%565
52.0%
201Butcher 1.61 64-bit2315+34−3444.7%+41.324.9%301
60.3%
202ECE 12.012310+22−2248.5%+9.524.6%752
51.1%
203Sungorus 1.4 64-bit2309+31−3147.8%+16.024.1%378
51.9%
204Mediocre 0.42308+34−3450.8%−6.724.3%305
54.2%
205Popochin 2.92306+31−3147.4%+22.130.4%372
51.1%
206Zeus 1.272305+31−3151.6%−16.424.4%386
61.0%
207Natwarlal 0.142300+21−2148.4%+11.724.2%827
61.7%
208‑210Ant 2006-F2295+25−2448.5%+8.623.8%617
49.1%
208‑210Chezzz 1.0.32295+24−2449.8%−0.425.6%617
51.6%
208‑210Joker 1.1.142295+22−2250.6%−5.327.8%730
68.8%
211Anechka 0.082287+20−2046.6%+26.126.2%928
55.9%
212Matilde 2008 64-bit2284+35−3548.6%+11.027.6%279
55.3%
213‑214AliChess 4.252281+23−2349.9%−0.724.4%679
50.0%
213‑214Chaturanga 2.4.32281+25−2550.3%−2.327.1%569
65.5%
215FireFly 2.7.0 64-bit2274+22−2248.1%+12.330.0%710
60.6%
216Orion 0.2 64-bit2270+23−2348.6%+10.027.6%652
74.0%
217Chispa 4.0.32259+21−2149.4%+4.727.5%800
54.1%
218Fischerle 0.9.60 64-bit2258+29−2947.1%+21.723.9%418
73.2%
219RattateChess 1.0 Nosferatu2246+22−2249.2%+7.628.2%692
51.5%
220Mango Paola Ajedrez 4.12245+22−2247.7%+17.025.9%714
51.7%
221‑222Beowulf 2.4a 64-bit2244+22−2252.4%−18.725.2%761
51.7%
221‑222Protej 0.5.8c2244+27−2746.2%+27.222.8%495
54.0%
223Ayito 0.2.9942242+24−2448.3%+10.522.6%624
51.6%
224Absolute Zero 2.4.0.0 64-bit2241+23−2349.0%+6.524.8%648
56.1%
225MadChess 1.4 64-bit2239+22−2246.9%+19.727.7%737
59.1%
226Buzz 0.08 64-bit2234+36−3648.3%+11.223.8%269
51.4%
227Exacto 0.e 64-bit2233+22−2248.1%+13.233.1%674
53.2%
228Atak 6.82232+20−2047.4%+18.322.9%888
54.9%
229Feuerstein 0.4.6.12230+19−1949.1%+5.828.5%944
71.1%
230Dolphin 1.02221+22−2249.9%−1.424.9%732
52.8%
231KMTChess 1.2.1 64-bit2220+26−2649.5%+3.123.4%548
53.7%
232ChessAlex 2.0r42219+24−2449.1%+2.829.7%607
57.1%
233Bearded N44.22215+36−3651.1%−7.725.4%268
56.1%
234Uralochka 1.1b2211+20−2049.4%+4.126.2%897
58.3%
235ChessKISS 1.7 64-bit2208+21−2149.1%+2.629.6%758
57.0%
236Adam 3.32205+21−2150.3%−2.622.1%815
59.8%
237ZCT 0.3.24512201+27−2749.4%+3.925.5%478
57.5%
238Neurosis 2.52198+17−1749.1%+6.528.6%1218
67.3%
239BlackBishop 1.02192+19−1848.9%+8.427.3%1034
53.5%
240NG-Play 9.85 64-bit2190+34−3449.0%+7.328.8%306
55.8%
241‑242Alf 1.092187+24−2449.3%+2.030.9%618
50.8%
241‑242Latista (Sinobyl) 1.52187+28−2848.4%+7.625.2%449
54.0%
243Prophet 2.0 64-bit2184+36−3555.1%−36.723.8%282
53.1%
244‑245OBender 3.2.4.22183+20−2049.9%+1.625.3%904
48.2%
244‑245ProChess 1.02AD2183+21−2148.9%+3.923.3%824
67.5%
246Chesley r323 64-bit2174+37−3748.3%+13.123.8%261
52.3%
247Kurt 0.9.2.2 64-bit2172+25−2549.3%+5.323.2%594
61.6%
248NagaSkaki 5.122167+20−2050.5%−3.828.0%917
64.8%
249Lime 662162+22−2350.2%−3.221.1%729
90.5%
250KnockOut 0.7.12143+16−1651.8%−12.826.7%1416
86.0%
251Parrot 07.07.222129+21−2149.1%+6.823.1%815
53.4%
252BikJump 2.01 64-bit2127+37−3746.2%+25.529.2%250
64.9%
253Napoleon 1.5.0 64-bit2118+27−2746.6%+25.425.1%479
76.3%
254Clarabit 1.00 32-bit2105+22−2247.6%+14.629.9%736
86.6%
255Jabba 1.0 64-bit2081+36−3645.0%+34.322.1%280
78.8%
256Soldat III 0.178 64-bit2062+29−2950.8%−6.523.0%422
60.4%
257BigLion 2.23w2057+27−2747.9%+12.921.5%508
63.0%
258Ecce 1.0 (rev. 508) 64-bit2050+30−3049.4%+6.820.0%421
74.7%
259PLP 16615712037+24−2445.9%+29.123.9%640
64.7%
260Matheus 2.32030+25−2545.1%+37.522.7%599
54.5%
261Mustang 4.972028+27−2743.9%+40.730.8%484
61.9%
262Monarch 1.72023+22−2245.9%+39.019.5%858
56.8%
263Bubble 1.52020+22−2244.5%+41.421.4%803
52.4%
264Slibo 0.5.12019+26−2645.5%+33.419.4%573
72.3%
265ChessMind 0.822008+25−2546.5%+25.717.0%600
62.0%
266Cupcake 1.1a2002+30−3045.8%+34.815.5%444
65.0%
267BibiChess 0.51994+26−2646.8%+23.025.6%555
58.3%
268BSC 3.91989+37−3745.1%+38.024.0%263
55.9%
269Schola 1.1.0 32-bit1986+27−2745.7%+31.226.0%480
76.6%
270Zeta Dva 0220 64-bit1970+33−3344.9%+41.017.7%355
51.3%
271Dabbaba 5.671969+39−3942.9%+52.221.4%248
50.3%
272Heracles 0.6.161968+24−2445.5%+33.227.8%608
56.9%
273‑274Marvin 1.3.01965+25−2544.6%+40.021.9%606
51.4%
273‑274Rival 1.181965+24−2446.8%+21.426.6%606
60.8%
275AdroitChess 0.31959+33−3343.2%+55.919.1%351
60.0%
276Monik 2.2.3 32-bit1953+31−3145.6%+31.027.1%365
73.2%
277Smash 1.0.31940+26−2640.8%+74.617.8%574
61.1%
278Micro-Max 4.8 (DM-PII)1935+24−2448.7%+11.325.1%593
54.0%
279MatMoi 7.15.0-cct 32-bit1933+25−2542.7%+55.724.5%568
88.3%
280Reger 0.091913+25−2541.0%+67.121.6%606
70.4%
281Clueless 1.41903+23−2340.4%+76.917.2%762
65.7%
282Warrior 1.0.31897+23−2443.6%+47.223.0%660
58.4%
283GChess IV 0.2.01893+26−2640.6%+70.028.3%515
68.4%
284Surprise 4.3b131883+29−3038.9%+88.219.1%446
89.4%
285Predateur 2.2 64-bit1852+41−4239.6%+78.918.1%216
68.3%
286BeRoChess 1.00 32-bit1838+37−3837.4%+97.822.9%266
96.7%
287Ziggurat 0.18 64-bit1787+41−4329.3%+160.824.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Komodo 9.1 64-bit 4CPU3332 38.5 − 33.5
+14−9=49
−3
47 − 23
+28−4=38
+34
51 − 21
+31−1=40
+4
13 − 7
+7−1=12
−51
 14 − 6
+9−1=10
−34
 15.5 − 4.5
+11−0=9
−2
15 − 5
+11−1=8
−25
16.5 − 3.5
+13−0=7
+30
 
2Stockfish 6 64-bit 4CPU331033.5 − 38.5
+9−14=49
+3
 76 − 38
+43−5=66
+51
72 − 40
+37−5=70
−19
68.5 − 33.5
+38−3=61
−17
30 − 12
+18−0=24
+6
44.5 − 15.5
+30−1=29
+10
31.5 − 10.5
+22−1=19
+6
39 − 11
+28−0=22
+24
 35 − 15
+22−2=26
−52
 
3Houdini 4 64-bit 4CPU326623 − 47
+4−28=38
−34
38 − 76
+5−43=66
−51
 32.5 − 27.5
+17−12=31
−29
29 − 11
+18−0=22
+60
27.5 − 14.5
+15−2=25
+12
50.5 − 20.5
+32−2=37
+34
30 − 14
+21−5=18
+10
25.5 − 7.5
+19−1=13
+73
8 − 2
+6−0=4
+73
34 − 13
+23−2=22
+9
 
4Fire 4 64-bit 4CPU321321 − 51
+1−31=40
−4
40 − 72
+5−37=70
+19
27.5 − 32.5
+12−17=31
+29
 19.5 − 19.5
+3−3=33
−18
34 − 28
+10−4=48
+4
42.5 − 27.5
+21−6=43
+21
25 − 17
+11−3=28
−1
31 − 21
+14−4=34
−2
5 − 4
+2−1=6
−37
19 − 13
+11−5=16
−17
 
5Gull 3 64-bit 4CPU31957 − 13
+1−7=12
+51
33.5 − 68.5
+3−38=61
+17
11 − 29
+0−18=22
−60
19.5 − 19.5
+3−3=33
+18
 14.5 − 17.5
+2−5=25
−25
22 − 18
+9−5=26
+5
 14.5 − 15.5
+5−6=19
−46
4.5 − 4.5
+1−1=7
−54
16 − 14
+9−7=14
−34
 
6Equinox 3.20 64-bit 4CPU3192 12 − 30
+0−18=24
−6
14.5 − 27.5
+2−15=25
−12
28 − 34
+4−10=48
−4
17.5 − 14.5
+5−2=25
+25
 20.5 − 21.5
+5−6=31
−21
6.5 − 4.5
+2−0=9
+9
17 − 15
+4−2=26
−17
 20.5 − 11.5
+10−1=21
+23
 
7Critter 1.6a 64-bit 4CPU31756 − 14
+1−9=10
+34
15.5 − 44.5
+1−30=29
−10
20.5 − 50.5
+2−32=37
−34
27.5 − 42.5
+6−21=43
−21
18 − 22
+5−9=26
−5
21.5 − 20.5
+6−5=31
+21
 32 − 28
+14−10=36
+4
17 − 15
+5−3=24
−1
6 − 4
+3−1=6
+27
21 − 13
+9−1=24
+26
32.5 − 22.5
+13−3=39
−12
8Rybka 4 64-bit 4CPU3160 10.5 − 31.5
+1−22=19
−6
14 − 30
+5−21=18
−10
17 − 25
+3−11=28
+1
 4.5 − 6.5
+0−2=9
−9
28 − 32
+10−14=36
−4
 15.5 − 14.5
+5−4=21
+7
 18 − 14
+11−7=14
+17
 
9Bouquet 1.8 64-bit 4CPU31584.5 − 15.5
+0−11=9
+2
11 − 39
+0−28=22
−24
7.5 − 25.5
+1−19=13
−73
21 − 31
+4−14=34
+2
15.5 − 14.5
+6−5=19
+46
15 − 17
+2−4=26
+17
15 − 17
+3−5=24
+1
14.5 − 15.5
+4−5=21
−7
 6.5 − 5.5
+3−2=7
+4
2 − 2
+0−0=4
−19
 
10Protector 1.8.0 64-bit 4CPU31445 − 15
+1−11=8
+25
 2 − 8
+0−6=4
−73
4 − 5
+1−2=6
+37
4.5 − 4.5
+1−1=7
+54
 4 − 6
+1−3=6
−27
 5.5 − 6.5
+2−3=7
−4
 5 − 7
+3−5=4
−55
 
11BlackMamba 2.0 64-bit 4CPU31393.5 − 16.5
+0−13=7
−30
15 − 35
+2−22=26
+52
13 − 34
+2−23=22
−9
13 − 19
+5−11=16
+17
14 − 16
+7−9=14
+34
11.5 − 20.5
+1−10=21
−23
13 − 21
+1−9=24
−26
14 − 18
+7−11=14
−17
2 − 2
+0−0=4
+19
7 − 5
+5−3=4
+55
  
12Strelka 5.5 64-bit3115      22.5 − 32.5
+3−13=39
+12
     
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 9.1 64-bit 4CPU3332 92.9100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 6 64-bit 4CPU33107.1 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32660.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 4 64-bit 4CPU32130.00.00.0 93.294.6100.0100.0100.0100.0100.0100.0
5Gull 3 64-bit 4CPU31950.00.00.06.8 60.198.6100.0100.099.7100.0100.0
6Equinox 3.20 64-bit 4CPU31920.00.00.05.439.9 94.099.699.799.3100.0100.0
7Critter 1.6a 64-bit 4CPU31750.00.00.00.01.46.0 97.197.295.9100.0100.0
8Rybka 4 64-bit 4CPU31600.00.00.00.00.00.42.9 56.881.397.2100.0
9Bouquet 1.8 64-bit 4CPU31580.00.00.00.00.00.32.843.2 78.695.5100.0
10Protector 1.8.0 64-bit 4CPU31440.00.00.00.00.30.74.118.721.4 60.094.4
11BlackMamba 2.0 64-bit 4CPU31390.00.00.00.00.00.00.02.84.540.0 98.5
12Strelka 5.5 64-bit31150.00.00.00.00.00.00.00.00.05.61.5 
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

590'287 games (112.87 MB)

All games with comments

590'287 games (353.68 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 4, 2015