CCRL 40/40
Downloads and Statistics
May 16, 2015
Testing summary:
Total: 581'059 games
played by 1'623 programs
80290 CPU days (X2 4600+)

White wins: 203'310 (35.0%)
Black wins: 150'668 (25.9%)
Draws: 227'081 (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 May 16, 2015 with Bayeselo based on 581'059 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 4CPU3325+25−2468.2%−109.255.3%506 
84.5%
2Stockfish 6 64-bit 4CPU3310+17−1768.6%−114.454.2%1060
100.0%
3Houdini 4 64-bit 4CPU3269+14−1361.4%−73.049.5%1722
100.0%
4Fire 4 64-bit 4CPU3213+19−1948.2%+10.462.7%735
74.7%
5Gull 2.8b 64-bit 4CPU3203+21−2152.1%−15.253.5%656
85.4%
6Equinox 3.20 64-bit 4CPU3187+22−2250.0%−0.267.0%569
83.9%
7Critter 1.6a 64-bit 4CPU3175+10−1053.3%−20.558.3%3186
96.1%
8Rybka 4 64-bit 4CPU3161+12−1255.7%−38.449.9%2113
59.9%
9Bouquet 1.8 64-bit 4CPU3159+15−1547.2%+17.459.2%1295
92.4%
10BlackMamba 2.0 64-bit 4CPU3141+18−1843.5%+39.357.0%854
86.0%
11Hannibal 1.5 64-bit 4CPU3123+28−2853.1%−18.756.7%351
52.8%
12Texel 1.05 64-bit 4CPU3121+27−2749.1%+8.052.9%401
63.9%
13Strelka 5.5 64-bit3116+9−954.6%−27.256.8%3701
85.9%
14Naum 4.6 64-bit 4CPU3104+17−1744.7%+33.154.4%999
64.2%
15Chiron 2 64-bit 4CPU3100+16−1641.2%+57.746.3%1304
79.8%
16Protector 1.7.0 64-bit 4CPU3090+19−1943.7%+39.250.9%810
54.5%
17Deep Fritz 14 64-bit 4CPU3088+17−1741.2%+55.255.9%1053
78.2%
18NirvanaChess 2.0a 64-bit 4CPU3074+30−3044.7%+36.150.1%337
60.6%
19Hiarcs 14 4CPU3070+14−1441.5%+51.751.2%1530
99.1%
20Deep Junior Yokohama 64-bit 4CPU3042+19−1943.2%+40.146.0%881
55.4%
21Senpai 1.0 64-bit 4CPU3039+24−2445.8%+23.853.3%512
68.7%
22Spike 1.4 Leiden 4CPU3033+12−1243.5%+39.746.9%2363
57.5%
23Deep Shredder 12 64-bit 4CPU3031+11−1148.4%+10.346.0%2600
98.5%
24Cheng4 0.38 64-bit 4CPU2997+28−2846.9%+16.242.9%392
79.5%
25Spark 1.0 64-bit 4CPU2983+15−1544.0%+39.145.7%1329
60.2%
26Zappa Mexico II 64-bit 4CPU2980+10−1048.7%+7.648.2%3224
65.2%
27Andscacs 0.80 64-bit2974+29−2948.3%+11.040.7%361
57.0%
28Fizbo 1.31 64-bit 4CPU2970+31−3151.7%−9.641.1%331
68.0%
29Arasan 17.5 64-bit 4CPU2960+33−3353.7%−24.645.7%282
59.6%
30Gaviota 1.0 64-bit 4CPU2954+27−2748.7%+8.845.8%415
67.3%
31Onno 1.2.70 64-bit 4CPU2946+22−2248.4%+11.346.2%621
56.1%
32Deep Sjeng c't 20102944+11−1145.3%+30.445.7%2853
61.7%
33Thinker 5.4d Inert 64-bit 4CPU2940+25−2549.0%+5.851.1%460
55.7%
34Toga II 3.0 4CPU2937+30−3048.2%+12.547.6%336
82.4%
35SmarThink 1.70 64-bit2919+21−2149.1%+6.741.0%751
55.7%
36Crafty 23.8 64-bit 4CPU2916+34−3447.8%+15.447.0%251
54.0%
37DiscoCheck 5.2 64-bit2914+20−2050.3%−2.943.9%768
54.3%
38Quazar 0.4 64-bit2913+13−1349.8%+1.543.0%1911
55.8%
39Tornado 6.0 64-bit 4CPU2910+29−2945.3%+30.341.8%376
55.0%
40Vajolet2 2.0 64-bit2907+34−3447.7%+13.147.7%256
53.1%
41MinkoChess 1.3 64-bit 4CPU2906+25−2548.5%+7.845.0%489
56.1%
42Bright 0.4a 4CPU2903+15−1549.4%+5.340.5%1475
58.4%
43Booot 5.2.0 64-bit2901+16−1648.5%+10.842.8%1331
52.6%
44Deuterium 14.3.34.130 64-bit2900+20−2050.1%−1.046.0%770
68.6%
45‑46Scorpio 2.7.6 64-bit 4CPU2891+28−2848.6%+9.645.0%380
50.3%
45‑46iCE 2.0 64-bit2891+20−2051.7%−12.841.5%784
72.4%
47EXchess 7.18b 64-bit 4CPU2878+35−3546.7%+20.337.9%256
62.8%
48Bobcat 6.4b 64-bit 4CPU2870+34−3447.4%+17.846.9%254
71.9%
49Nemo 1.0.1 64-bit2858+15−1549.6%+1.743.3%1421
59.8%
50Loop M1-T 64-bit 4CPU2856+12−1243.2%+42.845.2%2447
85.7%
51‑52DisasterArea 1.54 64-bit2840+26−2649.0%+7.142.5%471
50.4%
51‑52Octochess r5190 64-bit 4CPU2840+28−2843.6%+38.643.6%390
51.5%
53‑54BugChess2 1.9 64-bit 4CPU2839+29−2945.7%+24.537.9%388
50.0%
53‑54Rodent 1.7 64-bit2839+28−2851.4%−10.344.2%403
56.5%
55Pedone 1.1 64-bit 4CPU2835+34−3362.0%−86.138.0%300
52.0%
56Jonny 4.00 4CPU2834+30−3044.5%+30.336.1%363
50.7%
57Atlas 3.80 64-bit2833+29−2951.6%−10.143.6%369
56.5%
58Murka 3 64-bit2831+16−1650.0%−0.142.4%1220
73.7%
59GNU Chess 5.60 64-bit2821+26−2650.5%−7.540.8%475
69.6%
60Dirty 10Apr2015 64-bit2810+34−3545.4%+29.738.9%270
91.9%
61Frenzee 3.5.19 64-bit2782+18−1849.9%+1.434.4%1070
68.1%
62Naraku 1.42776+19−1949.6%+2.224.3%954
71.4%
63Rhetoric 1.4.1 64-bit2768+22−2251.8%−13.038.4%677
54.6%
64Twisted Logic 20100131x 64-bit2766+21−2151.5%−13.034.7%784
66.5%
65Bison 9.11 64-bit2759+20−2049.3%+4.534.5%831
64.5%
66Ktulu 92755+13−1345.9%+26.238.7%1906
59.7%
67Alfil 13.1 64-bit 4CPU2750+34−3542.9%+39.536.2%282
60.1%
68Chronos 1.9.9 64-bit2745+15−1550.2%−1.338.5%1422
85.4%
69Godel 3.4.9 64-bit2732+18−1850.0%−0.235.2%1070
62.6%
70Delfi 5.4 2CPU2728+19−1940.4%+67.035.7%1017
61.7%
71Chessmaster 11 2CPU2722+35−3547.5%+15.939.4%259
65.2%
72Hakkapeliitta 2.0 64-bit2713+28−2844.1%+39.534.6%437
64.8%
73ProDeo 1.862705+30−3049.0%+4.336.9%360
52.2%
74Chess Tiger 2007.12704+10−1045.3%+30.842.5%3273
99.5%
75Daydreamer 1.75 64-bit2677+18−1847.3%+18.840.6%1031
53.2%
76Cheese 1.7 64-bit2676+30−3055.9%−41.140.1%354
52.0%
77Tucano 5.00 64-bit2675+23−2348.4%+8.040.8%610
70.6%
78Movei 00.8.438 (10 10 10)2668+11−1147.2%+15.837.7%2646
52.8%
79RedQueen 1.1.3 64-bit2666+31−3146.7%+21.231.1%350
62.8%
80Alaric 7072661+12−1249.1%+5.934.4%2596
60.3%
81‑82Pawny 1.0 64-bit2658+17−1748.4%+9.438.0%1120
50.4%
81‑82Pharaon 3.5.1 4CPU2658+31−3235.7%+92.536.3%347
56.6%
83The Baron 2.23 64-bit2655+23−2350.1%−2.633.4%605
58.7%
84‑85Cyrano 0.6b17 64-bit2651+28−2848.9%+5.935.8%416
49.3%
84‑85Djinn 1.010 64-bit2651+30−3049.3%+6.234.5%371
52.1%
86Philou 3.7.1 64-bit2650+16−1649.7%+1.436.4%1279
55.6%
87E.T. Chess 13.01.082648+14−1449.2%+5.137.0%1730
74.6%
88Colossus 2008b2642+13−1348.7%+8.838.0%2068
64.5%
89Slow Chess Blitz WV2.12639+12−1248.2%+12.236.9%2515
53.3%
90Sjakk 2.2 64-bit2638+26−2652.3%−17.240.9%477
71.0%
91‑92Gandalf 62630+12−1246.2%+25.535.7%2628
50.5%
91‑92Rotor 0.7a2630+26−2650.1%−2.433.3%490
52.0%
93WildCat 82629+14−1449.0%+5.535.2%1806
56.6%
94‑95Hamsters 0.72626+27−2749.6%+2.938.5%421
51.1%
94‑95Ruffian 2.1.02626+14−1446.9%+21.737.3%1787
79.1%
96Nebula 2.0 64-bit2616+18−1850.2%−1.133.3%1014
64.7%
97Sloppy 0.2.2 64-bit2611+21−2149.6%+2.230.8%754
67.1%
98NoraGrace 2.0 64-bit2602+31−3157.9%−59.124.9%374
54.5%
99Rodin 7.02600+22−2249.9%+0.232.8%704
56.1%
100Aristarch 4.502598+12−1247.5%+17.932.0%2367
60.0%
101Petir 4.392595+23−2349.4%+1.237.3%638
50.9%
102Glass 2.0 64-bit2594+18−1849.9%+1.635.3%1040
62.0%
103‑104N2 0.4 64-bit2590+17−1750.5%−3.535.1%1123
51.0%
103‑104Pseudo 0.7c2590+13−1350.4%−2.837.4%1851
56.9%
105‑106Amyan 1.722589+13−1350.9%−6.531.0%2081
49.3%
105‑106CuckooChess 1.12 32-bit2589+27−2747.8%+15.830.4%481
66.2%
107GreKo 12.1 64-bit2580+32−3252.4%−18.331.7%334
59.0%
108GarboChess 3.0 64-bit2576+20−2050.8%−4.530.9%868
56.2%
109Capivara LK 0.09b02f 64-bit2573+28−2850.3%−2.533.1%435
57.6%
110Jellyfish 1.02569+25−2550.8%−6.937.6%516
56.7%
111Brutus 8.05 64-bit2566+33−3346.2%+23.134.8%299
60.2%
112DanaSah 5.072561+18−1950.2%−3.337.7%951
51.0%
113‑115Arminius 2013-08-10 64-bit2560+31−3247.3%+19.627.0%352
50.2%
113‑115Francesca MAD 0.192560+17−1747.1%+20.433.0%1185
51.5%
113‑115SOS 5.12560+14−1447.9%+12.134.2%1795
64.6%
116Anaconda 2.0.12554+27−2747.9%+12.035.2%458
78.3%
117‑118AnMon 5.662540+23−2350.3%−2.131.0%658
49.5%
117‑118Ufim 8.022540+13−1349.3%+3.431.0%2046
64.4%
119Phalanx XXIV2534+30−3052.3%−18.127.9%376
51.6%
120nanoSzachy 4.0 64-bit2533+21−2148.1%+12.731.9%775
88.6%
121Hermann 2.8 64-bit2515+21−2148.4%+11.526.9%813
59.5%
122Nimzo 82511+28−2845.5%+33.232.2%453
61.0%
123Little Goliath Evolution 3.122506+18−1846.5%+23.833.5%1015
66.8%
124Tao 5.62501+17−1749.6%+2.627.1%1194
51.4%
125Delphil 3.2 64-bit2500+29−2950.9%−5.033.7%406
54.7%
126LittleThought 1.052 64-bit2498+20−2049.3%+3.624.7%863
68.4%
127Pupsi2 0.092491+21−2149.7%+1.329.4%755
65.6%
128Yace 0.99.872485+19−1950.0%+0.128.1%1007
56.5%
129‑130Pepito 1.59 64-bit2482+27−2749.6%−0.936.2%461
48.5%
129‑130Xpdnt 0910072482+16−1649.3%+4.932.0%1355
56.1%
131Matacz 1.32480+29−2947.4%+17.633.0%382
51.0%
132SpiderChess 0706032479+23−2350.1%+2.439.6%604
55.0%
133‑135Anatoli 0.35k2478+17−1750.3%−4.031.8%1256
49.5%
133‑135BBChess 1.3b2478+25−2551.0%−6.638.1%525
48.5%
133‑135Cerebro 3.03d2478+19−1949.7%+0.530.0%1000
53.3%
136JikChess 0.01 64-bit2477+30−3149.0%+3.824.9%381
50.4%
137‑139Ghost 2.0.2 64-bit2476+30−3049.6%+2.728.7%394
51.2%
137‑139Green Light Chess 3.01.2.22476+38−3945.3%+31.132.9%225
49.3%
137‑139Trace 1.362476+22−2148.8%+8.526.5%765
52.6%
140Quark 2.352475+20−2049.0%+6.329.5%821
58.8%
141Bruja 1.9.1 64-bit2472+22−2248.9%+8.025.9%723
61.9%
142Counter 1.22467+17−1748.3%+12.138.2%1119
86.4%
143Dorky 4.3 64-bit2448+31−3149.7%+0.530.4%362
57.7%
144Eeyore 1.52 64-bit2444+22−2249.4%+3.026.9%718
58.9%
145Hussar 0.42441+19−1948.4%+10.629.1%1017
57.2%
146Typhoon 1.00-3482437+37−3748.4%+11.127.8%255
54.8%
147Snitch 1.6.2 64-bit2434+34−3447.1%+19.526.9%312
54.0%
148‑149Abrok 5.02431+27−2748.9%+7.829.0%476
50.3%
148‑149Carballo 1.22431+34−3457.8%−53.228.6%301
51.6%
150Betsabe II 1.472430+25−2550.8%−3.726.3%558
53.4%
151PostModernist 10162429+24−2447.9%+13.428.4%585
56.3%
152Homer 2.012426+20−2149.1%+5.932.6%803
55.3%
153Gaia 3.5 64-bit2423+38−3851.2%−11.725.6%258
65.3%
154‑157Ares 1.005 64-bit2414+24−2448.7%+10.334.7%600
50.7%
154‑157K2 0.712414+30−3053.1%−22.127.8%385
49.5%
154‑157KnightDreamer 3.32414+37−3748.8%+10.832.5%243
50.9%
154‑157Muse 0.899b2414+22−2247.6%+18.027.0%730
59.4%
158Kiwi 0.6d 32-bit2410+20−2046.4%+23.527.1%861
60.6%
159‑161Diablo 0.5.12406+19−1949.5%+4.431.6%924
51.1%
159‑161Queen 4.032406+20−2048.9%+5.834.5%860
51.3%
159‑161Shallow r688 64-bit2406+21−2150.8%−8.530.3%816
54.2%
162Dragon 4.62404+19−1946.2%+25.834.3%890
54.7%
163RomiChess P3k 32-bit2402+19−1949.2%+5.733.0%906
61.2%
164Amy 0.87b2398+26−2650.0%+2.625.6%527
52.2%
165Comet B682397+24−2447.2%+19.125.5%644
57.1%
166‑167Simplex 0.9.8 64-bit2393+26−2651.1%−8.521.1%525
50.5%
166‑167Waxman 20142393+27−2748.7%+9.430.9%460
54.1%
168pikoSzachy 3.42391+35−3548.6%+10.024.1%295
50.7%
169Tigran 2.4n 64-bit2390+22−2249.6%+2.631.1%704
52.4%
170Patzer 3.802389+26−2649.3%+6.125.4%516
54.8%
171Ifrit m1.8 64-bit2387+23−2348.8%+11.829.2%661
55.0%
172Maverick 0.60 64-bit2385+33−3349.3%+4.628.3%307
50.9%
173Gosu 0.162384+21−2147.6%+17.326.7%794
52.2%
174Sorgenkind 0.42383+15−1551.7%−10.128.2%1559
53.2%
175‑176Amateur 2.822382+21−2247.0%+21.725.0%787
49.9%
175‑176Horizon 4.42382+18−1849.2%+5.026.3%1103
58.3%
177Sage 3.532380+18−1850.0%+0.327.9%1063
51.9%
178Alex 2.14a 64-bit2379+22−2250.6%−2.528.5%713
53.1%
179Jazz 721 64-bit2378+22−2249.5%+2.527.6%729
55.0%
180Thor's Hammer 2.28 32-bit2376+28−2849.6%+3.828.7%446
53.5%
181OliThink 5.3.2 64-bit2374+22−2249.4%+5.225.5%725
65.1%
182TJchess 1.1 32-bit2366+36−3647.4%+21.227.5%265
54.0%
183Tytan 9.32363+24−2450.7%−5.025.9%633
62.3%
184Myrddin 0.87 64-bit2357+30−3046.7%+22.828.6%377
63.3%
185Donna 1.0 64-bit2350+31−3145.8%+30.627.7%354
51.3%
186Plisk 0.2.7d 32-bit2349+22−2250.9%−7.925.3%719
56.8%
187Flux 2.2.12346+22−2249.9%+1.430.7%672
56.2%
188Arion 1.72344+21−2151.8%−15.527.7%842
62.0%
189WChess 1.062338+32−3347.3%+15.933.0%315
52.0%
190CyberPagno 2.2 64-bit2336+29−2952.3%−15.623.2%435
66.6%
191Amundsen 0.802329+20−2147.5%+17.829.9%825
50.9%
192Aice 0.99.22328+21−2147.2%+20.526.3%787
53.1%
193EveAnn 1.712327+35−3547.5%+17.532.9%280
51.8%
194Asterisk 0.62326+20−2148.9%+6.727.2%837
57.4%
195Nemeton 1.12322+32−3245.1%+33.529.8%325
57.0%
196Bagatur 1.3a 64-bit2319+20−2052.8%−23.227.6%899
55.0%
197‑198Averno 0.812317+24−2449.2%+4.327.5%586
47.9%
197‑198KnightX 1.922317+23−2449.7%+1.727.6%641
52.9%
199Butcher 1.61 64-bit2316+34−3444.7%+40.824.9%301
52.4%
200Gibbon 2.60a 64-bit2315+25−2548.9%+5.930.6%565
61.7%
201‑202ECE 12.012310+22−2248.5%+9.224.6%752
49.6%
201‑202Sungorus 1.4 64-bit2310+31−3147.8%+15.524.1%378
52.0%
203Mediocre 0.42309+34−3450.8%−7.324.3%305
54.8%
204Popochin 2.92306+31−3147.4%+21.930.4%372
57.7%
205Zeus 1.272301+31−3251.1%−12.724.3%378
51.7%
206Natwarlal 0.142300+21−2148.4%+12.324.2%827
61.7%
207‑208Ant 2006-F2296+25−2448.5%+8.223.8%617
49.2%
207‑208Chezzz 1.0.32296+24−2449.8%−0.725.6%617
51.4%
209Joker 1.1.142295+22−2250.6%−4.627.8%730
70.2%
210Anechka 0.082287+20−2046.6%+26.426.2%920
58.7%
211Matilde 2008 64-bit2283+35−3548.6%+10.627.6%279
51.8%
212Chaturanga 2.4.32282+25−2550.3%−2.727.1%569
50.7%
213AliChess 4.252281+23−2349.9%−0.324.4%679
73.0%
214‑215FireFly 2.7.0 64-bit2271+22−2248.0%+12.730.0%687
51.9%
214‑215Orion 0.2 64-bit2271+24−2449.1%+5.627.3%629
73.6%
216Chispa 4.0.32260+21−2149.4%+4.227.5%800
59.7%
217Fischerle 0.9.60 64-bit2255+29−2947.1%+22.723.9%418
68.7%
218RattateChess 1.0 Nosferatu2246+22−2249.2%+8.028.2%692
56.8%
219Mango Paola Ajedrez 4.12243+22−2247.8%+16.326.0%699
52.7%
220‑221Ayito 0.2.9942242+24−2448.3%+10.822.6%624
50.7%
220‑221Beowulf 2.4a 64-bit2242+22−2252.4%−18.924.8%745
55.8%
222Absolute Zero 2.4.0.0 64-bit2239+24−2449.4%+4.224.8%625
52.5%
223Protej 0.5.8c2238+27−2845.2%+34.723.1%472
54.9%
224MadChess 1.4 64-bit2236+22−2247.1%+19.927.7%722
53.9%
225Buzz 0.08 64-bit2234+37−3749.0%+6.423.8%261
50.9%
226Lozza 1.14a 64-bit2233+32−3244.0%+45.328.0%343
52.6%
227Atak 6.82232+20−2047.4%+19.022.9%888
51.8%
228Exacto 0.e 64-bit2231+23−2348.3%+12.333.5%659
52.5%
229Feuerstein 0.4.6.12230+19−1949.1%+6.428.5%944
67.6%
230Dolphin 1.02224+22−2250.3%−5.425.1%724
56.9%
231KMTChess 1.2.1 64-bit2221+26−2649.5%+2.423.4%548
52.8%
232ChessAlex 2.0r42219+24−2449.1%+3.429.7%607
57.4%
233Bearded N44.22215+36−3651.1%−7.325.4%268
56.1%
234Uralochka 1.1b2212+20−2049.6%+2.426.1%889
60.7%
235ChessKISS 1.7 64-bit2208+22−2249.3%+0.629.5%750
54.6%
236Adam 3.32206+21−2150.5%−4.622.2%807
59.4%
237ZCT 0.3.24512201+27−2749.4%+4.425.5%478
57.8%
238Neurosis 2.52198+17−1749.1%+7.028.6%1218
67.2%
239BlackBishop 1.02193+19−1848.9%+7.927.3%1034
57.8%
240Latista (Sinobyl) 1.52189+28−2949.1%+3.425.2%441
53.3%
241Alf 1.092188+24−2449.3%+1.530.9%618
52.6%
242NG-Play 9.85 64-bit2186+34−3449.2%+6.428.5%298
55.8%
243‑245OBender 3.2.4.22183+20−2049.9%+2.125.3%904
51.2%
243‑245ProChess 1.02AD2183+21−2148.9%+3.223.3%824
50.2%
243‑245Prophet 2.0 64-bit2183+36−3655.8%−42.023.4%274
65.0%
246Chesley r323 64-bit2173+37−3748.3%+13.323.8%261
50.8%
247Kurt 0.9.2.2 64-bit2172+25−2549.3%+5.423.2%594
60.6%
248NagaSkaki 5.122168+20−2050.5%−4.428.0%917
64.7%
249Lime 662162+23−2350.2%−2.721.1%729
90.7%
250KnockOut 0.7.12144+16−1651.8%−13.426.7%1416
86.1%
251Parrot 07.07.222129+21−2149.1%+7.123.1%815
55.3%
252BikJump 2.01 64-bit2126+37−3746.2%+25.829.2%250
64.6%
253Napoleon 1.5.0 64-bit2118+27−2746.6%+24.825.1%479
74.5%
254Clarabit 1.00 32-bit2106+22−2247.6%+13.929.9%736
87.4%
255Jabba 1.0 64-bit2081+36−3645.0%+34.022.1%280
78.6%
256Soldat III 0.178 64-bit2062+29−2950.8%−6.623.0%422
59.9%
257BigLion 2.23w2057+27−2747.9%+13.121.5%508
63.5%
258Ecce 1.0 (rev. 508) 64-bit2050+30−3049.4%+6.620.0%421
74.0%
259PLP 16615712037+24−2445.9%+29.423.9%640
64.3%
260Matheus 2.32030+25−2545.1%+38.022.7%599
54.8%
261Mustang 4.972028+27−2743.9%+41.030.8%484
61.9%
262Monarch 1.72023+22−2245.9%+39.519.5%858
57.2%
263Bubble 1.52020+22−2244.5%+41.721.4%803
52.2%
264Slibo 0.5.12019+26−2645.5%+33.819.4%573
72.3%
265ChessMind 0.822008+25−2546.5%+26.117.0%600
62.9%
266Cupcake 1.1a2001+30−3045.8%+35.615.5%444
64.3%
267BibiChess 0.51994+26−2646.8%+23.225.6%555
58.2%
268BSC 3.91989+37−3745.1%+38.324.0%263
55.8%
269Schola 1.1.0 32-bit1986+27−2745.7%+31.626.0%480
77.0%
270Zeta Dva 0220 64-bit1970+33−3344.9%+40.917.7%355
51.0%
271‑272Dabbaba 5.671969+39−3942.9%+52.521.4%248
50.3%
271‑272Heracles 0.6.161969+24−2445.5%+32.527.8%608
56.7%
273Marvin 1.3.01966+25−2544.6%+39.621.9%606
51.6%
274Rival 1.181965+24−2446.8%+21.726.6%606
60.9%
275AdroitChess 0.31959+33−3443.2%+56.219.1%351
59.9%
276Monik 2.2.3 32-bit1953+31−3145.6%+31.227.1%365
73.0%
277Smash 1.0.31941+26−2640.8%+74.117.8%574
61.3%
278Micro-Max 4.8 (DM-PII)1936+24−2448.7%+10.825.1%593
54.0%
279MatMoi 7.15.0-cct 32-bit1934+25−2542.7%+54.924.5%568
88.3%
280Reger 0.091913+25−2541.0%+67.421.6%606
70.3%
281Clueless 1.41904+23−2340.4%+76.317.2%762
65.9%
282Warrior 1.0.31897+24−2443.6%+47.623.0%660
58.4%
283GChess IV 0.2.01893+26−2640.6%+70.228.3%515
68.3%
284Surprise 4.3b131884+29−3038.9%+87.519.1%446
89.4%
285Predateur 2.2 64-bit1852+41−4239.6%+79.418.1%216
68.4%
286BeRoChess 1.00 32-bit1838+37−3837.4%+97.922.9%266
96.7%
287Ziggurat 0.18 64-bit1787+41−4329.3%+160.924.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Komodo 9 64-bit 4CPU3325 44.5 − 37.5
+16−9=57
+6
53.5 − 28.5
+30−5=47
+31
56.5 − 25.5
+35−4=43
−2
37 − 13
+24−0=26
+21
 22 − 8
+14−0=16
−11
 21 − 9
+13−1=16
−49
   
2Stockfish 6 64-bit 4CPU331037.5 − 44.5
+9−16=57
−6
 70 − 34
+39−3=62
+56
64 − 38
+31−5=66
−29
18.5 − 13.5
+8−3=21
−63
23 − 9
+14−0=18
+4
36.5 − 13.5
+23−0=27
−2
25 − 7
+19−1=12
+38
39 − 11
+28−0=22
+25
35 − 15
+22−2=26
−50
 37.5 − 12.5
+26−1=23
−32
3Houdini 4 64-bit 4CPU326928.5 − 53.5
+5−30=47
−31
34 − 70
+3−39=62
−56
 28.5 − 21.5
+16−9=25
−16
20 − 14
+13−7=14
−9
21 − 11
+11−1=20
+4
44.5 − 16.5
+30−2=29
+46
23 − 11
+16−4=14
+5
25.5 − 7.5
+19−1=13
+71
34 − 13
+23−2=22
+8
  
4Fire 4 64-bit 4CPU321325.5 − 56.5
+4−35=43
+2
38 − 64
+5−31=66
+29
21.5 − 28.5
+9−16=25
+16
 16 − 16
+4−4=24
−8
29 − 23
+9−3=40
+4
37 − 23
+19−5=36
+27
19 − 13
+9−3=20
0
31 − 21
+14−4=34
−1
19 − 13
+11−5=16
−15
15 − 9
+7−1=16
−23
3 − 1
+2−0=2
+50
5Gull 2.8b 64-bit 4CPU320313 − 37
+0−24=26
−21
13.5 − 18.5
+3−8=21
+63
14 − 20
+7−13=14
+9
16 − 16
+4−4=24
+8
  18.5 − 15.5
+9−6=19
−2
 1 − 1
+0−0=2
−44
21.5 − 12.5
+13−4=17
+15
  
6Equinox 3.20 64-bit 4CPU3187 9 − 23
+0−14=18
−4
11 − 21
+1−11=20
−4
23 − 29
+3−9=40
−4
  15 − 17
+3−5=24
−25
0.5 − 0.5
+0−0=1
−56
17 − 15
+4−2=26
−11
20.5 − 11.5
+10−1=21
+30
  
7Critter 1.6a 64-bit 4CPU31758 − 22
+0−14=16
+11
13.5 − 36.5
+0−23=27
+2
16.5 − 44.5
+2−30=29
−46
23 − 37
+5−19=36
−27
15.5 − 18.5
+6−9=19
+2
17 − 15
+5−3=24
+25
 24.5 − 25.5
+9−10=31
−19
17 − 15
+5−3=24
0
21 − 13
+9−1=24
+28
  
8Rybka 4 64-bit 4CPU3161 7 − 25
+1−19=12
−38
11 − 23
+4−16=14
−5
13 − 19
+3−9=20
0
 0.5 − 0.5
+0−0=1
+56
25.5 − 24.5
+10−9=31
+19
 15.5 − 14.5
+5−4=21
+7
18 − 14
+11−7=14
+18
  
9Bouquet 1.8 64-bit 4CPU31599 − 21
+1−13=16
+49
11 − 39
+0−28=22
−25
7.5 − 25.5
+1−19=13
−71
21 − 31
+4−14=34
+1
1 − 1
+0−0=2
+44
15 − 17
+2−4=26
+11
15 − 17
+3−5=24
0
14.5 − 15.5
+4−5=21
−7
 1 − 1
+0−0=2
−18
  
10BlackMamba 2.0 64-bit 4CPU3141 15 − 35
+2−22=26
+50
13 − 34
+2−23=22
−8
13 − 19
+5−11=16
+15
12.5 − 21.5
+4−13=17
−15
11.5 − 20.5
+1−10=21
−30
13 − 21
+1−9=24
−28
14 − 18
+7−11=14
−18
1 − 1
+0−0=2
+18
 10 − 10
+4−4=12
−18
10 − 10
+4−4=12
−20
11Hannibal 1.5 64-bit 4CPU3123   9 − 15
+1−7=16
+23
     10 − 10
+4−4=12
+18
 6.5 − 5.5
+5−4=3
+29
12Texel 1.05 64-bit 4CPU3121 12.5 − 37.5
+1−26=23
+32
 1 − 3
+0−2=2
−50
     10 − 10
+4−4=12
+20
5.5 − 6.5
+4−5=3
−29
 
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 4CPU3325 84.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 6 64-bit 4CPU331015.5 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32690.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 4 64-bit 4CPU32130.00.00.0 74.796.5100.0100.0100.0100.0100.0100.0
5Gull 2.8b 64-bit 4CPU32030.00.00.025.3 85.499.2100.0100.0100.0100.0100.0
6Equinox 3.20 64-bit 4CPU31870.00.00.03.514.6 83.997.798.599.9100.0100.0
7Critter 1.6a 64-bit 4CPU31750.00.00.00.00.816.1 96.196.899.9100.0100.0
8Rybka 4 64-bit 4CPU31610.00.00.00.00.02.33.9 59.995.799.199.4
9Bouquet 1.8 64-bit 4CPU31590.00.00.00.00.01.53.240.1 92.498.498.9
10BlackMamba 2.0 64-bit 4CPU31410.00.00.00.00.00.10.14.37.6 86.088.5
11Hannibal 1.5 64-bit 4CPU31230.00.00.00.00.00.00.00.91.614.0 52.8
12Texel 1.05 64-bit 4CPU31210.00.00.00.00.00.00.00.61.111.547.2 
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

581'059 games (111.20 MB)

All games with comments

581'059 games (348.25 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on May 16, 2015