CCRL 40/40
Downloads and Statistics
July 19, 2014
Testing summary:
Total: 526'090 games
played by 1'504 programs
72277 CPU days (X2 4600+)

White wins: 185'200 (35.2%)
Black wins: 136'508 (25.9%)
Draws: 204'382 (38.8%)
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 July 19, 2014 with Bayeselo based on 526'090 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 5 64-bit 4CPU3290+19−1969.8%−123.251.1%872 
85.8%
2Houdini 4 64-bit 4CPU3277+17−1765.4%−98.748.1%1146
99.4%
3Komodo 7a 64-bit 4CPU3247+18−1860.3%−62.959.1%868
99.8%
4Gull 2.8b 64-bit 4CPU3199+28−2857.8%−50.450.0%396
94.6%
5Critter 1.6a 64-bit 4CPU3175+11−1154.0%−24.759.1%2596
82.8%
6Fire 3.0 64-bit 4CPU3164+20−2047.6%+12.657.4%688
60.1%
7Rybka 4.1 64-bit 4CPU3161+10−1052.4%−15.156.1%3044
83.0%
8BlackMamba 2.0 64-bit 4CPU3142+35−3638.3%+70.451.9%235
89.8%
9Strelka 5.5 64-bit3117+10−1055.8%−35.257.3%3194
95.0%
10Hannibal 1.4b 64-bit 4CPU3098+18−1839.8%+62.853.1%894
54.8%
11Chiron 2 64-bit 4CPU3096+24−2435.1%+96.643.3%557
78.1%
12Texel 1.04 64-bit 4CPU3080+33−3341.3%+58.643.7%293
60.3%
13‑14Deep Fritz 14 64-bit 4CPU3075+22−2339.7%+63.154.9%570
49.6%
13‑14Naum 4.2 64-bit 4CPU3075+10−1044.5%+34.248.1%3188
66.5%
15‑16Hiarcs 14 4CPU3071+15−1540.6%+57.651.0%1300
50.6%
15‑16Protector 1.5.0 64-bit 4CPU3071+19−1940.5%+60.147.0%861
97.4%
17Deep Junior Yokohama 64-bit 4CPU3042+23−2343.3%+39.644.2%622
60.1%
18Senpai 1.0 64-bit 4CPU3036+34−3449.6%+1.451.6%244
52.2%
19Spike 1.4 Leiden 4CPU3035+12−1243.2%+42.346.9%2067
70.8%
20Deep Shredder 12 64-bit 4CPU3030+11−1248.5%+10.145.6%2536
100.0%
21Zappa Mexico II 64-bit 4CPU2982+10−1048.9%+6.348.2%3162
72.9%
22Spark 1.0 64-bit 4CPU2976+16−1641.1%+58.046.5%1187
99.8%
23‑24Deep Sjeng c't 20102946+11−1145.3%+29.945.8%2775
48.9%
23‑24Onno 1.2.70 64-bit 4CPU2946+22−2248.4%+10.946.2%621
62.8%
25Thinker 5.4d Inert 64-bit 4CPU2940+25−2549.2%+4.350.9%462
56.2%
26Toga II 3.0 4CPU2937+32−3247.5%+17.047.7%300
77.2%
27Crafty 23.8 64-bit 4CPU2920+34−3447.8%+14.847.0%251
58.4%
28DiscoCheck 5.2 64-bit2915+22−2251.2%−8.743.5%655
55.4%
29MinkoChess 1.3 64-bit 4CPU2913+28−2850.5%−6.945.5%389
50.3%
30‑31Cheng4 0.36c 64-bit 4CPU2912+37−3749.5%+2.848.2%220
49.9%
30‑31Quazar 0.4 64-bit2912+14−1449.8%+2.942.5%1600
64.6%
32Tornado 4.88 64-bit 4CPU2906+29−2950.5%−5.042.5%372
54.4%
33Bright 0.4a 4CPU2904+15−1549.7%+2.840.5%1431
52.6%
34Booot 5.2.0 64-bit2903+19−1947.6%+17.441.3%847
61.4%
35Scorpio 2.7.6 64-bit 4CPU2897+35−3550.4%−1.943.1%246
73.4%
36EXchess 7.18b 64-bit 4CPU2882+35−3546.7%+20.437.9%256
67.3%
37Gaviota 0.86 64-bit 4CPU2872+28−2857.7%−55.934.3%434
51.8%
38Arasan 16.3 64-bit 4CPU2871+36−3649.0%+4.741.9%246
56.9%
39Deuterium 14.2.33.276 64-bit2866+36−3650.4%−2.336.2%260
62.3%
40Nemo 1.0.1 64-bit2860+16−1650.2%−3.343.4%1244
65.0%
41Loop M1-T 64-bit 4CPU2855+12−1243.2%+43.645.2%2447
62.8%
42Octochess r5190 64-bit 4CPU2849+33−3346.5%+22.441.7%288
52.0%
43Vajolet2 1.28 64-bit2848+27−2758.9%−56.045.8%417
52.4%
44SmarThink 1.60 64-bit2847+35−3547.4%+17.542.1%254
66.6%
45BugChess2 1.9 64-bit 4CPU2836+30−3146.8%+15.037.6%364
57.8%
46Murka 3 64-bit2832+20−2051.8%−11.142.0%773
55.2%
47NirvanaChess 1.6 64-bit2830+29−2948.5%+10.243.3%379
51.5%
48Jonny 4.00 4CPU2829+31−3145.2%+23.034.1%355
97.3%
49Rodent 1.4 64-bit2786+28−2853.7%−24.336.5%414
60.8%
50Frenzee 3.5.19 64-bit2781+20−2049.3%+5.134.8%844
62.5%
51GNU Chess 5.50 64-bit2777+21−2250.2%−1.938.9%689
55.5%
52‑54Dirty 20Apr2013 64-bit2774+21−2047.8%+15.136.9%777
50.3%
52‑54Fizbo 1.1 64-bit2774+30−3055.4%−37.240.1%354
51.3%
52‑54Naraku 1.42774+22−2249.1%+5.424.2%714
54.7%
55Andscacs 0.64 64-bit2771+34−3542.9%+47.735.6%275
56.1%
56Twisted Logic 20100131x 64-bit2768+21−2152.0%−15.934.7%737
60.3%
57Alfil 13.1 64-bit 4CPU2762+40−4044.3%+25.934.0%212
57.1%
58Bison 9.11 64-bit2757+24−2448.9%+6.534.6%595
56.4%
59Ktulu 92755+14−1445.8%+27.038.9%1830
84.9%
60Chronos 1.9.9 64-bit2743+17−1750.8%−4.438.6%1120
89.1%
61‑62Bobcat 3.25 64-bit2727+19−1950.6%−3.639.4%864
50.6%
61‑62Delfi 5.4 2CPU2727+18−1940.4%+67.235.7%1017
52.0%
63Godel 3.4.9 64-bit2726+27−2749.7%+2.936.9%455
57.4%
64Chessmaster 11 2CPU2722+35−3547.5%+15.939.4%259
70.3%
65Rhetoric 1.4 64-bit2708+36−3644.3%+38.041.5%246
57.5%
66Chess Tiger 2007.12705+10−1045.3%+30.342.4%3205
53.3%
67ProDeo 1.862703+32−3250.8%−7.036.9%312
52.2%
68iCE 1.0 64-bit2702+19−1951.5%−11.238.9%950
80.9%
69Atlas 3.60 64-bit2689+23−2349.6%+2.436.7%605
68.2%
70Daydreamer 1.75 64-bit2682+20−2048.5%+11.240.1%781
70.9%
71Tucano 4.00 64-bit2671+29−2953.2%−21.833.4%392
55.5%
72‑73Movei 00.8.438 (10 10 10)2669+12−1247.4%+15.337.7%2562
51.2%
72‑73RedQueen 1.1.97 64-bit2669+27−2747.2%+17.530.6%474
68.5%
74Pawny 1.0 64-bit2660+21−2149.5%+2.636.7%716
53.9%
75Alaric 7072659+12−1248.9%+7.634.2%2483
56.6%
76Djinn 1.021 64-bit2656+30−3050.1%−1.933.8%364
58.2%
77Cyrano 0.6b17 64-bit2651+39−3947.0%+17.433.5%218
53.6%
78E.T. Chess 13.01.082649+14−1449.3%+4.237.1%1646
53.0%
79Pharaon 3.5.1 4CPU2648+34−3435.0%+97.336.4%297
52.6%
80Philou 3.7.1 64-bit2646+17−1749.5%+3.536.2%1154
52.5%
81The Baron 2.23 64-bit2645+26−2649.3%+3.534.1%469
59.5%
82Colossus 2008b2642+13−1348.7%+8.337.9%2066
64.7%
83Slow Chess Blitz WV2.12639+12−1248.1%+12.136.7%2461
87.0%
84‑85Gandalf 62629+12−1146.2%+26.135.7%2628
52.0%
84‑85Rotor 0.7a2629+27−2750.3%−4.032.4%472
52.8%
86WildCat 82628+14−1448.9%+5.935.2%1752
58.8%
87Ruffian 2.1.02625+14−1446.9%+22.337.3%1787
58.1%
88Hamsters 0.72622+30−3048.2%+12.337.4%353
51.4%
89Rodin 7.02621+33−3353.3%−19.934.4%305
63.8%
90Nebula 2.0 64-bit2614+22−2248.1%+12.533.5%677
60.1%
91Sloppy 0.2.2 64-bit2610+21−2149.6%+2.530.8%754
76.8%
92Glass 2.0 64-bit2599+20−2050.9%−6.035.9%792
55.3%
93Aristarch 4.502597+12−1247.5%+18.632.0%2313
59.5%
94Petir 4.392594+23−2349.4%+1.637.3%638
61.0%
95Pseudo 0.7c2590+14−1450.6%−3.937.6%1754
54.4%
96CuckooChess 1.12 32-bit2589+27−2747.8%+15.630.4%481
52.0%
97Amyan 1.722588+13−1351.0%−6.631.0%1989
62.0%
98N2 0.4 64-bit2584+18−1849.8%+1.134.9%1032
70.1%
99GarboChess 3.0 64-bit2577+21−2151.4%−8.030.8%806
80.8%
100Brutus 8.05 32-bit2565+17−1749.1%+4.036.8%1142
51.8%
101DanaSah 5.072564+23−2349.9%−1.239.5%623
55.4%
102Arminius 2013-08-10 64-bit2562+32−3246.9%+22.127.2%342
54.8%
103Francesca MAD 0.192559+17−1746.9%+22.532.9%1173
53.5%
104SOS 5.12558+14−1447.8%+13.934.1%1786
62.7%
105Anaconda 2.0.12554+27−2747.9%+11.535.2%458
59.3%
106GreKo 9.7 64-bit2548+35−3548.8%+6.041.4%249
57.2%
107Cheese 1.6.1 64-bit2544+31−3243.7%+41.140.4%319
56.7%
108‑110AnMon 5.662540+23−2350.3%−1.731.0%658
51.0%
108‑110Capivara LK 0.09b02c 64-bit2540+32−3260.2%−75.331.7%338
49.3%
108‑110Ufim 8.022540+13−1349.3%+3.231.1%2041
63.6%
111nanoSzachy 4.0 64-bit2536+21−2148.1%+11.832.0%741
78.5%
112‑113Hakkapeliitta 1.0 64-bit2519+36−3650.4%−1.633.3%255
49.5%
112‑113Sjakk 2.1 64-bit2519+35−3551.7%−10.330.2%268
56.0%
114Hermann 2.8 64-bit2516+21−2148.4%+11.026.9%813
61.4%
115Nimzo 82510+27−2845.5%+34.032.2%453
61.2%
116Little Goliath Evolution 3.122506+18−1846.5%+23.433.5%1015
64.7%
117Tao 5.62501+17−1749.6%+3.027.1%1194
54.9%
118LittleThought 1.052 64-bit2499+21−2149.7%+1.624.1%847
74.3%
119Delphil 2.82489+23−2349.4%+3.233.6%633
59.1%
120‑121Pupsi2 0.092485+23−2349.3%+4.831.4%640
51.7%
120‑121Yace 0.99.872485+19−1950.2%−1.227.8%989
56.7%
122Xpdnt 0910072482+16−1649.3%+4.832.0%1355
56.0%
123‑124Matacz 1.32480+29−2947.4%+17.633.0%382
50.3%
123‑124Pepito 1.59 32-bit2480+24−2449.6%+0.734.0%583
50.9%
125‑127Anatoli 0.35k2479+17−1750.7%−6.132.0%1244
50.9%
125‑127Cerebro 3.03d2479+19−1949.7%+0.129.9%990
49.0%
125‑127SpiderChess 0706032479+23−2350.1%+2.639.6%604
53.8%
128BBChess 1.3b2478+25−2551.0%−6.638.1%525
51.7%
129Quark 2.352477+21−2149.7%+0.629.9%787
52.5%
130Trace 1.362476+22−2148.8%+8.426.5%765
52.5%
131Green Light Chess 3.01.2.22475+39−3945.0%+32.933.0%221
51.3%
132Bruja 1.9.1 64-bit2474+23−2349.7%+2.626.0%678
67.1%
133Counter 1.22467+17−1748.3%+12.138.2%1119
87.3%
134Dorky 4.3 64-bit2447+30−3149.7%+0.730.4%362
57.5%
135Eeyore 1.52 64-bit2443+23−2351.0%−7.626.3%658
59.5%
136Hussar 0.42439+19−1948.0%+13.728.6%996
55.4%
137Typhoon 1.00-3482437+37−3748.4%+11.027.8%255
57.9%
138PostModernist 10162432+25−2547.7%+15.029.0%545
56.9%
139Snitch 1.6.2 32-bit2429+24−2447.6%+16.028.7%614
57.2%
140Homer 2.012426+20−2149.1%+5.732.6%803
53.7%
141Abrok 5.02424+30−3048.5%+10.529.5%370
60.7%
142Betsabe II 1.30 64-bit2419+23−2349.8%+0.326.9%661
58.8%
143KnightDreamer 3.32414+37−3748.8%+10.432.5%243
50.8%
144Muse 0.899b2413+22−2247.6%+18.527.0%730
58.8%
145Kiwi 0.6d 32-bit2410+20−2046.4%+23.227.1%861
60.7%
146‑147Diablo 0.5.12406+19−1949.5%+4.231.6%924
51.1%
146‑147Queen 4.032406+20−2048.9%+5.534.5%860
56.3%
148‑149Dragon 4.62404+19−1946.2%+25.434.3%890
48.8%
148‑149Shallow r688 64-bit2404+26−2652.3%−19.430.6%506
54.3%
150RomiChess P3k 32-bit2402+19−1949.2%+5.633.0%906
61.6%
151Gaia 3.5 32-bit2398+23−2348.8%+8.129.0%627
51.7%
152‑154Amy 0.87b2397+26−2650.0%+2.825.6%516
50.7%
152‑154Comet B682397+24−2447.2%+19.125.3%640
48.6%
152‑154Tigran 2.4n 64-bit2397+28−2848.9%+7.029.8%450
53.6%
155Simplex 0.9.8 32-bit2395+31−3149.3%+3.731.3%345
56.3%
156Patzer 3.802392+26−2649.8%+2.325.3%506
52.1%
157pikoSzachy 3.42391+35−3548.6%+9.824.1%295
56.2%
158Phalanx XXII2387+25−2450.1%−0.623.5%595
52.9%
159Ifrit m1.8 64-bit2386+24−2447.8%+18.028.1%595
55.5%
160‑161Gosu 0.162384+21−2147.6%+17.126.8%790
48.9%
160‑161Sorgenkind 0.42384+16−1552.3%−14.828.5%1493
57.6%
162‑163Amateur 2.822382+21−2147.0%+21.125.0%787
48.7%
162‑163Horizon 4.42382+18−1849.2%+4.626.3%1103
56.1%
164‑165Alex 2.14a 64-bit2380+23−2351.7%−10.628.0%639
50.9%
164‑165Sage 3.532380+18−1850.0%−0.027.9%1063
62.1%
166‑167Jazz 721 64-bit2375+24−2448.7%+8.528.0%632
50.3%
166‑167Thor's Hammer 2.28 32-bit2375+28−2849.5%+3.829.1%440
59.1%
168OliThink 5.3.2 64-bit2370+23−2349.3%+6.325.5%683
51.3%
169TJchess 1.1 32-bit2369+38−3846.4%+28.527.0%237
53.9%
170Ares 1.0042367+16−1649.4%+3.226.7%1395
64.4%
171Tytan 9.32362+24−2450.7%−5.325.9%633
77.2%
172Plisk 0.2.7d 32-bit2349+22−2251.0%−8.225.3%715
58.5%
173‑174Flux 2.2.12346+23−2350.2%−0.830.3%657
50.5%
173‑174Myrddin 0.86 64-bit2346+23−2349.0%+8.130.4%657
61.1%
175Arion 1.72341+21−2151.8%−15.027.6%818
57.6%
176Ghost 2.0.12338+20−1951.5%−9.630.1%904
53.9%
177WChess 1.062336+32−3347.3%+16.533.0%315
66.0%
178Amundsen 0.802328+20−2047.5%+18.229.9%825
52.3%
179Aice 0.99.22327+21−2147.2%+20.426.3%787
51.6%
180EveAnn 1.71a2326+27−2748.3%+11.431.6%471
54.4%
181Asterisk 0.62324+21−2148.9%+7.527.2%837
52.4%
182Maverick 0.51 64-bit2323+28−2855.7%−38.825.4%437
65.1%
183KnightX 1.922316+24−2449.3%+3.328.0%611
52.2%
184‑185Averno 0.812315+25−2548.8%+7.326.4%556
49.9%
184‑185Butcher 1.61 64-bit2315+34−3444.7%+41.024.9%301
59.5%
186Sungorus 1.4 64-bit2309+31−3147.8%+15.924.1%378
52.1%
187Mediocre 0.42308+34−3450.8%−6.824.3%305
51.5%
188‑189ECE 12.012307+22−2247.9%+14.625.1%722
51.0%
188‑189Popochin 2.92307+33−3346.0%+32.530.9%324
59.2%
190Waxman 20102302+22−2251.7%−11.927.8%752
52.2%
191‑192Bagatur 1.3a 64-bit2301+23−2352.1%−16.827.0%671
50.9%
191‑192Pedone 0.3 64-bit2301+36−3648.0%+12.431.0%255
52.4%
193‑194Natwarlal 0.142299+21−2148.4%+12.124.2%827
51.0%
193‑194Zeus 1.272299+33−3351.4%−16.224.3%346
57.6%
195Chezzz 1.0.32295+24−2449.8%−0.925.6%617
51.3%
196‑197Ant 2006-F2294+24−2548.5%+8.923.8%617
51.1%
196‑197Joker 1.1.142294+22−2250.6%−5.327.8%730
58.9%
198Anechka 0.082290+20−2047.2%+22.026.5%890
67.9%
199AliChess 4.252283+24−2450.2%−3.424.7%649
56.1%
200Chaturanga 2.4.32280+26−2650.1%−1.326.7%539
65.1%
201FireFly 2.7.0 64-bit2272+31−3051.6%−12.729.9%365
61.9%
202‑203Gibbon 2.57a 64-bit2266+23−2351.1%−12.929.5%664
50.6%
202‑203Orion 0.2 64-bit2266+38−3847.6%+15.733.5%230
55.3%
204Matilde 2008 32-bit2262+34−3451.5%−9.231.2%295
57.2%
205Chispa 4.0.32259+21−2149.4%+3.827.5%800
56.2%
206Protej 0.5.8c2255+40−4042.4%+54.624.5%216
53.8%
207Exacto 0.e 64-bit2252+31−3150.9%−5.132.2%339
62.6%
208RattateChess 1.0 Nosferatu2246+23−2348.8%+10.828.1%640
52.0%
209Mango Paola Ajedrez 1.02245+39−3950.4%−5.620.8%250
53.7%
210Absolute Zero 2.4.0.0 64-bit2242+32−3249.4%+3.022.2%347
59.3%
211Ayito 0.2.9942237+25−2547.4%+17.822.4%572
54.4%
212Beowulf 2.4a 64-bit2235+25−2552.8%−21.523.2%585
54.0%
213MadChess 1.4 64-bit2233+31−3146.6%+23.729.2%353
53.3%
214Atak 6.82231+20−2047.3%+19.722.8%883
57.2%
215Feuerstein 0.4.6.12229+19−1949.1%+5.728.5%939
53.1%
216Dolphin 1.02228+24−2451.6%−15.424.8%650
68.1%
217KMTChess 1.2.1 64-bit2219+26−2649.5%+3.023.4%548
57.3%
218Bearded N44.22215+36−3651.1%−7.525.4%268
55.3%
219ChessAlex 2.0r42212+24−2449.0%+4.329.0%589
57.8%
220ChessKISS 1.7 64-bit2208+23−2350.7%−9.629.3%635
52.6%
221‑222Adam 3.32207+22−2351.8%−14.121.6%733
50.7%
221‑222Uralochka 1.1b2207+21−2148.5%+10.626.6%835
67.9%
223ZCT 0.3.24512199+27−2749.4%+3.825.5%478
56.1%
224Neurosis 2.52196+17−1749.1%+7.228.6%1218
66.8%
225BlackBishop 1.02191+19−1948.9%+8.227.3%1034
57.2%
226Carballo 0.82188+26−2646.9%+20.431.0%500
50.8%
227Latista (Sinobyl) 1.52187+28−2949.1%+3.625.2%441
55.1%
228Alf 1.092185+25−2549.6%−0.829.3%566
58.6%
229‑231Buzz 0.08 32-bit2181+28−2851.1%−7.925.4%472
49.1%
229‑231Fischerle 0.9.30b 64-bit2181+29−2948.1%+7.925.9%436
50.3%
229‑231OBender 3.2.4.22181+20−2049.9%+2.025.4%899
55.6%
232ProChess 1.02AD2179+25−2550.7%−10.922.3%627
65.8%
233Kurt 0.9.2.2 64-bit2171+26−2649.5%+4.122.6%553
62.5%
234NagaSkaki 5.122166+20−2050.6%−5.428.0%876
65.7%
235Lime 662160+23−2350.2%−3.421.1%729
70.4%
236Chesley r323 32-bit2150+25−2549.2%+6.920.5%595
70.2%
237KnockOut 0.7.12142+16−1651.8%−12.926.7%1416
52.5%
238K2 0.43f2141+34−3449.8%−0.321.7%318
78.2%
239Prophet 2.0 32-bit2125+19−1949.3%+4.923.9%1019
52.8%
240Parrot 07.01.162124+32−3246.0%+29.821.5%354
85.1%
241Clarabit 1.00 32-bit2103+22−2247.6%+14.329.9%736
62.2%
242Napoleon 1.4.0 64-bit2096+40−4051.3%−12.818.6%236
84.9%
243BikJump 2.01 32-bit2072+18−1850.3%−1.727.3%1062
88.0%
244BigLion 2.23x2056+21−2145.5%+32.327.4%848
84.0%
245PLP 16615712040+24−2446.2%+26.624.2%604
56.1%
246Jabba 1.0 32-bit2037+24−2446.6%+24.926.9%603
69.8%
247Matheus 2.32028+25−2545.1%+37.422.7%599
56.1%
248Mustang 4.972025+27−2743.9%+40.930.8%484
61.1%
249Monarch 1.72020+22−2245.9%+39.619.5%858
55.4%
250‑251Bubble 1.52018+22−2244.3%+42.321.4%805
50.5%
250‑251Slibo 0.5.12018+26−2645.5%+33.319.4%573
70.2%
252Cupcake 1.1a2006+34−3446.5%+29.215.0%339
58.4%
253ChessMind 0.822001+26−2645.9%+30.117.1%580
56.8%
254BibiChess 0.51998+28−2848.2%+13.324.0%480
66.2%
255BSC 3.91988+37−3745.1%+37.724.0%263
56.1%
256Schola 1.1.0 32-bit1984+27−2745.7%+31.926.0%480
71.5%
257Zeta Dva 0220 64-bit1971+36−3644.3%+46.716.9%307
55.5%
258Dabbaba 5.671967+39−3942.9%+52.921.4%248
51.6%
259Heracles 0.6.161966+26−2646.2%+28.027.9%537
58.8%
260Marvin 1.3.01963+25−2544.7%+38.921.9%608
57.8%
261AdroitChess 0.31958+33−3343.2%+55.919.0%353
60.6%
262Rival 1.181952+26−2646.6%+24.125.0%533
53.8%
263Monik 2.2.3 32-bit1950+32−3245.9%+28.327.5%345
55.5%
264Soldat III 0.1721947+33−3340.0%+80.717.2%379
66.7%
265Smash 1.0.31937+26−2640.8%+74.617.8%574
60.3%
266MatMoi 7.15.0-cct 32-bit1932+25−2542.7%+55.524.5%568
59.0%
267Micro-Max 4.8 (DM-PII)1928+26−2548.6%+11.425.1%541
81.2%
268Reger 0.091911+25−2541.0%+68.021.7%608
72.4%
269Clueless 1.41901+23−2340.4%+76.317.1%764
60.5%
270Warrior 1.0.31897+24−2444.4%+41.123.7%608
63.8%
271GChess IV 0.2.01890+26−2739.9%+74.427.8%507
68.6%
272Surprise 4.3b131880+29−3038.9%+88.219.1%446
89.6%
273Predateur 2.2 64-bit1849+41−4239.6%+78.718.1%216
64.6%
274BeRoChess 1.00 32-bit1838+37−3837.4%+97.322.9%266
96.8%
275Ziggurat 0.18 64-bit1786+41−4329.3%+161.024.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo1
Stock
2
Houdi
3
Komod
4
Gull
5
Critt
6
Fire
7
Rybka
8
Black
9
Strel
10
Hanni
11
Chiro
12
Texel
1Stockfish 5 64-bit 4CPU3290 42 − 35
+20−13=44
+12		76.5 − 53.5
+32−9=89
+4		 54.5 − 22.5
+35−3=39
+10		57 − 20
+39−2=36
+22		51.5 − 25.5
+29−3=45
−32		21 − 9
+12−0=18
−37		18 − 2
+16−0=4
+156		40 − 10
+30−0=20
+4		40 − 10
+31−1=18
+7		24.5 − 5.5
+20−1=9
+14
2Houdini 4 64-bit 4CPU327735 − 42
+13−20=44
−12		 42.5 − 33.5
+16−7=53
0		20 − 14
+13−7=14
−21		37 − 14
+25−2=24
+36		24 − 10
+15−1=18
+9		41 − 13
+29−1=24
+47		34 − 13
+23−2=22
0		 44 − 10
+34−0=20
+34		39 − 12
+30−3=18
−2		20 − 3
+17−0=6
+81
3Komodo 7a 64-bit 4CPU324753.5 − 76.5
+9−32=89
−4		33.5 − 42.5
+7−16=53
0		 25.5 − 14.5
+12−1=27
+25		44 − 26
+22−4=44
0		45.5 − 24.5
+24−3=43
0		45 − 25
+23−3=44
−4		22.5 − 7.5
+16−1=13
+52		 22 − 8
+15−1=14
−5		23.5 − 6.5
+18−1=11
+38		24 − 6
+18−0=12
+30
4Gull 2.8b 64-bit 4CPU3199 14 − 20
+7−13=14
+21		14.5 − 25.5
+1−12=27
−25		 18.5 − 15.5
+9−6=19
+1		1 − 1
+0−0=2
−35		20 − 14
+9−3=22
+10		0 − 2
+0−2=0
−INF		 2 − 0
+2−0=0
+INF		21.5 − 11.5
+16−6=11
−2		 
5Critter 1.6a 64-bit 4CPU317522.5 − 54.5
+3−35=39
−10		14 − 37
+2−25=24
−36		26 − 44
+4−22=44
0		15.5 − 18.5
+6−9=19
−1		 17 − 17
+4−4=26
−9		72 − 65
+32−25=80
0		1.5 − 0.5
+1−0=1
+123		32.5 − 22.5
+13−3=39
−10		18 − 14
+10−6=16
−38		2 − 0
+2−0=0
+INF		 
6Fire 3.0 64-bit 4CPU316420 − 57
+2−39=36
−22		10 − 24
+1−15=18
−9		24.5 − 45.5
+3−24=43
0		1 − 1
+0−0=2
+35		17 − 17
+4−4=26
+9		 12.5 − 19.5
+6−13=13
−68		1.5 − 0.5
+1−0=1
+120		 19.5 − 14.5
+9−4=21
−26		2 − 0
+2−0=0
+INF		 
7Rybka 4.1 64-bit 4CPU316125.5 − 51.5
+3−29=45
+32		13 − 41
+1−29=24
−47		25 − 45
+3−23=44
+4		14 − 20
+3−9=22
−10		65 − 72
+25−32=80
0		19.5 − 12.5
+13−6=13
+68		 1.5 − 0.5
+1−0=1
+137		11.5 − 9.5
+6−4=11
−12		21 − 11
+13−3=16
+29		1 − 1
+1−1=0
−65		 
8BlackMamba 2.0 64-bit 4CPU31429 − 21
+0−12=18
+37		13 − 34
+2−23=22
0		7.5 − 22.5
+1−16=13
−52		2 − 0
+2−0=0
+INF		0.5 − 1.5
+0−1=1
−123		0.5 − 1.5
+0−1=1
−120		0.5 − 1.5
+0−1=1
−137		  1.5 − 0.5
+1−0=1
+98		1 − 1
+0−0=2
−46		16.5 − 13.5
+8−5=17
−35
9Strelka 5.5 64-bit31172 − 18
+0−16=4
−156		   22.5 − 32.5
+3−13=39
+10		 9.5 − 11.5
+4−6=11
+12		     
10Hannibal 1.4b 64-bit 4CPU309810 − 40
+0−30=20
−4		10 − 44
+0−34=20
−34		8 − 22
+1−15=14
+5		0 − 2
+0−2=0
−INF		14 − 18
+6−10=16
+38		14.5 − 19.5
+4−9=21
+26		11 − 21
+3−13=16
−29		0.5 − 1.5
+0−1=1
−98		  1 − 3
+0−2=2
−159		16 − 14
+7−5=18
0
11Chiron 2 64-bit 4CPU309610 − 40
+1−31=18
−7		12 − 39
+3−30=18
+2		6.5 − 23.5
+1−18=11
−38		11.5 − 21.5
+6−16=11
+2		0 − 2
+0−2=0
−INF		0 − 2
+0−2=0
−INF		1 − 1
+1−1=0
+65		1 − 1
+0−0=2
+46		 3 − 1
+2−0=2
+159		 15.5 − 14.5
+8−7=15
−4
12Texel 1.04 64-bit 4CPU30805.5 − 24.5
+1−20=9
−14		3 − 20
+0−17=6
−81		6 − 24
+0−18=12
−30		    13.5 − 16.5
+5−8=17
+35		 14 − 16
+5−7=18
0		14.5 − 15.5
+7−8=15
+4		 
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)
#NameElo1
Sto
2
Hou
3
Kom
4
Gul
5
Cri
6
Fir
7
Ryb
8
Bla
9
Str
10
Han
11
Chi
12
Tex
1Stockfish 5 64-bit 4CPU3290 85.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Houdini 4 64-bit 4CPU327714.2 99.4100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Komodo 7a 64-bit 4CPU32470.00.6 99.8100.0100.0100.0100.0100.0100.0100.0100.0
4Gull 2.8b 64-bit 4CPU31990.00.00.2 94.697.899.599.3100.0100.0100.0100.0
5Critter 1.6a 64-bit 4CPU31750.00.00.05.4 82.897.795.4100.0100.0100.0100.0
6Fire 3.0 64-bit 4CPU31640.00.00.02.217.2 60.184.7100.0100.0100.0100.0
7Rybka 4.1 64-bit 4CPU31610.00.00.00.52.339.9 83.0100.0100.0100.0100.0
8BlackMamba 2.0 64-bit 4CPU31420.00.00.00.74.615.317.0 89.898.498.299.6
9Strelka 5.5 64-bit31170.00.00.00.00.00.00.010.2 95.092.797.5
10Hannibal 1.4b 64-bit 4CPU30980.00.00.00.00.00.00.01.65.0 54.882.3
11Chiron 2 64-bit 4CPU30960.00.00.00.00.00.00.01.87.345.2 78.1
12Texel 1.04 64-bit 4CPU30800.00.00.00.00.00.00.00.42.517.721.9 
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

526'090 games (101.06 MB)

All games with comments

526'090 games (315.60 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 19, 2014