CCRL 40/40
Downloads and Statistics
July 26, 2014
Testing summary:
Total: 527'024 games
played by 1'508 programs
72362 CPU days (X2 4600+)

White wins: 185'523 (35.2%)
Black wins: 136'742 (25.9%)
Draws: 204'759 (38.9%)
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 26, 2014 with Bayeselo based on 527'024 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%−123.851.1%872 
85.8%
2Houdini 4 64-bit 4CPU3276+17−1765.4%−98.248.1%1146
99.4%
3Komodo 7a 64-bit 4CPU3246+18−1860.3%−62.459.1%868
99.8%
4Gull 2.8b 64-bit 4CPU3198+28−2857.8%−49.850.0%396
94.6%
5Critter 1.6a 64-bit 4CPU3174+11−1154.0%−24.159.1%2596
82.8%
6Fire 3.0 64-bit 4CPU3163+20−2047.6%+13.157.4%688
60.0%
7Rybka 4 64-bit 4CPU3160+13−1357.7%−50.549.6%1915
81.9%
8BlackMamba 2.0 64-bit 4CPU3142+35−3638.3%+70.051.9%235
89.9%
9Strelka 5.5 64-bit3116+10−1055.8%−34.957.3%3200
94.8%
10Hannibal 1.4b 64-bit 4CPU3098+18−1839.8%+62.353.1%894
54.9%
11Chiron 2 64-bit 4CPU3096+24−2435.1%+96.243.3%557
78.0%
12Texel 1.04 64-bit 4CPU3080+32−3341.3%+58.443.7%293
61.5%
13Naum 4.2 64-bit 4CPU3075+10−1044.5%+33.848.1%3188
50.4%
14Deep Fritz 14 64-bit 4CPU3074+23−2339.7%+63.754.9%570
60.9%
15Hiarcs 14 4CPU3071+15−1540.6%+57.151.0%1300
50.7%
16Protector 1.5.0 64-bit 4CPU3070+19−1940.5%+60.647.0%861
98.7%
17Deep Junior 13 64-bit 4CPU3041+17−1742.3%+47.849.7%1082
60.7%
18Senpai 1.0 64-bit 4CPU3036+34−3449.6%+1.251.6%244
52.2%
19Spike 1.4 Leiden 4CPU3035+13−1343.2%+42.046.9%2067
70.7%
20Deep Shredder 12 64-bit 4CPU3030+12−1248.5%+9.845.6%2536
100.0%
21Zappa Mexico II 64-bit 4CPU2982+10−1048.9%+6.048.2%3162
73.0%
22Spark 1.0 64-bit 4CPU2976+16−1641.1%+57.746.5%1187
98.7%
23Onno 1.2.70 64-bit 4CPU2946+22−2248.4%+10.546.2%621
51.1%
24Deep Sjeng c't 20102945+11−1145.3%+30.745.8%2775
63.9%
25Thinker 5.4d Inert 64-bit 4CPU2940+25−2549.2%+3.950.9%462
56.3%
26Toga II 3.0 4CPU2937+32−3247.5%+16.647.7%300
77.2%
27Crafty 23.8 64-bit 4CPU2919+34−3447.8%+15.547.0%251
58.4%
28DiscoCheck 5.2 64-bit2915+22−2251.5%−10.743.3%670
54.7%
29‑31Cheng4 0.36c 64-bit 4CPU2912+37−3749.5%+2.448.2%220
49.7%
29‑31MinkoChess 1.3 64-bit 4CPU2912+28−2850.5%−6.245.5%389
50.5%
29‑31Quazar 0.4 64-bit2912+14−1449.8%+2.442.4%1602
64.3%
32Tornado 4.88 64-bit 4CPU2906+29−2950.5%−5.442.5%372
54.3%
33Bright 0.4a 4CPU2904+15−1549.7%+2.640.5%1431
53.1%
34Booot 5.2.0 64-bit2903+19−1947.9%+15.241.1%861
61.2%
35Scorpio 2.7.6 64-bit 4CPU2897+35−3550.4%−2.443.1%246
73.4%
36EXchess 7.18b 64-bit 4CPU2882+35−3546.7%+19.937.9%256
66.1%
37‑38Deuterium 14.2.33.276 64-bit2871+35−3549.8%+2.335.9%276
48.8%
37‑38Gaviota 0.86 64-bit 4CPU2871+28−2857.7%−55.034.3%434
52.0%
39Arasan 16.3 64-bit 4CPU2870+36−3649.0%+5.441.9%246
69.7%
40Nemo 1.0.1 64-bit2859+16−1650.2%−2.443.5%1247
64.9%
41Loop M1-T 64-bit 4CPU2855+12−1243.2%+43.445.2%2447
62.9%
42Octochess r5190 64-bit 4CPU2849+33−3346.5%+22.041.7%288
52.4%
43‑44SmarThink 1.60 64-bit2847+34−3448.0%+14.841.5%272
50.6%
43‑44Vajolet2 1.28 64-bit2847+27−2658.5%−54.045.6%434
69.7%
45BugChess2 1.9 64-bit 4CPU2836+30−3146.8%+14.637.6%364
57.4%
46Murka 3 64-bit2832+20−2051.8%−11.342.2%790
55.3%
47NirvanaChess 1.6 64-bit2830+29−2948.5%+10.143.3%379
51.8%
48Jonny 4.00 4CPU2829+31−3145.2%+22.534.1%355
97.0%
49Rodent 1.4 64-bit2787+27−2753.6%−23.337.1%431
64.6%
50Frenzee 3.5.19 64-bit2781+20−2049.3%+4.734.8%844
60.1%
51Fizbo 1.1 64-bit2776+29−2955.3%−36.340.8%370
53.8%
52Dirty 20Apr2013 64-bit2774+20−2048.0%+14.237.2%783
52.6%
53‑54GNU Chess 5.50 64-bit2773+21−2149.9%+1.538.6%697
50.0%
53‑54Naraku 1.42773+22−2249.1%+6.124.2%714
58.4%
55Andscacs 0.64 64-bit2769+34−3442.4%+50.936.1%288
52.5%
56Twisted Logic 20100131x 64-bit2768+21−2152.0%−16.134.7%737
60.2%
57Alfil 13.1 64-bit 4CPU2761+40−4044.3%+26.534.0%212
57.2%
58Bison 9.11 64-bit2757+24−2448.9%+6.234.6%595
56.3%
59Ktulu 92755+13−1445.8%+26.738.9%1830
83.5%
60Chronos 1.9.9 64-bit2744+17−1750.9%−5.638.6%1124
90.3%
61‑63Bobcat 3.25 64-bit2727+19−1950.6%−4.039.4%864
50.1%
61‑63Delfi 5.4 2CPU2727+18−1940.4%+66.835.7%1017
50.6%
61‑63Godel 3.4.9 64-bit2727+26−2649.7%+2.137.7%461
58.3%
64Chessmaster 11 2CPU2722+35−3547.5%+15.939.4%259
67.6%
65Rhetoric 1.4 64-bit2710+35−3644.6%+35.941.7%252
61.8%
66Chess Tiger 2007.12704+10−1045.3%+31.142.4%3205
54.0%
67ProDeo 1.862703+32−3250.8%−7.536.9%312
52.2%
68iCE 1.0 64-bit2702+19−1951.4%−11.239.1%956
81.3%
69Atlas 3.60 64-bit2688+23−2349.6%+2.636.7%605
67.5%
70Daydreamer 1.75 64-bit2681+20−2048.5%+11.840.1%781
84.9%
71Movei 00.8.438 (10 10 10)2669+12−1247.4%+15.037.7%2562
51.4%
72RedQueen 1.1.97 64-bit2668+26−2648.0%+13.031.9%499
56.5%
73Tucano 4.00 64-bit2665+29−2852.4%−16.333.7%410
61.2%
74Pawny 1.0 64-bit2660+21−2149.7%+1.336.9%721
53.9%
75Alaric 7072659+12−1248.9%+7.334.2%2483
52.2%
76Djinn 1.021 64-bit2658+29−2951.3%−9.434.2%389
70.3%
77E.T. Chess 13.01.082649+14−1449.3%+3.937.1%1646
54.0%
78‑79Cyrano 0.6b17 64-bit2647+37−3747.7%+12.833.8%240
49.1%
78‑79Pharaon 3.5.1 4CPU2647+34−3435.0%+98.036.4%297
53.0%
80Philou 3.7.1 64-bit2646+17−1749.5%+3.036.2%1154
57.3%
81The Baron 2.23 64-bit2643+26−2649.0%+4.634.2%473
54.2%
82Colossus 2008b2642+13−1348.7%+7.937.9%2066
64.0%
83Slow Chess Blitz WV2.12638+12−1248.1%+12.936.7%2461
86.9%
84Gandalf 62629+12−1146.2%+25.935.7%2628
52.6%
85Rotor 0.7a2628+27−2750.3%−3.332.4%472
52.6%
86WildCat 82627+14−1448.9%+6.635.2%1752
58.6%
87Ruffian 2.1.02625+14−1446.9%+22.037.3%1787
58.9%
88Hamsters 0.72621+30−3048.2%+12.737.4%353
67.1%
89Nebula 2.0 64-bit2613+22−2248.1%+12.233.9%687
51.6%
90Rodin 7.02612+32−3252.1%−12.632.9%328
54.7%
91Sloppy 0.2.2 64-bit2610+21−2149.6%+2.030.8%754
83.8%
92‑93Aristarch 4.502597+12−1247.5%+18.432.0%2313
49.6%
92‑93Glass 2.0 64-bit2597+20−2050.8%−4.836.0%797
58.8%
94Petir 4.392594+23−2249.4%+1.437.3%638
60.7%
95Pseudo 0.7c2590+14−1450.6%−4.237.6%1754
60.2%
96‑97Amyan 1.722588+13−1351.0%−7.031.0%1989
47.9%
96‑97CuckooChess 1.12 32-bit2588+27−2747.8%+16.330.4%481
60.3%
98N2 0.4 64-bit2584+18−1849.8%+0.834.9%1032
70.1%
99GarboChess 3.0 64-bit2577+21−2151.4%−8.430.8%806
80.7%
100Brutus 8.05 32-bit2565+17−1749.1%+3.736.8%1142
54.9%
101DanaSah 5.072563+23−2349.7%−0.239.5%628
53.4%
102Arminius 2013-08-10 64-bit2561+32−3246.9%+22.627.2%342
54.7%
103Francesca MAD 0.192559+17−1746.9%+22.032.9%1173
53.2%
104SOS 5.12558+14−1447.8%+13.634.1%1786
62.6%
105Anaconda 2.0.12553+27−2747.9%+12.435.2%458
59.6%
106GreKo 9.7 64-bit2548+35−3548.8%+5.641.4%249
60.4%
107‑108Capivara LK 0.09b02c 64-bit2541+32−3260.4%−75.831.3%342
49.9%
107‑108Cheese 1.6.1 64-bit2541+30−3043.4%+43.139.9%346
53.1%
109‑110AnMon 5.662540+23−2350.3%−2.031.0%658
50.3%
109‑110Ufim 8.022540+13−1349.3%+2.931.1%2041
64.1%
111nanoSzachy 4.0 64-bit2535+21−2148.1%+12.332.0%741
79.6%
112Hakkapeliitta 1.0 64-bit2518+35−3549.5%+3.633.7%276
51.0%
113Sjakk 2.1 64-bit2517+34−3451.0%−4.731.3%288
53.4%
114Hermann 2.8 64-bit2515+21−2148.4%+11.826.9%813
61.3%
115Nimzo 82510+27−2845.5%+33.632.2%453
61.3%
116Little Goliath Evolution 3.122505+18−1846.5%+24.133.5%1015
64.8%
117Tao 5.62501+17−1749.6%+2.727.1%1194
54.8%
118LittleThought 1.052 64-bit2499+21−2149.6%+1.824.3%851
74.3%
119Delphil 2.82489+23−2349.4%+3.033.6%633
55.9%
120Pupsi2 0.092486+23−2349.4%+4.431.3%649
55.6%
121Yace 0.99.872484+19−1950.1%+0.528.0%999
56.4%
122Xpdnt 0910072482+16−1649.3%+4.632.0%1355
56.0%
123Matacz 1.32480+29−2947.4%+17.433.0%382
51.2%
124‑127Anatoli 0.35k2479+17−1750.7%−6.332.0%1244
51.0%
124‑127Cerebro 3.03d2479+19−1949.7%−0.329.9%990
48.3%
124‑127Pepito 1.59 32-bit2479+24−2449.6%+1.534.0%583
50.6%
124‑127SpiderChess 0706032479+23−2350.1%+2.339.6%604
53.8%
128‑129BBChess 1.3b2477+25−2551.0%−5.838.1%525
51.6%
128‑129Quark 2.352477+21−2149.7%+0.329.9%787
52.5%
130Trace 1.362476+22−2148.8%+8.226.5%765
55.7%
131‑132Bruja 1.9.1 64-bit2474+23−2349.7%+2.226.0%678
48.6%
131‑132Green Light Chess 3.01.2.22474+39−3945.0%+33.833.0%221
62.9%
133Counter 1.22467+17−1748.3%+11.938.2%1119
87.4%
134Dorky 4.3 64-bit2446+30−3049.7%+1.430.4%362
58.2%
135Eeyore 1.52 64-bit2442+23−2350.6%−5.026.6%668
58.5%
136Hussar 0.42439+19−1948.0%+13.428.6%996
55.4%
137Typhoon 1.00-3482436+37−3748.4%+11.827.8%255
57.9%
138PostModernist 10162432+25−2547.7%+14.729.0%545
56.9%
139Snitch 1.6.2 32-bit2429+24−2447.6%+15.728.7%614
57.3%
140Homer 2.012426+20−2149.1%+5.532.6%803
53.8%
141Abrok 5.02424+30−3048.5%+10.229.5%370
51.9%
142Ares 1.005 64-bit2423+41−4137.1%+85.034.0%209
56.9%
143Betsabe II 1.30 64-bit2419+23−2349.8%+0.026.9%661
58.6%
144KnightDreamer 3.32414+37−3748.8%+10.032.5%243
50.9%
145Muse 0.899b2413+22−2247.6%+18.227.0%730
58.8%
146Kiwi 0.6d 32-bit2410+20−2046.4%+23.027.1%861
60.7%
147‑148Diablo 0.5.12406+19−1949.5%+3.931.6%924
51.0%
147‑148Queen 4.032406+20−2048.9%+5.334.5%860
54.4%
149Shallow r688 64-bit2404+26−2652.3%−19.730.6%506
50.8%
150Dragon 4.62403+19−1946.2%+26.034.3%890
53.8%
151RomiChess P3k 32-bit2402+19−1949.2%+5.433.0%906
62.6%
152‑154Amy 0.87b2397+26−2650.0%+2.625.6%516
48.3%
152‑154Gaia 3.5 32-bit2397+23−2348.8%+8.829.0%627
51.3%
152‑154Tigran 2.4n 64-bit2397+28−2848.9%+6.529.8%450
50.9%
155Comet B682396+24−2447.2%+19.825.3%640
52.5%
156Simplex 0.9.8 32-bit2395+31−3149.3%+3.531.3%345
56.5%
157Patzer 3.802392+26−2649.8%+1.825.3%506
52.1%
158pikoSzachy 3.42391+35−3548.6%+9.724.1%295
56.1%
159Phalanx XXII2387+25−2450.1%−0.923.5%595
52.8%
160Ifrit m1.8 64-bit2386+24−2447.8%+17.728.1%595
55.5%
161‑162Gosu 0.162384+21−2147.6%+16.826.8%790
48.8%
161‑162Sorgenkind 0.42384+15−1552.3%−15.128.5%1493
56.9%
163Horizon 4.42382+18−1849.2%+4.426.3%1103
51.3%
164Amateur 2.822381+21−2147.0%+21.725.0%787
54.3%
165Alex 2.14a 64-bit2380+23−2351.7%−10.828.0%639
51.1%
166Sage 3.532379+18−1850.0%+0.827.9%1063
61.7%
167Jazz 721 64-bit2375+24−2448.7%+8.528.0%632
50.7%
168Thor's Hammer 2.28 32-bit2374+28−2849.5%+4.529.1%440
59.0%
169OliThink 5.3.2 64-bit2370+23−2349.3%+6.125.5%683
51.2%
170TJchess 1.1 32-bit2369+38−3846.4%+28.327.0%237
62.9%
171Tytan 9.32362+24−2450.7%−5.625.9%633
77.1%
172Plisk 0.2.7d 32-bit2349+22−2251.0%−8.325.3%715
58.7%
173‑174Flux 2.2.12346+23−2350.2%−1.030.3%657
49.9%
173‑174Myrddin 0.86 64-bit2346+23−2349.0%+8.230.4%657
61.7%
175Arion 1.72341+21−2151.8%−15.327.6%818
56.8%
176Ghost 2.0.12338+20−2051.5%−9.530.1%904
54.4%
177WChess 1.062336+32−3347.3%+16.233.0%315
65.9%
178Amundsen 0.802328+20−2047.5%+18.029.9%825
52.4%
179‑180Aice 0.99.22327+21−2147.2%+20.126.3%787
50.7%
179‑180EveAnn 1.71a2327+27−2748.3%+10.631.6%471
55.2%
181‑182Asterisk 0.62324+21−2148.9%+7.327.2%837
51.0%
181‑182Maverick 0.51 64-bit2324+28−2855.7%−39.525.4%437
66.2%
183KnightX 1.922316+24−2449.3%+3.128.0%611
52.2%
184‑185Averno 0.812315+25−2548.8%+7.126.4%556
49.9%
184‑185Butcher 1.61 64-bit2315+34−3444.7%+40.924.9%301
59.2%
186Sungorus 1.4 64-bit2309+31−3147.8%+15.924.1%378
52.2%
187Mediocre 0.42308+34−3450.8%−6.924.3%305
51.4%
188‑189ECE 12.012307+22−2247.9%+14.625.1%722
51.2%
188‑189Popochin 2.92307+33−3346.0%+32.530.9%324
59.1%
190Waxman 20102302+22−2251.7%−12.027.8%752
51.8%
191Bagatur 1.3a 64-bit2301+23−2352.1%−16.827.0%671
51.1%
192Pedone 0.3 64-bit2300+36−3648.0%+13.431.0%255
52.6%
193‑194Natwarlal 0.142299+21−2148.4%+12.024.2%827
50.9%
193‑194Zeus 1.272299+33−3351.4%−16.424.3%346
57.4%
195Chezzz 1.0.32295+24−2449.8%−1.025.6%617
51.7%
196Ant 2006-F2294+24−2548.5%+8.623.8%617
51.0%
197Joker 1.1.142293+22−2250.6%−4.427.8%730
58.8%
198Anechka 0.082290+20−2047.2%+21.826.5%890
67.7%
199AliChess 4.252283+24−2450.2%−3.424.7%649
56.1%
200Chaturanga 2.4.32280+26−2650.1%−1.426.7%539
65.0%
201FireFly 2.7.0 64-bit2272+30−3051.5%−11.830.0%367
57.8%
202Orion 0.2 64-bit2267+38−3847.6%+16.033.5%230
51.8%
203Gibbon 2.57a 64-bit2266+23−2351.1%−13.029.5%664
57.5%
204Matilde 2008 32-bit2262+34−3451.5%−9.431.2%295
54.6%
205Protej 0.5.8c2259+38−3943.6%+46.524.8%234
51.0%
206Chispa 4.0.32258+21−2149.4%+4.627.5%800
60.1%
207Exacto 0.e 64-bit2253+31−3150.9%−5.232.0%341
64.6%
208RattateChess 1.0 Nosferatu2246+23−2348.8%+10.828.1%640
51.9%
209Mango Paola Ajedrez 4.12245+31−3145.0%+35.226.7%363
54.6%
210Absolute Zero 2.4.0.0 64-bit2242+32−3249.6%+2.322.7%353
60.0%
211Ayito 0.2.9942237+25−2547.4%+17.522.4%572
51.9%
212Beowulf 2.4a 64-bit2236+25−2552.9%−22.223.3%587
57.2%
213MadChess 1.4 64-bit2232+31−3146.5%+24.429.5%359
52.0%
214Atak 6.82231+20−2047.3%+19.722.8%883
57.4%
215Feuerstein 0.4.6.12229+19−1949.1%+5.628.5%939
52.8%
216Dolphin 1.02228+24−2451.6%−15.424.8%650
67.8%
217KMTChess 1.2.1 64-bit2219+26−2649.5%+3.023.4%548
57.6%
218Bearded N44.22215+36−3651.1%−7.625.4%268
55.3%
219ChessAlex 2.0r42212+24−2449.0%+4.229.0%589
57.6%
220ChessKISS 1.7 64-bit2208+23−2350.6%−9.129.5%641
52.6%
221‑222Adam 3.32207+22−2351.8%−14.221.6%733
50.8%
221‑222Uralochka 1.1b2207+21−2148.5%+10.526.6%835
67.9%
223ZCT 0.3.24512199+27−2749.4%+3.725.5%478
56.0%
224Neurosis 2.52196+17−1749.1%+7.128.6%1218
66.9%
225BlackBishop 1.02191+19−1948.9%+8.127.3%1034
55.7%
226Carballo 0.82188+26−2646.9%+21.031.0%500
52.3%
227Latista (Sinobyl) 1.52187+28−2949.1%+3.425.2%441
54.9%
228Alf 1.092185+25−2549.6%−0.929.3%566
55.4%
229Fischerle 0.9.30b 64-bit2182+29−2948.1%+7.525.9%436
52.8%
230‑231Buzz 0.08 32-bit2181+28−2851.1%−8.125.4%472
49.0%
230‑231OBender 3.2.4.22181+20−2049.9%+1.925.4%899
53.8%
232ProChess 1.02AD2179+25−2550.7%−10.422.3%627
67.0%
233Kurt 0.9.2.2 64-bit2171+26−2649.5%+4.222.6%553
62.8%
234NagaSkaki 5.122166+20−2050.6%−5.528.0%876
65.7%
235Lime 662160+23−2350.2%−3.421.1%729
70.3%
236Chesley r323 32-bit2150+25−2549.2%+6.920.5%595
64.5%
237‑238K2 0.43f2142+34−3449.8%−0.121.7%318
49.7%
237‑238KnockOut 0.7.12142+16−1651.8%−12.926.7%1416
70.0%
239Napoleon 1.5.0 64-bit2130+39−3950.2%−2.524.6%224
57.7%
240Prophet 2.0 32-bit2125+19−1949.3%+4.923.9%1019
52.8%
241Parrot 07.01.162124+32−3246.0%+29.821.5%354
85.1%
242Clarabit 1.00 32-bit2103+22−2247.6%+14.329.9%736
98.4%
243BikJump 2.01 32-bit2072+18−1850.3%−1.727.3%1062
88.2%
244BigLion 2.23x2056+21−2145.5%+32.227.4%848
84.0%
245PLP 16615712040+24−2446.2%+26.624.2%604
56.0%
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
61.0%
249Monarch 1.72020+22−2245.9%+39.719.5%858
55.1%
250‑251Bubble 1.52018+22−2244.3%+42.521.4%805
50.8%
250‑251Slibo 0.5.12018+26−2645.5%+33.419.4%573
69.7%
252Cupcake 1.1a2006+34−3446.5%+29.215.0%339
59.0%
253ChessMind 0.822001+26−2645.9%+30.217.1%580
56.7%
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
71.6%
257Zeta Dva 0220 64-bit1971+36−3644.3%+46.716.9%307
55.3%
258Dabbaba 5.671968+39−3942.9%+52.121.4%248
51.4%
259Heracles 0.6.161967+26−2646.2%+27.127.9%537
58.9%
260Marvin 1.3.01963+25−2544.7%+39.221.9%608
57.6%
261AdroitChess 0.31959+33−3343.2%+55.319.0%353
60.7%
262Rival 1.181953+26−2646.6%+23.325.0%533
54.2%
263Monik 2.2.3 32-bit1950+32−3245.9%+28.527.5%345
55.4%
264Soldat III 0.1721947+33−3340.0%+80.917.2%379
66.9%
265Smash 1.0.31937+26−2640.8%+74.717.8%574
60.2%
266MatMoi 7.15.0-cct 32-bit1932+25−2542.7%+55.624.5%568
58.9%
267Micro-Max 4.8 (DM-PII)1928+26−2548.6%+11.625.1%541
81.1%
268Reger 0.091911+25−2541.0%+68.121.7%608
72.4%
269Clueless 1.41901+23−2340.4%+76.517.1%764
60.4%
270Warrior 1.0.31897+24−2444.4%+41.323.7%608
63.8%
271GChess IV 0.2.01890+26−2739.9%+74.727.8%507
68.8%
272Surprise 4.3b131880+29−3038.9%+88.219.1%446
89.5%
273Predateur 2.2 64-bit1849+41−4239.6%+78.918.1%216
64.6%
274BeRoChess 1.00 32-bit1838+37−3837.4%+97.622.9%266
96.8%
275Ziggurat 0.18 64-bit1787+41−4329.3%+160.224.3%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
+11		76.5 − 53.5
+32−9=89
+3		 54.5 − 22.5
+35−3=39
+9		57 − 20
+39−2=36
+21		 21 − 9
+12−0=18
−37		18 − 2
+16−0=4
+155		40 − 10
+30−0=20
+4		40 − 10
+31−1=18
+7		24.5 − 5.5
+20−1=9
+14
2Houdini 4 64-bit 4CPU327635 − 42
+13−20=44
−11		 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		23 − 11
+16−4=14
−2		34 − 13
+23−2=22
+1		 44 − 10
+34−0=20
+35		39 − 12
+30−3=18
−1		20 − 3
+17−0=6
+82
3Komodo 7a 64-bit 4CPU324653.5 − 76.5
+9−32=89
−3		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		 22.5 − 7.5
+16−1=13
+53		 22 − 8
+15−1=14
−4		23.5 − 6.5
+18−1=11
+39		24 − 6
+18−0=12
+31
4Gull 2.8b 64-bit 4CPU3198 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		 0 − 2
+0−2=0
−INF		 2 − 0
+2−0=0
+INF		21.5 − 11.5
+16−6=11
−1		 
5Critter 1.6a 64-bit 4CPU317422.5 − 54.5
+3−35=39
−9		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		24.5 − 25.5
+9−10=31
−19		1.5 − 0.5
+1−0=1
+124		32.5 − 22.5
+13−3=39
−10		18 − 14
+10−6=16
−37		2 − 0
+2−0=0
+INF		 
6Fire 3.0 64-bit 4CPU316320 − 57
+2−39=36
−21		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		  1.5 − 0.5
+1−0=1
+121		 19.5 − 14.5
+9−4=21
−25		2 − 0
+2−0=0
+INF		 
7Rybka 4 64-bit 4CPU3160 11 − 23
+4−16=14
+2		  25.5 − 24.5
+10−9=31
+19		       
8BlackMamba 2.0 64-bit 4CPU31429 − 21
+0−12=18
+37		13 − 34
+2−23=22
−1		7.5 − 22.5
+1−16=13
−53		2 − 0
+2−0=0
+INF		0.5 − 1.5
+0−1=1
−124		0.5 − 1.5
+0−1=1
−121		   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-bit31162 − 18
+0−16=4
−155		   22.5 − 32.5
+3−13=39
+10		       
10Hannibal 1.4b 64-bit 4CPU309810 − 40
+0−30=20
−4		10 − 44
+0−34=20
−35		8 − 22
+1−15=14
+4		0 − 2
+0−2=0
−INF		14 − 18
+6−10=16
+37		14.5 − 19.5
+4−9=21
+25		 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
+1		6.5 − 23.5
+1−18=11
−39		11.5 − 21.5
+6−16=11
+1		0 − 2
+0−2=0
−INF		0 − 2
+0−2=0
−INF		 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
−82		6 − 24
+0−18=12
−31		    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 4CPU327614.2 99.4100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Komodo 7a 64-bit 4CPU32460.00.6 99.8100.0100.0100.0100.0100.0100.0100.0100.0
4Gull 2.8b 64-bit 4CPU31980.00.00.2 94.697.899.399.3100.0100.0100.0100.0
5Critter 1.6a 64-bit 4CPU31740.00.00.05.4 82.895.495.4100.0100.0100.0100.0
6Fire 3.0 64-bit 4CPU31630.00.00.02.217.2 60.084.7100.0100.0100.0100.0
7Rybka 4 64-bit 4CPU31600.00.00.00.74.640.0 81.9100.0100.0100.0100.0
8BlackMamba 2.0 64-bit 4CPU31420.00.00.00.74.615.318.1 89.998.498.299.6
9Strelka 5.5 64-bit31160.00.00.00.00.00.00.010.1 94.892.697.5
10Hannibal 1.4b 64-bit 4CPU30980.00.00.00.00.00.00.01.65.2 54.982.3
11Chiron 2 64-bit 4CPU30960.00.00.00.00.00.00.01.87.445.1 78.0
12Texel 1.04 64-bit 4CPU30800.00.00.00.00.00.00.00.42.517.722.0 
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

527'024 games (101.23 MB)

All games with comments

527'024 games (316.16 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 26, 2014