CCRL 40/40
Downloads and Statistics
April 12, 2014
Testing summary:
Total: 508'424 games
played by 1'447 programs
69762 CPU days (X2 4600+)

White wins: 179'295 (35.3%)
Black wins: 132'092 (26.0%)
Draws: 197'037 (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 April 12, 2014 with Bayeselo based on 508'424 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+−
1Houdini 4 64-bit 4CPU3273+19−1867.1%−109.345.9%940 
97.6%
2Stockfish DD 64-bit 4CPU3248+19−1864.5%−87.454.7%880
86.0%
3Komodo TCEC 64-bit 4CPU3235+19−1962.6%−80.254.4%855
97.3%
4Gull 2.8b 64-bit 4CPU3201+30−2960.3%−64.148.0%356
96.1%
5Critter 1.6a 64-bit 4CPU3173+11−1155.4%−32.359.1%2419
74.4%
6Fire 3.0 64-bit 4CPU3165+24−2352.9%−19.158.5%511
65.3%
7Rybka 4 64-bit 4CPU3159+13−1357.7%−50.349.6%1915
100.0%
8Strelka 5.5 64-bit3116+10−1056.6%−40.257.7%2901
82.8%
9Chiron 2 64-bit 4CPU3101+28−2835.7%+92.544.4%399
68.0%
10Hannibal 1.4b 64-bit 4CPU3092+20−2041.2%+53.454.4%712
82.3%
11BlackMamba 2.0 64-bit3077+23−2346.1%+21.557.0%523
59.7%
12‑13Deep Fritz 14 64-bit 4CPU3073+23−2339.7%+62.654.9%570
47.6%
12‑13Naum 4.2 64-bit 4CPU3073+10−1045.4%+28.848.7%3036
61.7%
14‑15Hiarcs 14 4CPU3070+16−1641.9%+48.952.3%1180
52.4%
14‑15Protector 1.5.0 64-bit 4CPU3070+20−2039.7%+64.746.3%810
98.6%
16Deep Junior 13 64-bit 4CPU3040+17−1742.3%+47.649.7%1082
74.8%
17Spike 1.4 Leiden 4CPU3033+13−1342.7%+44.946.5%1994
65.3%
18Deep Shredder 12 64-bit 4CPU3029+11−1148.5%+10.345.6%2527
98.8%
19Senpai 1.0 64-bit2989+32−3342.6%+47.048.6%290
65.4%
20Zappa Mexico II 64-bit 4CPU2982+10−1048.9%+5.648.1%3141
78.7%
21Spark 1.0 64-bit 4CPU2974+16−1640.8%+59.446.2%1166
99.6%
22Deep Sjeng c't 20102946+11−1145.2%+30.645.7%2717
54.7%
23Onno 1.2.70 64-bit 4CPU2944+23−2349.5%+4.146.9%561
55.5%
24Texel 1.03 64-bit2941+30−3052.4%−16.142.0%350
54.0%
25Thinker 5.4d Inert 64-bit 4CPU2939+26−2649.2%+3.650.3%453
62.5%
26Toga II 3.0 4CPU2933+33−3346.9%+19.448.0%271
79.8%
27‑28Crafty 23.8 64-bit 4CPU2912+36−3646.8%+20.646.6%234
49.6%
27‑28MinkoChess 1.3 64-bit 4CPU2912+29−2951.1%−10.145.7%372
53.9%
29DiscoCheck 5.2 64-bit2910+29−2855.3%−34.144.1%379
52.5%
30‑31Booot 5.2.0 64-bit2909+22−2247.9%+14.741.1%665
50.2%
30‑31Quazar 0.4 64-bit2909+15−1549.7%+3.341.7%1416
65.2%
32Bright 0.4a 4CPU2905+15−1549.9%+0.940.4%1415
58.6%
33Tornado 4.88 64-bit 4CPU2901+29−2950.3%−3.842.1%363
65.8%
34Scorpio 2.7.6 64-bit 4CPU2891+37−3650.4%−1.843.2%229
72.1%
35EXchess 7.18b 64-bit 4CPU2876+36−3646.8%+21.037.7%247
60.7%
36Gaviota 0.86 64-bit 4CPU2870+28−2857.7%−55.534.3%434
52.5%
37Arasan 16.3 64-bit 4CPU2869+36−3649.0%+4.641.9%246
68.8%
38Nemo 1.0.1 64-bit2858+17−1750.2%−2.843.7%1142
61.2%
39Loop M1-T 64-bit 4CPU2855+12−1143.2%+43.245.2%2447
58.5%
40Octochess r5190 64-bit 4CPU2851+34−3447.4%+14.942.4%271
73.5%
41SmarThink 1.50 64-bit2835+28−2947.9%+13.342.8%381
51.9%
42BugChess2 1.9 64-bit 4CPU2834+30−3146.8%+15.137.6%364
58.0%
43Murka 3 64-bit2830+23−2352.6%−15.940.9%587
55.4%
44Jonny 4.00 4CPU2827+31−3145.2%+23.234.1%355
61.3%
45‑46Cheng4 0.36c 64-bit2821+33−3356.9%−45.636.2%304
49.1%
45‑46NirvanaChess 1.5 64-bit2821+32−3246.4%+24.645.7%289
60.7%
47Deuterium 14.1.32.119 64-bit2815+32−3251.2%−10.147.4%302
95.8%
48‑49Dirty 20Apr2013 64-bit2781+22−2248.0%+13.136.2%688
50.3%
48‑49Frenzee 3.5.19 64-bit2781+20−2049.3%+4.934.6%838
55.5%
50GNU Chess 5.50 64-bit2779+24−2451.4%−9.438.7%561
63.1%
51Naraku 1.42773+23−2349.1%+5.924.2%714
64.5%
52Twisted Logic 20100131x 64-bit2767+21−2152.0%−15.634.7%737
61.4%
53Alfil 13.1 64-bit 4CPU2760+40−4044.3%+26.334.0%212
51.7%
54Bison 9.11 64-bit2759+24−2449.4%+3.234.8%575
63.2%
55Ktulu 92754+14−1445.8%+27.438.9%1830
71.2%
56Rodent 1.3 64-bit2745+30−3051.3%−9.943.6%342
58.4%
57Chronos 1.9.9 64-bit2741+17−1750.8%−4.637.9%1086
86.0%
58‑59Bobcat 3.25 64-bit2727+20−2051.0%−6.439.3%840
50.3%
58‑59Delfi 5.4 2CPU2727+19−1940.4%+66.635.7%1017
59.7%
60Chessmaster 11 2CPU2722+35−3547.5%+15.539.4%259
56.3%
61Godel 3.4.9 64-bit2718+32−3250.8%−5.236.7%308
78.4%
62Chess Tiger 2007.12704+10−1045.3%+30.642.4%3205
55.0%
63ProDeo 1.862702+32−3250.8%−7.436.9%312
53.1%
64Rhetoric 1.2 64-bit2700+33−3351.6%−9.543.1%283
58.9%
65iCE 1.0 64-bit2696+20−2051.5%−12.439.0%793
61.8%
66Vajolet 2.482690+31−3148.9%+5.333.9%348
62.3%
67Atlas 3.60 64-bit2684+27−2747.1%+17.335.7%437
56.9%
68Daydreamer 1.75 64-bit2681+20−2048.5%+11.240.1%781
84.7%
69‑70Movei 00.8.438 (10 10 10)2668+11−1247.4%+15.637.7%2562
51.8%
69‑70RedQueen 1.1.97 64-bit2668+33−3447.1%+18.329.6%307
69.4%
71Alaric 7072658+12−1248.9%+7.834.2%2483
57.5%
72Pawny 1.0 64-bit2656+24−2449.8%+0.836.4%585
69.5%
73E.T. Chess 13.01.082648+14−1449.3%+4.437.1%1646
52.7%
74‑75Djinn 1.010 64-bit2647+31−3148.9%+10.634.3%353
50.7%
74‑75Pharaon 3.5.1 4CPU2647+34−3435.0%+97.536.4%297
52.2%
76Cyrano 0.6b17 32-bit2646+15−1547.9%+12.941.1%1515
52.6%
77Philou 3.7.1 64-bit2645+17−1749.6%+2.136.2%1134
56.9%
78The Baron 2.23 64-bit2642+28−2850.4%−4.333.3%409
52.8%
79Colossus 2008b2641+13−1348.7%+8.437.9%2066
63.6%
80Slow Chess Blitz WV2.12638+12−1248.1%+12.536.7%2461
86.6%
81Gandalf 62629+12−1246.2%+25.635.7%2628
59.4%
82WildCat 82627+14−1448.9%+6.135.2%1752
54.8%
83‑84Rotor 0.7a2625+28−2851.0%−8.131.4%436
50.3%
83‑84Ruffian 2.1.02625+14−1446.9%+21.637.3%1787
70.5%
85Hamsters 0.7.12619+15−1548.4%+11.338.9%1473
55.5%
86‑87Nebula 2.0 64-bit2617+25−2547.3%+17.433.6%541
49.7%
86‑87Tucano 3.00 64-bit2617+24−2448.1%+12.637.2%562
68.7%
88Sloppy 0.2.2 64-bit2609+21−2149.6%+2.630.8%754
59.6%
89Andscacs 0.62u 64-bit2604+35−3552.1%−15.638.8%260
64.7%
90‑91Aristarch 4.502597+13−1347.5%+18.132.0%2313
49.1%
90‑91Glass 2.0 64-bit2597+22−2251.6%−10.534.8%664
59.1%
92Petir 4.392593+22−2349.4%+1.837.3%638
60.6%
93Pseudo 0.7c2590+14−1450.6%−4.637.6%1754
54.0%
94CuckooChess 1.12 32-bit2588+27−2747.8%+16.330.4%481
52.4%
95Amyan 1.722587+13−1351.0%−6.231.0%1989
62.7%
96N2 0.4 64-bit2584+18−1849.8%+0.334.9%1032
67.1%
97GarboChess 3.0 64-bit2577+21−2151.7%−10.031.0%798
67.5%
98DanaSah 5.072570+26−2649.5%+1.542.2%469
62.1%
99Brutus 8.05 32-bit2565+17−1749.3%+2.836.8%1134
59.4%
100Arminius 2013-08-10 64-bit2560+32−3246.9%+22.627.2%342
51.9%
101Francesca MAD 0.192559+17−1746.9%+22.233.1%1163
55.3%
102SOS 5.12558+14−1447.8%+13.334.1%1786
62.5%
103Anaconda 2.0.12553+27−2747.9%+12.035.2%458
60.7%
104GreKo 9.7 64-bit2547+35−3548.8%+5.541.4%249
58.7%
105Rodin 6.02542+26−2649.4%+3.537.1%483
56.1%
106Ufim 8.022540+13−1349.3%+2.631.0%2009
50.4%
107AnMon 5.662539+23−2350.4%−2.331.2%650
64.3%
108nanoSzachy 4.0 64-bit2533+22−2246.8%+21.932.4%673
88.5%
109Hermann 2.8 64-bit2515+21−2148.4%+11.226.9%813
60.5%
110Nimzo 82510+28−2845.5%+33.632.2%453
59.0%
111‑112Cheese 1.5 64-bit2505+30−3049.6%+1.838.7%364
50.1%
111‑112Little Goliath Evolution 3.122505+18−1846.5%+23.933.5%1015
64.9%
113Tao 5.62500+17−1749.6%+3.527.1%1194
56.1%
114LittleThought 1.052 64-bit2498+21−2149.9%+0.523.7%823
73.1%
115Delphil 2.82489+23−2349.4%+2.833.6%633
59.5%
116Pupsi2 0.092484+26−2648.7%+10.032.7%492
53.9%
117Yace 0.99.872483+19−1950.2%−0.627.6%977
51.8%
118Xpdnt 0910072482+16−1649.3%+4.432.0%1355
58.4%
119Anatoli 0.35k2480+17−1750.9%−8.032.3%1234
52.3%
120‑123Cerebro 3.03d2479+19−1949.8%−1.029.7%980
49.1%
120‑123Matacz 1.32479+29−2947.4%+18.133.0%382
50.5%
120‑123Pepito 1.59 32-bit2479+24−2449.6%+1.134.0%583
50.3%
120‑123SpiderChess 0706032479+23−2350.1%+2.039.6%604
53.3%
124‑125BBChess 1.3b2477+25−2551.0%−5.838.1%525
52.0%
124‑125Quark 2.352477+21−2149.7%+0.229.9%787
52.6%
126Trace 1.362476+21−2248.8%+7.926.5%765
52.7%
127Green Light Chess 3.01.2.22474+39−3945.0%+33.533.0%221
53.1%
128Bruja 1.9.1 64-bit2472+23−2349.8%+2.526.0%658
63.6%
129Counter 1.22467+17−1748.3%+11.838.2%1119
88.0%
130Dorky 4.3 64-bit2446+31−3149.7%+0.630.6%360
55.0%
131Eeyore 1.52 64-bit2443+24−2452.0%−14.125.7%614
56.9%
132Hussar 0.42441+19−1948.4%+10.328.6%984
58.4%
133Typhoon 1.00-3482436+37−3748.4%+11.627.8%255
57.6%
134PostModernist 10162432+25−2547.7%+14.629.0%545
56.9%
135Snitch 1.6.2 32-bit2429+24−2447.6%+15.528.7%614
57.4%
136Homer 2.012426+20−2049.1%+5.432.6%803
52.0%
137Abrok 5.02425+31−3149.3%+4.829.3%352
67.9%
138Betsabe II 1.30 64-bit2415+25−2550.5%−4.527.5%545
52.9%
139‑140KnightDreamer 3.32413+37−3748.8%+10.932.5%243
50.4%
139‑140Muse 0.899b2413+22−2247.6%+18.227.0%730
59.1%
141Kiwi 0.6d 32-bit2410+20−2046.4%+22.827.1%861
61.0%
142‑143Diablo 0.5.12406+19−1949.5%+3.631.6%924
50.1%
142‑143Sjakk 2.0 64-bit2406+28−2847.0%+22.232.7%434
50.6%
144Queen 4.032405+20−2048.9%+6.134.5%860
55.0%
145Dragon 4.62404+19−1946.3%+24.634.3%888
55.1%
146RomiChess P3k 32-bit2402+19−1949.2%+5.233.0%906
52.1%
147Tigran 2.4n 64-bit2401+32−3252.2%−17.131.1%338
57.8%
148‑149Amy 0.87b2397+26−2650.0%+2.525.6%516
48.3%
148‑149Gaia 3.5 32-bit2397+23−2348.8%+8.629.0%627
52.3%
150Comet B682396+24−2447.2%+19.825.3%640
52.6%
151Simplex 0.9.8 32-bit2395+31−3149.3%+3.531.3%345
56.2%
152‑153Patzer 3.802392+26−2749.8%+2.025.3%506
49.0%
152‑153Shallow r688 64-bit2392+30−3053.8%−30.529.2%390
53.2%
154pikoSzachy 3.42390+34−3548.6%+10.624.1%295
55.7%
155Phalanx XXII2387+25−2550.1%−0.823.5%595
58.0%
156‑158Gosu 0.162384+21−2147.4%+18.426.5%780
49.3%
156‑158Ifrit m1.8 64-bit2384+25−2548.1%+16.128.8%539
51.2%
156‑158Sorgenkind 0.42384+15−1652.3%−15.228.5%1493
56.9%
159Horizon 4.42382+18−1849.2%+4.326.3%1103
51.0%
160Amateur 2.822381+21−2247.0%+21.725.0%787
56.7%
161Sage 3.532379+18−1850.0%+0.627.9%1063
54.1%
162Alex 2.14a 64-bit2377+23−2351.6%−9.128.1%637
56.9%
163Thor's Hammer 2.28 32-bit2374+28−2849.5%+4.429.1%440
52.3%
164Jazz 721 64-bit2373+26−2648.4%+12.129.6%506
60.0%
165‑166OliThink 5.3.2 64-bit2369+23−2349.5%+4.825.3%679
49.5%
165‑166TJchess 1.1 32-bit2369+38−3846.4%+28.127.0%237
53.3%
167Ares 1.0042367+16−1649.4%+3.126.7%1395
64.4%
168Tytan 9.32362+24−2450.7%−5.625.9%633
77.2%
169Plisk 0.2.7d 32-bit2349+22−2251.0%−8.325.3%715
59.4%
170Flux 2.2.12345+23−2350.2%−0.330.3%657
52.4%
171Myrddin 0.86 64-bit2344+26−2650.1%+0.130.8%519
51.8%
172Capivara LK 0.09a02c 64-bit2343+37−3750.2%−0.639.0%228
54.2%
173Arion 1.72341+21−2151.8%−15.327.6%818
55.4%
174Ghost 2.0.1 32-bit2339+20−2051.5%−9.529.7%874
55.7%
175WChess 1.062336+32−3347.3%+16.033.0%315
65.8%
176Amundsen 0.80 32-bit2328+20−2147.5%+18.129.9%825
52.5%
177Aice 0.99.22327+21−2147.2%+20.026.3%787
57.4%
178Asterisk 0.62324+20−2148.9%+7.127.2%837
51.2%
179EveAnn 1.712323+36−3646.6%+24.532.8%262
59.7%
180Maverick 0.51 64-bit2317+33−3355.5%−37.725.2%317
52.8%
181KnightX 1.922316+24−2449.3%+3.128.0%611
52.0%
182‑183Butcher 1.61 64-bit2315+34−3444.7%+40.724.9%301
49.2%
182‑183Pedone 0.3 64-bit2315+40−4048.8%+6.931.6%206
51.1%
184Averno 0.812314+25−2548.8%+7.926.4%556
61.7%
185Sungorus 1.4 64-bit2309+31−3147.8%+15.224.1%378
51.7%
186Mediocre 0.42308+34−3450.8%−7.324.3%305
53.9%
187ECE 12.012306+22−2247.9%+13.925.1%722
52.2%
188Popochin 2.92304+34−3445.1%+39.630.7%306
54.9%
189Waxman 20102302+22−2151.7%−11.927.8%752
57.7%
190‑191Natwarlal 0.142299+21−2148.4%+11.824.2%827
49.5%
190‑191Zeus 1.272299+33−3351.4%−16.024.3%346
51.5%
192Bagatur 1.3a 64-bit2298+25−2552.1%−16.527.1%576
59.4%
193‑194Ant 2006-F2294+25−2448.5%+8.723.8%617
49.2%
193‑194Chezzz 1.0.32294+24−2449.8%−0.225.6%617
52.4%
195Joker 1.1.142293+22−2250.6%−4.627.8%730
59.3%
196Anechka 0.082290+20−2047.2%+21.526.5%890
67.4%
197AliChess 4.252283+23−2450.2%−3.524.7%649
55.2%
198Chaturanga 2.4.32280+26−2650.1%−1.126.7%539
79.8%
199Matilde 2008 32-bit2262+34−3451.5%−9.431.2%295
55.4%
200Gibbon 2.57a 64-bit2259+24−2450.9%−12.029.5%623
52.1%
201Chispa 4.0.32258+21−2149.4%+4.527.5%800
58.1%
202Exacto 0.e 64-bit2253+40−4054.3%−29.029.5%210
62.3%
203RattateChess 1.0 Nosferatu2246+23−2348.8%+10.828.1%640
60.7%
204Mango Paola Ajedrez 4.12239+37−3843.7%+44.123.6%254
54.2%
205Ayito 0.2.9942237+25−2547.4%+17.422.4%572
51.3%
206Beowulf 2.4a 64-bit2236+25−2553.2%−24.322.8%571
61.2%
207Atak 6.82231+20−2047.3%+19.922.8%883
57.3%
208Feuerstein 0.4.6.12229+19−1949.1%+5.728.5%939
51.2%
209Dolphin 1.02228+24−2451.8%−15.824.5%640
53.6%
210Absolute Zero 2.4.0.0 64-bit2226+38−3849.4%+3.120.9%254
53.6%
211FireFly 2.6.0 64-bit2224+33−3351.3%−11.323.1%342
58.8%
212KMTChess 1.2.1 64-bit2219+26−2649.5%+2.923.4%548
57.8%
213Bearded N44.2 32-bit2214+36−3651.1%−6.825.4%268
55.0%
214ChessAlex 2.0r42212+24−2449.0%+4.129.0%589
60.3%
215‑216Adam 3.32207+23−2351.8%−14.121.6%733
50.8%
215‑216Uralochka 1.1b2207+21−2148.5%+10.426.6%835
68.1%
217ZCT 0.3.24512199+27−2749.4%+3.625.5%478
50.6%
218MadChess 1.3 64-bit2198+36−3647.7%+18.619.8%278
53.5%
219Neurosis 2.52196+17−1749.1%+7.328.6%1218
56.9%
220ChessKISS 1.7 64-bit2193+26−2648.6%+5.730.8%522
55.7%
221BlackBishop 1.02191+19−1848.9%+8.327.3%1034
61.6%
222Latista (Sinobyl) 1.52186+28−2949.1%+3.325.2%441
53.3%
223Alf 1.092184+25−2549.6%−0.329.3%566
58.8%
224OBender 3.2.4.22181+20−2049.9%+1.825.4%899
52.2%
225Buzz 0.08 32-bit2180+28−2851.1%−7.825.4%472
52.2%
226‑227Fischerle 0.9.30b 64-bit2179+32−3249.7%−4.024.4%360
49.8%
226‑227ProChess 1.02AD2179+27−2751.2%−14.522.8%527
65.8%
228Kurt 0.9.2.2 64-bit2171+26−2649.5%+3.922.6%553
56.9%
229Carballo 0.82167+29−2942.6%+52.332.9%410
53.4%
230NagaSkaki 5.122166+20−2050.6%−5.528.0%876
66.0%
231Lime 662159+23−2350.2%−2.521.1%729
67.4%
232Chesley r323 32-bit2152+25−2549.2%+6.320.5%595
71.0%
233KnockOut 0.7.1 32-bit2143+16−1651.8%−13.026.7%1416
92.9%
234Prophet 2.02125+19−1949.2%+4.823.8%1011
52.2%
235Parrot 07.01.162124+32−3246.0%+29.721.5%354
84.7%
236Clarabit 1.00 32-bit2103+22−2247.6%+14.529.9%736
69.8%
237Napoleon 1.4.0 64-bit2090+42−4252.2%−20.118.8%208
76.2%
238BikJump 2.01 32-bit2073+18−1850.3%−1.827.3%1062
87.1%
239Protej 0.5.72055+26−2646.8%+21.924.0%520
52.6%
240BigLion 2.23x2053+21−2145.1%+35.927.5%812
62.8%
241PLP 16615712048+25−2547.2%+19.923.9%568
68.3%
242Jabba 1.0 32-bit2040+24−2446.6%+24.626.9%603
75.5%
243Matheus 2.32027+25−2545.1%+37.922.7%599
55.5%
244Mustang 4.972025+27−2743.9%+40.830.8%484
54.0%
245Bubble 1.52023+22−2243.9%+45.321.1%767
55.8%
246‑247Monarch 1.72021+22−2245.9%+39.419.5%858
50.4%
246‑247Slibo 0.5.12021+26−2645.5%+33.219.4%573
67.6%
248Cupcake 1.1a2009+42−4347.4%+20.713.5%229
60.1%
249ChessMind 0.822002+26−2645.9%+30.217.1%580
57.9%
250BibiChess 0.51998+28−2848.5%+11.624.2%472
63.2%
251BSC 3.91990+37−3745.1%+38.124.0%263
55.7%
252Schola 1.1.01987+27−2745.7%+31.626.0%480
70.5%
253AdroitChess 0.3 32-bit1974+35−3543.8%+50.719.0%315
54.4%
254Heracles 0.6.161972+27−2746.2%+27.227.9%499
53.5%
255Dabbaba 5.671970+38−3942.9%+52.421.4%248
50.5%
256Zeta Dva 0220 64-bit1969+41−4144.4%+47.116.7%233
70.8%
257Marvin 1.3.01956+25−2643.2%+50.322.5%570
55.7%
258Monik 2.2.3 32-bit1953+32−3245.9%+28.027.5%345
57.7%
259Rival 1.181948+27−2745.8%+30.625.3%495
53.0%
260Soldat III 0.1721947+33−3340.0%+80.517.2%379
66.2%
261Smash 1.0.31937+26−2640.8%+74.917.8%574
54.0%
262MatMoi 7.15.0-cct1936+25−2542.7%+54.724.5%568
65.6%
263Micro-Max 4.8 (DM-PII)1928+25−2648.6%+11.225.1%541
78.1%
264Reger 0.091913+26−2640.6%+70.821.6%570
71.5%
265Clueless 1.41903+23−2340.4%+76.417.4%726
54.6%
266Warrior 1.0.31901+25−2544.9%+37.723.9%570
56.5%
267GChess IV 0.2.01898+27−2840.5%+69.827.3%469
78.7%
268Surprise 4.3b131881+29−3038.9%+87.819.1%446
88.6%
269Predateur 2.2 64-bit1850+41−4239.6%+79.618.1%216
63.4%
270BeRoChess 1.00 32-bit1840+37−3837.4%+98.422.9%266
96.5%
271Ziggurat 0.18 64-bit1790+41−4329.3%+160.824.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo1
Houdi
2
Stock
3
Komod
4
Gull
5
Critt
6
Fire
7
Rybka
8
Strel
9
Chiro
10
Hanni
11
Black
12
Deep
1Houdini 4 64-bit 4CPU3273 43 − 55
+17−29=52
−60		28.5 − 25.5
+10−7=37
−23		20 − 14
+13−7=14
−15		37 − 14
+25−2=24
+38		24 − 10
+15−1=18
+14		23 − 11
+16−4=14
0		 39 − 12
+30−3=18
+6		44 − 10
+34−0=20
+31		 25.5 − 4.5
+21−0=9
+54
2Stockfish DD 64-bit 4CPU324855 − 43
+29−17=52
+60		 57.5 − 46.5
+23−12=69
+15		1 − 1
+0−0=2
−47		28.5 − 25.5
+9−6=39
−61		22.5 − 11.5
+11−0=23
+2		23.5 − 10.5
+16−3=15
+28		 71 − 21
+53−3=36
+30		29 − 13
+17−1=24
−46		 24 − 6
+18−0=12
+22
3Komodo TCEC 64-bit 4CPU323525.5 − 28.5
+7−10=37
+23		46.5 − 57.5
+12−23=69
−15		 16 − 18
+5−7=22
−47		35.5 − 18.5
+21−4=29
+29		20 − 14
+7−1=26
−24		32.5 − 19.5
+17−4=31
−2		 36 − 15
+25−4=22
−3		1 − 1
+0−0=2
−143		 23 − 7
+18−2=10
+21
4Gull 2.8b 64-bit 4CPU320114 − 20
+7−13=14
+15		1 − 1
+0−0=2
+47		18 − 16
+7−5=22
+47		 18.5 − 15.5
+9−6=19
−2		1 − 1
+0−0=2
−36		  21.5 − 11.5
+16−6=11
0		2 − 0
+2−0=0
+INF		  
5Critter 1.6a 64-bit 4CPU317314 − 37
+2−25=24
−38		25.5 − 28.5
+6−9=39
+61		18.5 − 35.5
+4−21=29
−29		15.5 − 18.5
+6−9=19
+2		 17 − 17
+4−4=26
−6		24.5 − 25.5
+9−10=31
−19		32.5 − 22.5
+13−3=39
−9		2 − 0
+2−0=0
+INF		18 − 14
+10−6=16
−42		 19.5 − 10.5
+9−0=21
−19
6Fire 3.0 64-bit 4CPU316510 − 24
+1−15=18
−14		11.5 − 22.5
+0−11=23
−2		14 − 20
+1−7=26
+24		1 − 1
+0−0=2
+36		17 − 17
+4−4=26
+6		   2 − 0
+2−0=0
+INF		19.5 − 14.5
+9−4=21
−33		 19 − 11
+10−2=18
−15
7Rybka 4 64-bit 4CPU315911 − 23
+4−16=14
0		10.5 − 23.5
+3−16=15
−28		19.5 − 32.5
+4−17=31
+2		 25.5 − 24.5
+10−9=31
+19		      18 − 12
+9−3=18
−28
8Strelka 5.5 64-bit3116    22.5 − 32.5
+3−13=39
+9		     19.5 − 17.5
+7−5=25
−24		 
9Chiron 2 64-bit 4CPU310112 − 39
+3−30=18
−6		21 − 71
+3−53=36
−30		15 − 36
+4−25=22
+3		11.5 − 21.5
+6−16=11
0		0 − 2
+0−2=0
−INF		0 − 2
+0−2=0
−INF		   3 − 1
+2−0=2
+147		 17 − 13
+8−4=18
+8
10Hannibal 1.4b 64-bit 4CPU309210 − 44
+0−34=20
−31		13 − 29
+1−17=24
+46		1 − 1
+0−0=2
+143		0 − 2
+0−2=0
−INF		14 − 18
+6−10=16
+42		14.5 − 19.5
+4−9=21
+33		  1 − 3
+0−2=2
−147		  16.5 − 13.5
+8−5=17
+14
11BlackMamba 2.0 64-bit3077       17.5 − 19.5
+5−7=25
+24		    
12Deep Fritz 14 64-bit 4CPU30734.5 − 25.5
+0−21=9
−54		6 − 24
+0−18=12
−22		7 − 23
+2−18=10
−21		 10.5 − 19.5
+0−9=21
+19		11 − 19
+2−10=18
+15		12 − 18
+3−9=18
+28		 13 − 17
+4−8=18
−8		13.5 − 16.5
+5−8=17
−14		  
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
Hou
2
Sto
3
Kom
4
Gul
5
Cri
6
Fir
7
Ryb
8
Str
9
Chi
10
Han
11
Bla
12
Dee
1Houdini 4 64-bit 4CPU3273 97.699.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish DD 64-bit 4CPU32482.4 86.099.6100.0100.0100.0100.0100.0100.0100.0100.0
3Komodo TCEC 64-bit 4CPU32350.114.0 97.3100.0100.0100.0100.0100.0100.0100.0100.0
4Gull 2.8b 64-bit 4CPU32010.00.42.7 96.197.399.5100.0100.0100.0100.0100.0
5Critter 1.6a 64-bit 4CPU31730.00.00.03.9 74.495.0100.0100.0100.0100.0100.0
6Fire 3.0 64-bit 4CPU31650.00.00.02.725.6 65.3100.0100.0100.0100.0100.0
7Rybka 4 64-bit 4CPU31590.00.00.00.55.034.7 100.0100.0100.0100.0100.0
8Strelka 5.5 64-bit31160.00.00.00.00.00.00.0 82.897.399.999.9
9Chiron 2 64-bit 4CPU31010.00.00.00.00.00.00.017.2 68.088.894.2
10Hannibal 1.4b 64-bit 4CPU30920.00.00.00.00.00.00.02.732.0 82.390.7
11BlackMamba 2.0 64-bit30770.00.00.00.00.00.00.00.111.217.7 59.7
12Deep Fritz 14 64-bit 4CPU30730.00.00.00.00.00.00.00.15.89.340.3 
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

508'424 games (97.73 MB)

All games with comments

508'424 games (304.94 MB)

Selection of games
(Please don't use aggressive download managers)

Various statistics

Created in 2005-2013 by CCRL team
Last games added on April 12, 2014