CCRL 40/40
Downloads and Statistics
June 25, 2016
Testing summary:
Total: 637'131 games
played by 1'724 programs
88045 CPU days (X2 4600+)

White wins: 220'828 (34.7%)
Black wins: 164'158 (25.8%)
Draws: 252'145 (39.6%)
White score: 54.4%

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 June 25, 2016 with Bayeselo based on 637'131 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 10 64-bit 4CPU3364+28−2776.9%−175.942.8%472 
94.2%
2Stockfish 7 64-bit 4CPU3338+19−1864.5%−87.561.6%839
100.0%
3Houdini 4 64-bit 4CPU3255+11−1155.8%−37.850.5%2577
100.0%
4Fire 4 64-bit 4CPU3207+14−1446.4%+22.361.0%1557
80.4%
5Gull 3 64-bit 4CPU3199+13−1348.2%+9.559.0%1871
91.5%
6Equinox 3.20 64-bit 4CPU3186+15−1543.6%+40.360.4%1292
95.4%
7Critter 1.6a 64-bit 4CPU3171+9−950.0%+0.257.2%3999
55.3%
8Fritz 15 64-bit 4CPU3170+20−2042.9%+44.860.5%737
77.9%
9Rybka 4 64-bit 4CPU3161+11−1150.8%−7.450.7%2693
58.1%
10Bouquet 1.8 64-bit 4CPU3159+12−1244.7%+33.957.3%2042
67.3%
11NirvanaChess 2.2 64-bit 4CPU3154+18−1842.4%+48.159.6%859
56.2%
12Alfil 15.7 64-bit 4CPU3152+20−2042.3%+50.557.7%732
52.6%
13Andscacs 0.86 64-bit 4CPU3151+26−2642.2%+50.154.7%430
51.4%
14Protector 1.9.0 64-bit 4CPU3150+20−2043.2%+44.856.2%749
70.4%
15Chiron 3.01 64-bit 4CPU3141+27−2750.0%−1.963.3%360
66.5%
16BlackMamba 2.0 64-bit 4CPU3135+15−1545.0%+29.855.2%1313
65.5%
17Fizbo 1.7 64-bit 4CPU3129+27−2755.8%−37.153.2%408
65.4%
18Hannibal 1.5 64-bit 4CPU3122+19−1953.2%−20.557.2%821
77.3%
19Strelka 5.5 64-bit3114+9−952.9%−17.255.6%4395
71.0%
20Naum 4.6 64-bit 4CPU3108+15−1547.5%+15.454.1%1412
87.8%
21Texel 1.05 64-bit 4CPU3095+18−1846.4%+24.451.6%970
99.6%
22Hiarcs 14 4CPU3065+13−1342.4%+46.651.0%1728
95.2%
23iCE 3.0 64-bit3041+24−2452.8%−19.245.2%524
57.5%
24‑25Deep Junior 13 64-bit 4CPU3038+16−1643.5%+40.649.9%1161
50.0%
24‑25Senpai 1.0 64-bit 4CPU3038+18−1845.4%+25.352.6%874
76.3%
26Deep Shredder 12 64-bit 4CPU3030+11−1148.3%+10.346.2%2660
54.2%
27‑28Cheng 4.39 64-bit 4CPU3029+21−2149.9%+0.652.3%648
49.0%
27‑28Spike 1.4 Leiden 4CPU3029+11−1144.6%+33.347.0%2624
90.1%
29Vajolet2 2.1 64-bit 4CPU3010+25−2550.9%−3.248.5%462
52.2%
30Pedone 1.4.1 64-bit 4CPU3009+33−3346.2%+21.554.7%265
85.6%
31Arasan 18.3 64-bit 4CPU2985+30−3046.6%+20.546.8%327
62.2%
32Spark 1.0 64-bit 4CPU2979+14−1444.9%+33.846.1%1662
62.2%
33Zappa Mexico II 64-bit 4CPU2977+10−1048.3%+9.048.1%3270
50.9%
34EXchess 7.88b 64-bit 4CPU2976+32−3248.1%+13.749.7%292
68.7%
35SmarThink 1.90 64-bit2965+32−3249.3%+2.551.2%287
58.4%
36Hakkapeliitta 3.0 64-bit2961+18−1850.6%−3.940.8%988
51.5%
37Crafty 25.0 64-bit 4CPU2960+25−2548.1%+13.247.9%468
73.5%
38Gaviota 1.0 64-bit 4CPU2951+19−1947.2%+16.846.3%836
66.2%
39Onno 1.2.70 64-bit 4CPU2945+20−2048.5%+9.747.3%746
52.0%
40Bobcat 7.1 64-bit 4CPU2944+33−3348.0%+11.747.1%278
51.5%
41Deep Sjeng c't 20102943+11−1145.6%+28.345.8%3013
58.8%
42Thinker 5.4d Inert 64-bit 4CPU2940+24−2448.9%+6.650.8%490
70.3%
43Toga II 3.0 4CPU2931+24−2446.8%+20.148.1%511
93.8%
44Quazar 0.4 64-bit2908+13−1349.4%+4.842.7%2057
60.1%
45‑46DiscoCheck 5.2 64-bit2906+18−1848.3%+9.343.4%934
50.0%
45‑46Tornado 6.0 64-bit 4CPU2906+26−2645.1%+29.543.5%453
59.4%
47‑48Bright 0.4a 4CPU2902+15−1547.8%+14.840.7%1498
50.8%
47‑48MinkoChess 1.3 64-bit 4CPU2902+22−2247.1%+16.844.6%614
57.0%
49‑50Booot 5.2.0 64-bit2899+15−1548.5%+10.742.7%1402
48.6%
49‑50Deuterium 14.3.34.130 64-bit2899+16−1648.7%+8.746.1%1268
80.1%
51Scorpio 2.7.6 64-bit 4CPU2885+26−2647.7%+15.344.3%438
66.2%
52The Baron 3.29 64-bit 4CPU2877+26−2647.5%+15.543.1%462
93.4%
53Loop M1-T 64-bit 4CPU2855+12−1143.2%+42.945.2%2447
52.6%
54‑56BugChess2 1.9 64-bit 4CPU2854+26−2646.5%+24.139.8%470
48.1%
54‑56Nemo 1.0.1 64-bit2854+14−1448.7%+7.543.8%1622
50.2%
54‑56Rodent 1.7 64-bit2854+19−1950.5%−2.943.7%888
77.4%
57Atlas 3.80 64-bit2845+17−1750.3%−2.443.6%1036
67.2%
58Jonny 4.00 4CPU2837+29−3043.3%+43.637.8%373
55.0%
59Octochess r5190 64-bit 4CPU2834+25−2544.8%+30.643.0%493
55.7%
60‑61Dirty 3Nov2015 64-bit2832+23−2350.3%−3.440.5%608
48.9%
60‑61DisasterArea 1.54 64-bit2832+18−1849.5%+3.642.3%985
62.4%
62Murka 3 64-bit2828+15−1549.4%+4.043.6%1448
75.0%
63GNU Chess 5.60 64-bit2819+23−2349.2%+1.841.0%575
76.2%
64Rhetoric 1.4.3 64-bit2807+24−2450.2%−2.742.2%557
65.3%
65GnuCheese 1.00 64-bit2800+21−2150.1%−3.641.6%730
94.7%
66Frenzee 3.5.19 64-bit2779+16−1649.5%+3.334.8%1260
57.4%
67Naraku 1.42776+18−1849.4%+4.425.0%1118
66.9%
68Laser 1.1 64-bit2768+31−3146.5%+22.046.5%314
62.3%
69Twisted Logic 20100131x 64-bit2762+20−2050.5%−5.535.2%862
69.5%
70Bison 9.11 64-bit2755+19−1948.6%+9.234.9%916
58.6%
71Ktulu 92753+13−1346.1%+24.939.1%1976
72.1%
72Tucano 6.00 64-bit2744+26−2743.9%+38.043.7%444
55.9%
73Chronos 1.9.9 64-bit2742+15−1549.9%+0.938.6%1452
73.9%
74Nebula 2.0 64-bit 4CPU2729+33−3346.3%+27.337.9%311
52.2%
75Godel 3.4.9 64-bit2728+15−1549.7%+1.435.5%1477
99.3%
76Chess Tiger 2007.12705+10−1046.2%+24.642.7%3163
56.4%
77ProDeo 1.862702+30−3049.2%+3.437.3%370
51.6%
78Pawny 1.1 64-bit2701+21−2149.9%−2.541.5%745
61.4%
79Chessmaster 11 Aiglos II2697+22−2246.2%+24.740.5%674
78.5%
80Delfi 5.42687+12−1246.6%+21.940.5%2388
58.8%
81Cheese 1.8 64-bit2683+27−2750.5%−1.739.2%434
66.7%
82Daydreamer 1.75 64-bit2676+18−1847.3%+18.940.6%1031
79.7%
83Movei 00.8.438 (10 10 10)2668+11−1247.3%+15.737.7%2639
55.1%
84‑85ChessBrainVB 2.052666+29−2950.0%−0.934.3%408
48.5%
84‑85RedQueen 1.1.3 64-bit2666+31−3146.7%+20.931.1%350
58.7%
86‑87Djinn 1.021 64-bit2662+16−1649.2%+4.735.9%1265
51.5%
86‑87Pharaon 3.5.1 4CPU2662+31−3236.7%+89.233.9%339
53.5%
88Alaric 7072660+12−1249.3%+4.734.4%2569
59.5%
89Arminius 2015-08-06 64-bit 4CPU2655+37−3843.9%+40.334.0%238
59.3%
90Philou 3.7.1 64-bit2649+15−1548.9%+6.637.6%1451
53.7%
91‑92Cyrano 0.6b17 64-bit2648+26−2649.0%+5.537.3%464
48.9%
91‑92E.T. Chess 13.01.082648+14−1449.2%+5.237.1%1737
71.1%
93Colossus 2008b2643+13−1349.5%+2.738.4%2012
67.7%
94Slow Chess Blitz WV2.12639+12−1248.2%+12.236.9%2515
79.6%
95Gandalf 62632+12−1247.2%+19.235.8%2550
53.4%
96Rotor 0.7a2631+25−2550.0%−0.733.5%520
56.7%
97WildCat 82629+14−1449.2%+3.935.2%1783
58.7%
98Sjakk 2.2 64-bit2626+19−1950.3%−3.839.3%935
52.5%
99Rodin 8.02625+27−2848.0%+11.039.7%426
51.7%
100‑101Hamsters 0.72624+26−2648.8%+8.537.9%475
49.9%
100‑101Ruffian 2.1.02624+14−1447.9%+14.437.5%1801
57.3%
102Phalanx XXV2621+31−3247.2%+16.833.6%336
60.9%
103Amoeba 1.2 64-bit2615+32−3157.3%−49.138.8%322
52.6%
104NoraGrace 2.0 64-bit2614+20−2055.6%−43.026.1%930
57.8%
105Sloppy 0.2.2 64-bit2611+21−2149.6%+2.030.7%753
60.0%
106GreKo 2015 64-bit2606+25−2554.8%−32.837.2%514
55.8%
107Muse 0.953 64-bit2603+32−3247.1%+19.435.5%313
62.6%
108‑109Aristarch 4.502598+12−1247.9%+14.832.2%2307
48.7%
108‑109Donna 4.0 64-bit2598+26−2652.0%−14.037.4%465
54.7%
110‑111Glass 2.0 64-bit2596+18−1849.9%+1.535.3%1078
51.4%
110‑111Petir 4.392596+22−2349.4%+1.437.3%638
63.2%
112N2 0.4 64-bit2591+17−1750.5%−4.335.1%1123
50.5%
113Pseudo 0.7c2590+13−1350.4%−2.337.7%1858
56.7%
114‑115Amyan 1.722589+13−1350.9%−5.831.1%2097
48.8%
114‑115CuckooChess 1.12 32-bit2589+27−2747.8%+16.330.4%481
64.4%
116‑117Fridolin 2.0 64-bit 4CPU2579+41−4235.1%+105.830.7%202
50.2%
116‑117GarboChess 3.0 64-bit2579+19−1950.6%−3.031.4%928
64.8%
118‑119Brutus 8.05 64-bit2572+31−3148.3%+9.234.9%327
50.8%
118‑119Jellyfish 1.1 64-bit2572+20−2050.7%−6.235.7%873
72.6%
120DanaSah 5.072564+17−1749.3%+3.437.5%1147
55.1%
121Capivara LK 0.09b02f 64-bit2562+19−1950.3%−2.433.3%947
58.1%
122‑123Francesca MAD 0.192560+17−1747.4%+18.133.1%1231
47.3%
122‑123SOS 5.12560+14−1448.1%+11.734.1%1802
65.0%
124Anaconda 2.0.12555+27−2747.9%+11.535.2%458
54.2%
125Zurichess Glarus 64-bit2552+30−3047.9%+11.939.0%362
53.9%
126JikChess 0.02 64-bit2550+24−2451.3%−7.628.2%595
75.0%
127Ufim 8.022541+13−1349.4%+2.631.1%2053
55.7%
128AnMon 5.662539+23−2249.9%+0.531.0%668
58.6%
129‑130K2 0.832535+32−3255.8%−42.234.9%318
49.2%
129‑130nanoSzachy 4.0 64-bit2535+20−2048.1%+12.132.1%823
85.5%
131Hermann 2.8 64-bit2520+20−2049.0%+6.726.8%837
53.0%
132Maverick 1.5 64-bit2518+26−2649.9%+1.533.7%493
62.9%
133Nimzo 82512+28−2845.5%+33.232.2%453
62.8%
134Little Goliath Evolution 3.122506+18−1846.5%+24.033.5%1015
64.7%
135Tao 5.62502+17−1749.7%+2.227.4%1225
53.7%
136Delphil 3.2 64-bit2500+19−1949.9%+1.535.5%930
53.7%
137Carballo 1.4 64-bit2499+33−3255.1%−35.629.3%324
50.3%
138LittleThought 1.052 64-bit2498+20−2049.2%+5.425.4%915
58.3%
139Floyd 0.8 64-bit2495+29−2956.6%−50.623.0%426
50.4%
140Pupsi2 0.092494+20−2049.7%+2.029.8%869
65.1%
141Pepito 1.59 64-bit2488+23−2349.4%+1.236.8%639
52.9%
142Yace 0.99.872487+18−1850.2%−0.528.9%1038
54.6%
143‑144Shield 1.2 64-bit2485+29−2947.1%+20.028.8%400
49.9%
143‑144Xpdnt 0910072485+16−1649.5%+3.331.9%1387
63.2%
145SpiderChess 0706032481+23−2350.1%+1.839.6%604
54.3%
146‑149Anatoli 0.35k2479+17−1650.3%−3.431.9%1278
49.1%
146‑149Cerebro 3.03d2479+19−1949.7%−0.030.0%999
50.6%
146‑149Ghost 2.0.2 64-bit2479+19−1949.6%+3.328.7%940
51.2%
146‑149Matacz 1.42479+17−1750.2%−0.932.8%1174
51.6%
150‑152BBChess 1.3b2478+25−2551.0%−6.338.1%525
50.0%
150‑152Green Light Chess 3.01.2.22478+36−3646.3%+25.032.4%256
50.4%
150‑152Trace 1.362478+21−2249.0%+7.226.6%763
60.5%
153Bruja 1.9.1 64-bit2474+22−2248.9%+7.925.9%723
52.7%
154Quark 2.352473+20−2048.4%+9.329.7%860
60.6%
155Counter 1.22469+17−1748.3%+11.738.2%1119
90.8%
156‑157Bumblebee 1.0 64-bit2446+29−2946.1%+25.134.6%407
50.2%
156‑157Dorky 4.3 64-bit2446+28−2848.6%+8.929.2%421
52.4%
158Eeyore 1.52 64-bit2445+22−2249.4%+2.926.7%754
53.0%
159Hussar 0.42444+18−1848.7%+8.929.5%1047
64.6%
160‑161Betsabe II 1.472439+20−2050.2%−0.425.4%892
48.6%
160‑161Snitch 1.6.2 64-bit2439+29−2948.4%+12.528.0%407
52.5%
162Typhoon 1.00-3482438+34−3448.0%+14.528.6%297
52.4%
163Giraffe 20150908 64-bit2437+25−2551.4%−11.321.7%580
51.3%
164Abrok 5.02436+25−2549.3%+5.429.7%538
64.8%
165‑167Bagatur 1.4b 64-bit2428+33−3349.3%+6.137.6%298
50.6%
165‑167Homer 2.012428+21−2049.1%+5.232.6%803
49.2%
165‑167PostModernist 10162428+23−2348.4%+9.728.4%649
75.1%
168‑170Ares 1.005 64-bit2417+20−2048.4%+11.336.0%850
51.6%
168‑170Cmcchess 2.6 64-bit2417+25−2552.9%−19.236.6%506
48.9%
168‑170Gaia 3.5 64-bit2417+29−3048.6%+9.824.7%417
53.4%
171KnightDreamer 3.32415+37−3748.8%+10.632.5%243
56.7%
172Kiwi 0.6d 32-bit2411+20−2046.3%+23.927.0%859
58.4%
173‑174Diablo 0.5.12408+19−1949.5%+4.431.6%924
50.4%
173‑174Shallow r688 64-bit2408+19−1949.5%+2.229.5%1012
54.7%
175Dragon 4.62407+19−1946.8%+21.434.2%928
51.6%
176‑177Bitfoot 1.0.d9aeb43 64-bit2406+27−2747.6%+17.127.7%462
49.8%
176‑177Queen 4.032406+20−2048.9%+6.234.6%878
57.2%
178RomiChess P3k 32-bit2404+19−1949.2%+4.933.0%906
62.3%
179Simplex 0.9.8 64-bit2399+23−2350.0%−0.923.4%697
60.8%
180pikoSzachy 3.42393+35−3548.6%+10.024.1%295
51.9%
181‑183Amy 0.87b2392+25−2549.3%+7.425.3%565
49.2%
181‑183Ifrit m1.8 64-bit2392+22−2249.4%+7.629.0%706
51.0%
181‑183Tigran 2.4n 64-bit2392+19−1949.6%+2.630.3%998
51.9%
184Patzer 3.802391+25−2549.4%+5.426.0%580
54.4%
185Lozza 1.16 64-bit2389+26−2549.5%+4.633.5%507
54.6%
186‑187Alex 2.14a 64-bit2387+21−2150.7%−3.929.1%777
51.3%
186‑187Gosu 0.162387+21−2147.9%+14.226.7%821
51.9%
188Comet B682386+22−2246.6%+24.125.7%729
51.4%
189‑190Sorgenkind 0.42385+15−1551.4%−8.527.9%1585
50.0%
189‑190Waxman 20142385+22−2247.2%+19.331.8%738
53.1%
191‑192Amateur 2.822384+21−2147.0%+21.425.0%787
49.9%
191‑192Horizon 4.42384+18−1849.2%+4.526.3%1103
54.0%
193Jazz 721 64-bit2383+22−2249.5%+2.127.6%729
53.9%
194‑195OliThink 5.3.2 64-bit2381+21−2149.7%+3.124.8%812
49.0%
194‑195Sage 3.532381+18−1850.0%+0.927.9%1063
58.2%
196Thor's Hammer 2.28 32-bit2378+28−2849.6%+4.228.7%446
56.5%
197Orion 0.3.0 64-bit2375+30−3052.7%−15.733.2%371
61.1%
198Myrddin 0.87 64-bit2369+21−2148.8%+9.730.2%759
55.3%
199‑200TJchess 1.012367+24−2450.7%−5.425.0%639
50.7%
199‑200Tytan 9.32367+24−2450.7%−5.725.9%633
70.8%
201MadChess 2.0 64-bit2356+27−2748.3%+12.026.0%470
62.8%
202Plisk 0.2.6 32-bit2349+35−3549.6%+3.526.8%284
51.4%
203Flux 2.2.12348+23−2349.9%+1.430.7%672
57.2%
204Nemeton 1.412345+32−3246.4%+25.832.7%330
52.4%
205Arion 1.72343+20−2051.4%−11.427.3%864
55.6%
206WChess 1.062341+32−3347.3%+15.733.0%315
63.1%
207EveAnn 1.712332+34−3547.7%+16.733.0%282
53.3%
208‑209Aice 0.99.22331+21−2147.2%+19.926.3%787
48.4%
208‑209Amundsen 0.802331+20−2047.5%+18.329.9%825
52.5%
210CyberPagno 2.3 64-bit2330+27−2845.9%+28.928.5%452
55.4%
211Asterisk 0.62328+21−2048.9%+6.827.2%837
61.7%
212Gibbon 2.60a 64-bit2323+24−2449.3%+3.330.8%575
58.0%
213Butcher 1.61 64-bit2318+34−3444.7%+41.324.9%301
56.2%
214Averno 0.812315+24−2448.5%+9.628.1%606
53.0%
215ECE 12.012314+22−2248.5%+9.424.6%752
51.4%
216KnightX 1.922313+23−2348.6%+9.127.1%661
52.5%
217Sungorus 1.4 64-bit2312+31−3147.8%+15.624.1%378
51.5%
218Mediocre 0.42311+34−3450.8%−6.724.3%305
51.9%
219Popochin 2.92310+31−3147.4%+22.030.4%372
50.8%
220Zeus 1.272309+31−3151.7%−17.524.4%385
66.7%
221Natwarlal 0.142301+21−2148.3%+13.124.4%837
55.1%
222Chezzz 1.0.32299+24−2449.6%+0.625.7%637
53.2%
223Ant 2006-F2298+24−2448.3%+10.224.3%637
51.4%
224Fischerle 0.9.70 SE 64-bit2297+32−3348.6%+9.430.7%319
52.5%
225Joker 1.1.142296+22−2150.1%−1.227.9%756
63.3%
226‑227Anechka 0.082291+20−2046.6%+25.526.2%928
48.8%
226‑227Matilde 2008 64-bit2291+32−3348.3%+12.728.5%326
54.9%
228Schooner 1.5 64-bit2288+35−3541.3%+62.626.6%289
53.8%
229FireFly 2.7.0 64-bit2286+20−2048.7%+8.130.6%867
53.8%
230AliChess 4.252285+23−2349.9%−1.124.4%679
52.3%
231Chaturanga 2.4.32284+25−2549.9%−0.427.3%579
88.9%
232Chispa 4.0.32263+21−2149.4%+4.427.5%800
80.8%
233Mango Paola Ajedrez 4.12250+22−2247.4%+18.325.8%733
50.3%
234RattateChess 1.0 Nosferatu2249+22−2249.2%+8.228.2%692
53.1%
235Beowulf 2.4a 64-bit2248+21−2151.8%−14.325.4%791
55.8%
236‑237Exacto 0.e 64-bit2246+20−2148.2%+12.133.9%797
48.9%
236‑237Protej 0.5.8c2246+23−2344.7%+37.822.8%693
52.7%
238‑239Ayito 0.2.9942245+24−2448.3%+10.922.6%624
50.6%
238‑239Buzz 0.08 64-bit2245+34−3450.3%−4.023.1%307
58.9%
240Absolute Zero 2.4.0.0 64-bit2240+23−2347.6%+16.724.9%695
62.5%
241Atak 6.82235+20−2047.4%+18.922.9%888
53.9%
242Feuerstein 0.4.6.12234+19−1949.1%+5.628.5%944
69.4%
243Dolphin 1.02226+22−2249.8%−1.024.7%742
54.0%
244KMTChess 1.2.1 64-bit2224+26−2649.5%+3.223.4%548
58.2%
245ChessAlex 2.0r42221+23−2349.2%+1.629.0%645
55.1%
246Bearded N44.22218+36−3651.1%−7.425.4%268
52.4%
247Uralochka 1.1b2217+20−2049.8%+0.926.0%913
66.8%
248ChessKISS 1.7 64-bit2210+21−2148.2%+8.929.1%796
57.5%
249Adam 3.32207+21−2149.8%+0.922.1%851
56.0%
250ZCT 0.3.24512205+27−2749.4%+3.425.5%478
56.4%
251Neurosis 2.52202+17−1749.1%+6.628.6%1218
67.1%
252BlackBishop 1.02196+19−1848.9%+8.527.3%1034
62.9%
253Alf 1.092191+24−2449.3%+2.130.9%618
55.0%
254‑255Latista (Sinobyl) 1.52189+28−2848.4%+8.325.4%465
49.2%
254‑255NG-Play 9.85 64-bit2189+32−3247.2%+21.227.7%336
53.5%
256ProChess 1.02AD2188+21−2148.9%+2.923.3%824
52.2%
257OBender 3.2.4.22187+20−2049.9%+1.525.3%904
67.3%
258Chesley r323 64-bit2178+33−3350.7%−5.521.4%345
51.1%
259Kurt 0.9.2.2 64-bit2177+24−2449.5%+4.223.3%610
53.9%
260Prophet 2.0 64-bit2175+32−3253.4%−24.624.4%340
57.0%
261NagaSkaki 5.122172+19−2050.5%−4.628.0%917
64.5%
262Lime 662166+22−2350.2%−2.821.1%729
90.7%
263KnockOut 0.7.12148+16−1651.8%−13.526.7%1416
86.9%
264Parrot 07.07.222133+21−2149.1%+6.523.1%815
71.8%
265Napoleon 1.5.0 64-bit2123+26−2647.6%+17.024.4%525
68.2%
266BikJump 2.01 64-bit2113+32−3245.4%+31.326.8%340
57.2%
267Clarabit 1.00 32-bit2109+22−2247.6%+14.629.9%736
96.8%
268Jabba 1.0 64-bit2073+31−3145.2%+33.322.2%378
53.4%
269RamJet 0.122071+34−3445.6%+32.024.2%310
59.8%
270BigLion 2.23w2065+25−2547.9%+13.421.3%582
60.3%
271Soldat III 0.178 64-bit2060+26−2649.4%+3.922.7%541
58.5%
272Gogobello 0.12 64-bit2056+34−3354.5%−30.426.9%312
51.1%
273Ecce 1.0 (rev. 508) 64-bit2055+26−2649.1%+9.518.7%541
73.3%
274PLP 16615712044+24−2446.3%+25.823.7%650
73.8%
275Mustang 4.972032+27−2743.9%+40.830.8%484
53.5%
276Matheus 2.32030+24−2444.7%+40.523.0%621
56.7%
277Monarch 1.72028+22−2245.9%+38.219.5%857
59.1%
278‑279Bubble 1.52024+21−2144.4%+41.821.5%825
49.6%
278‑279Slibo 0.5.12024+26−2645.5%+33.819.4%573
61.3%
280Barbarossa 0.3.0 64-bit2018+35−3544.1%+42.622.0%296
52.5%
281Schola 1.1.0 64-bit2016+42−4245.7%+29.919.0%210
56.0%
282ChessMind 0.822012+25−2546.5%+25.917.0%600
79.1%
283‑284AdroitChess 0.31996+29−2948.1%+16.119.4%443
49.9%
283‑284BibiChess 0.51996+25−2546.4%+26.025.7%567
52.1%
285Cupcake 1.1a1995+27−2745.1%+40.217.1%526
51.1%
286BSC 3.91994+37−3745.1%+38.024.0%263
54.0%
287Smash 1.0.3 64-bit1991+32−3249.7%+0.826.1%352
77.6%
288Zeta Dva 0220 64-bit1975+29−3046.8%+25.817.0%447
52.6%
289Dabbaba 5.671973+37−3743.1%+52.321.3%268
53.8%
290Heracles 0.6.161971+24−2445.2%+34.628.0%618
53.1%
291Marvin 1.3.01970+25−2544.6%+39.321.9%606
50.8%
292Rival 1.181969+24−2446.7%+22.426.7%618
70.1%
293Monik 2.2.3 32-bit1959+31−3145.6%+30.527.1%365
82.9%
294‑295MatMoi 7.15.0-cct 32-bit1940+25−2542.7%+54.724.5%568
48.5%
294‑295Micro-Max 4.8 (DM-PII)1940+24−2448.7%+11.125.1%593
88.1%
296Reger 0.091919+24−2441.9%+60.721.9%626
76.8%
297Clueless 1.41906+22−2340.6%+74.717.0%782
57.0%
298Warrior 1.0.31903+23−2344.1%+44.223.1%692
56.1%
299GChess IV 0.2.01901+25−2641.4%+63.728.0%547
73.8%
300Surprise 4.3b131888+29−3038.9%+87.619.1%446
89.4%
301Predateur 2.2 64-bit1856+41−4239.6%+79.418.1%216
66.5%
302BeRoChess 1.00 32-bit1844+37−3837.4%+98.022.9%266
96.8%
303Ziggurat 0.18 64-bit1793+42−4329.3%+160.424.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Komodo 10 64-bit 4CPU3364 19 − 17
+6−4=26
−11
25.5 − 10.5
+15−0=21
+9
26.5 − 9.5
+18−1=17
−13
27 − 9
+19−1=16
−8
28 − 8
+21−1=14
+3
28.5 − 7.5
+21−0=15
−5
29.5 − 6.5
+23−0=13
+20
27 − 9
+18−0=18
−50
28 − 8
+20−0=16
−29
29.5 − 6.5
+24−1=11
+16
32 − 6
+26−0=12
+31
2Stockfish 7 64-bit 4CPU333817 − 19
+4−6=26
+11
 80 − 42
+44−6=72
+4
50.5 − 22.5
+30−2=41
−20
49.5 − 22.5
+28−1=43
−33
51 − 18
+33−0=36
−8
53.5 − 17.5
+36−0=35
−11
12.5 − 5.5
+7−0=11
−56
13.5 − 4.5
+9−0=9
−24
14.5 − 3.5
+11−0=7
+27
16 − 4
+12−0=8
+15
13.5 − 4.5
+9−0=9
−33
3Houdini 4 64-bit 4CPU325510.5 − 25.5
+0−15=21
−9
42 − 80
+6−44=72
−4
 39.5 − 32.5
+20−13=39
−20
34.5 − 15.5
+20−1=29
+52
32 − 18
+16−2=32
+6
58 − 25
+35−2=46
+31
21.5 − 13.5
+12−4=19
−17
36.5 − 15.5
+26−5=21
+36
27.5 − 9.5
+19−1=17
+57
24 − 14
+12−2=24
−29
23 − 9
+15−1=16
+26
4Fire 4 64-bit 4CPU32079.5 − 26.5
+1−18=17
+13
22.5 − 50.5
+2−30=41
+20
32.5 − 39.5
+13−20=39
+20
 26 − 25
+4−3=44
−3
38.5 − 31.5
+11−4=55
+5
52 − 32
+26−6=52
+30
20 − 16
+8−4=24
−9
31 − 19
+16−4=30
+21
34.5 − 23.5
+15−4=39
+3
22 − 18
+7−3=30
−26
10.5 − 8.5
+4−2=13
−23
5Gull 3 64-bit 4CPU31999 − 27
+1−19=16
+8
22.5 − 49.5
+1−28=43
+33
15.5 − 34.5
+1−20=29
−52
25 − 26
+3−4=44
+3
 17.5 − 22.5
+2−7=31
−44
28 − 24
+11−7=34
−8
16.5 − 7.5
+10−1=13
+84
4.5 − 3.5
+1−0=7
−6
17 − 17
+6−6=22
−40
21 − 19
+5−3=32
−31
11 − 9
+4−2=14
−21
6Equinox 3.20 64-bit 4CPU31868 − 28
+1−21=14
−3
18 − 51
+0−33=36
+8
18 − 32
+2−16=32
−6
31.5 − 38.5
+4−11=55
−5
22.5 − 17.5
+7−2=31
+44
 24.5 − 25.5
+5−6=39
−18
2 − 2
+0−0=4
−16
10 − 9
+2−1=16
−14
17 − 15
+4−2=26
−10
19 − 21
+5−7=28
−44
 
7Critter 1.6a 64-bit 4CPU31717.5 − 28.5
+0−21=15
+5
17.5 − 53.5
+0−36=35
+11
25 − 58
+2−35=46
−31
32 − 52
+6−26=52
−30
24 − 28
+7−11=34
+8
25.5 − 24.5
+6−5=39
+18
 14.5 − 11.5
+6−3=17
+29
36.5 − 31.5
+16−11=41
+11
19 − 19
+6−6=26
−11
21.5 − 18.5
+9−6=25
+2
10 − 10
+5−5=10
−16
8Fritz 15 64-bit 4CPU31706.5 − 29.5
+0−23=13
−20
5.5 − 12.5
+0−7=11
+56
13.5 − 21.5
+4−12=19
+17
16 − 20
+4−8=24
+9
7.5 − 16.5
+1−10=13
−84
2 − 2
+0−0=4
+16
11.5 − 14.5
+3−6=17
−29
  12.5 − 13.5
+4−5=17
−17
17.5 − 16.5
+7−6=21
−7
8.5 − 10.5
+1−3=15
−45
9Rybka 4 64-bit 4CPU31619 − 27
+0−18=18
+50
4.5 − 13.5
+0−9=9
+24
15.5 − 36.5
+5−26=21
−36
19 − 31
+4−16=30
−21
3.5 − 4.5
+0−1=7
+6
9 − 10
+1−2=16
+14
31.5 − 36.5
+11−16=41
−11
  15.5 − 14.5
+5−4=21
+7
17.5 − 18.5
+4−5=27
−11
 
10Bouquet 1.8 64-bit 4CPU31598 − 28
+0−20=16
+29
3.5 − 14.5
+0−11=7
−27
9.5 − 27.5
+1−19=17
−57
23.5 − 34.5
+4−15=39
−3
17 − 17
+6−6=22
+40
15 − 17
+2−4=26
+10
19 − 19
+6−6=26
+11
13.5 − 12.5
+5−4=17
+17
14.5 − 15.5
+4−5=21
−7
 19 − 19
+6−6=26
−6
8.5 − 13.5
+4−9=9
−78
11NirvanaChess 2.2 64-bit 4CPU31546.5 − 29.5
+1−24=11
−16
4 − 16
+0−12=8
−15
14 − 24
+2−12=24
+29
18 − 22
+3−7=30
+26
19 − 21
+3−5=32
+31
21 − 19
+7−5=28
+44
18.5 − 21.5
+6−9=25
−2
16.5 − 17.5
+6−7=21
+7
18.5 − 17.5
+5−4=27
+11
19 − 19
+6−6=26
+6
 17.5 − 16.5
+4−3=27
+6
12Alfil 15.7 64-bit 4CPU31526 − 32
+0−26=12
−31
4.5 − 13.5
+0−9=9
+33
9 − 23
+1−15=16
−26
8.5 − 10.5
+2−4=13
+23
9 − 11
+2−4=14
+21
 10 − 10
+5−5=10
+16
10.5 − 8.5
+3−1=15
+45
 13.5 − 8.5
+9−4=9
+78
16.5 − 17.5
+3−4=27
−6
 
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 10 64-bit 4CPU3364 94.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 7 64-bit 4CPU33385.8 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32550.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 4 64-bit 4CPU32070.00.00.0 80.498.4100.099.9100.0100.0100.0100.0
5Gull 3 64-bit 4CPU31990.00.00.019.6 91.5100.099.4100.0100.0100.0100.0
6Equinox 3.20 64-bit 4CPU31860.00.00.01.68.5 95.490.399.699.799.799.6
7Critter 1.6a 64-bit 4CPU31710.00.00.00.00.04.6 55.393.394.995.195.7
8Fritz 15 64-bit 4CPU31700.00.00.00.10.69.744.7 77.982.088.089.6
9Rybka 4 64-bit 4CPU31610.00.00.00.00.00.46.722.1 58.172.877.0
10Bouquet 1.8 64-bit 4CPU31590.00.00.00.00.00.35.118.041.9 67.372.4
11NirvanaChess 2.2 64-bit 4CPU31540.00.00.00.00.00.34.912.027.232.7 56.2
12Alfil 15.7 64-bit 4CPU31520.00.00.00.00.00.44.310.423.027.643.8 
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

637'131 games (121.15 MB)

All games with comments

637'131 games (379.67 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on June 25, 2016