CCRL 40/40
Downloads and Statistics
January 24, 2015
Testing summary:
Total: 559'910 games
played by 1'578 programs
76939 CPU days (X2 4600+)

White wins: 196'288 (35.1%)
Black wins: 145'191 (25.9%)
Draws: 218'431 (39.0%)
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 January 24, 2015 with Bayeselo based on 559'910 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 8 64-bit 4CPU3303+17−1671.9%−139.847.3%1204 
96.2%
2Stockfish 5 64-bit 4CPU3284+15−1568.0%−111.253.6%1322
83.9%
3Houdini 4 64-bit 4CPU3274+15−1464.7%−93.948.4%1534
100.0%
4Fire 4 64-bit 4CPU3217+31−3150.0%+0.460.0%285
80.8%
5Gull 2.8b 64-bit 4CPU3200+24−2355.2%−34.451.7%542
78.0%
6Equinox 3.20 64-bit 4CPU3187+24−2452.1%−12.466.5%484
84.2%
7Critter 1.6a 64-bit 4CPU3174+10−1053.8%−23.458.8%3064
94.6%
8Rybka 4 64-bit 4CPU3161+12−1256.5%−43.549.9%2048
64.3%
9Bouquet 1.8 64-bit 4CPU3157+16−1649.1%+7.059.8%1163
92.5%
10BlackMamba 2.0 64-bit 4CPU3138+20−2043.9%+37.255.9%724
97.5%
11Strelka 5.5 64-bit3114+9−1055.2%−31.057.0%3499
81.4%
12Naum 4.6 64-bit 4CPU3103+20−2043.9%+38.954.6%724
66.3%
13Chiron 2 64-bit 4CPU3098+17−1740.4%+61.545.8%1143
74.7%
14Hannibal 1.4b 64-bit 4CPU3090+16−1639.2%+67.352.6%1160
56.8%
15Protector 1.7.0 64-bit 4CPU3088+21−2141.8%+50.550.4%676
52.7%
16Deep Fritz 14 64-bit 4CPU3087+17−1741.2%+54.755.9%1053
83.0%
17Texel 1.04 64-bit 4CPU3074+21−2142.1%+50.248.9%664
66.7%
18Hiarcs 14 4CPU3068+15−1540.9%+55.951.0%1430
99.3%
19Deep Junior 13 64-bit 4CPU3040+17−1742.3%+47.949.7%1082
62.4%
20Senpai 1.0 64-bit 4CPU3035+28−2846.7%+19.051.3%376
56.3%
21Spike 1.4 Leiden 4CPU3032+12−1243.5%+40.246.9%2247
59.0%
22Deep Shredder 12 64-bit 4CPU3030+11−1148.4%+10.446.0%2600
97.3%
23NirvanaChess 2.0a 64-bit2997+32−3160.2%−65.046.6%309
81.8%
24Zappa Mexico II 64-bit 4CPU2981+10−1048.9%+6.048.2%3162
72.7%
25Spark 1.0 64-bit 4CPU2975+16−1641.8%+53.446.7%1223
85.4%
26Gaviota 1.0 64-bit 4CPU2955+33−3347.3%+17.243.4%281
69.6%
27Onno 1.2.70 64-bit 4CPU2945+22−2248.4%+10.746.2%621
51.6%
28Deep Sjeng c't 20102944+11−1145.3%+30.245.7%2847
63.2%
29Thinker 5.4d Inert 64-bit 4CPU2939+25−2549.2%+4.250.9%462
57.0%
30Toga II 3.0 4CPU2936+32−3247.5%+16.547.7%300
77.1%
31Crafty 23.8 64-bit 4CPU2918+34−3447.8%+15.647.0%251
55.9%
32SmarThink 1.70 64-bit2915+22−2249.3%+5.540.4%636
56.1%
33DiscoCheck 5.2 64-bit2913+21−2151.0%−7.643.8%708
51.6%
34Quazar 0.4 64-bit2912+13−1349.9%+1.443.1%1852
53.6%
35MinkoChess 1.3 64-bit 4CPU2911+26−2650.1%−3.645.3%437
57.0%
36Cheng4 0.36c 64-bit 4CPU2907+36−3648.7%+7.046.2%238
53.2%
37Tornado 4.88 64-bit 4CPU2905+29−2950.5%−5.342.5%372
53.7%
38Bright 0.4a 4CPU2903+15−1549.7%+3.040.5%1431
55.1%
39Booot 5.2.0 64-bit2902+16−1649.0%+8.143.2%1206
52.3%
40Deuterium 14.3.34.130 64-bit2901+22−2251.9%−12.045.6%619
58.9%
41Fizbo 1.31 64-bit2897+27−2747.9%+14.447.4%409
52.3%
42Scorpio 2.7.6 64-bit 4CPU2896+32−3249.5%+4.142.9%296
63.8%
43iCE 2.0 64-bit2888+23−2353.3%−23.441.7%623
62.8%
44‑45EXchess 7.18b 64-bit 4CPU2881+35−3546.7%+20.437.9%256
50.2%
44‑45Vajolet2 1.44 64-bit2881+31−3152.5%−17.246.1%323
51.1%
46Andscacs 0.71 64-bit2880+31−3147.1%+18.344.7%311
66.2%
47Arasan 16.3 64-bit 4CPU2870+36−3649.0%+4.741.9%246
72.3%
48Nemo 1.0.1 64-bit2857+15−1549.7%+1.243.1%1380
60.0%
49Loop M1-T 64-bit 4CPU2855+12−1143.2%+42.745.2%2447
57.0%
50Octochess r5190 64-bit 4CPU2851+30−3045.3%+28.543.2%338
76.9%
51BugChess2 1.9 64-bit 4CPU2835+30−3146.8%+14.837.6%364
53.0%
52DisasterArea 1.54 64-bit2833+32−3246.3%+25.439.9%311
58.3%
53Murka 3 64-bit2829+17−1749.9%+0.742.5%1106
53.1%
54Jonny 4.00 4CPU2828+31−3145.2%+22.934.1%355
55.5%
55GNU Chess 5.60 64-bit2825+30−3051.7%−16.638.7%349
90.6%
56Rodent 1.5 64-bit2798+26−2740.2%+65.040.1%456
72.5%
57Atlas 3.70em 64-bit2788+22−2248.8%+6.937.5%675
68.3%
58Frenzee 3.5.19 64-bit2781+18−1849.2%+5.434.3%988
68.1%
59Naraku 1.42774+20−2049.0%+6.624.4%866
55.0%
60Dirty 20Apr2013 64-bit2773+17−1748.6%+8.137.5%1094
62.4%
61Twisted Logic 20100131x 64-bit2768+21−2152.0%−15.734.7%737
62.7%
62Bison 9.11 64-bit2763+21−2149.8%+0.834.3%729
53.1%
63Rhetoric 1.4.1 64-bit2762+27−2750.4%−2.438.6%428
51.4%
64Alfil 13.1 64-bit 4CPU2761+40−4044.3%+26.134.0%212
60.4%
65Ktulu 92755+13−1445.9%+26.539.0%1868
85.0%
66Chronos 1.9.9 64-bit2744+16−1650.2%−0.638.2%1330
77.5%
67Hakkapeliitta 2.0 64-bit2729+35−3540.8%+59.335.2%267
55.4%
68‑69Bobcat 3.25 64-bit2726+17−1749.4%+3.939.7%1064
49.2%
68‑69Delfi 5.4 2CPU2726+19−1940.4%+67.635.7%1017
57.4%
70Godel 3.4.9 64-bit2724+20−2049.1%+6.235.3%853
54.3%
71Chessmaster 11 2CPU2722+35−3547.5%+15.439.4%259
76.1%
72ProDeo 1.862705+30−3049.0%+4.036.9%360
52.1%
73Chess Tiger 2007.12704+10−1045.4%+30.342.4%3235
78.3%
74Tucano 5.00 64-bit2692+27−2752.4%−18.841.6%433
73.9%
75Daydreamer 1.75 64-bit2682+18−1848.2%+12.240.3%958
90.0%
76Movei 00.8.438 (10 10 10)2668+11−1247.2%+15.937.7%2646
52.8%
77RedQueen 1.1.3 64-bit2666+31−3146.7%+21.131.1%350
61.0%
78Pawny 1.0 64-bit2661+18−1849.3%+3.638.0%993
56.3%
79Alaric 7072660+12−1248.9%+6.534.5%2566
72.7%
80Djinn 1.021 64-bit2652+21−2148.5%+9.534.1%781
53.4%
81Philou 3.7.1 64-bit2651+16−1649.9%+0.036.4%1270
56.7%
82‑83E.T. Chess 13.01.082649+14−1449.4%+3.637.2%1700
49.6%
82‑83The Baron 2.23 64-bit2649+24−2449.6%+1.433.7%569
55.2%
84‑85Cyrano 0.6b17 64-bit2647+28−2848.6%+7.936.1%402
49.9%
84‑85Pharaon 3.5.1 4CPU2647+34−3435.0%+97.536.4%297
60.1%
86Colossus 2008b2642+13−1348.7%+8.638.0%2068
65.0%
87Slow Chess Blitz WV2.12639+12−1248.2%+11.936.9%2515
69.3%
88Sjakk 2.2 64-bit2630+32−3255.1%−36.438.6%324
51.7%
89‑90Gandalf 62629+11−1246.2%+25.935.7%2628
52.6%
89‑90WildCat 82629+14−1449.0%+5.335.2%1806
52.2%
91Rotor 0.7a2628+26−2649.9%−0.832.4%478
52.1%
92Hamsters 0.72627+27−2749.6%+2.538.5%421
53.6%
93Ruffian 2.1.02625+14−1446.9%+22.237.3%1787
59.9%
94Pedone 0.5 64-bit2621+30−3146.9%+25.525.5%381
63.6%
95Nebula 2.0 64-bit2615+19−1950.5%−4.433.8%943
60.4%
96Sloppy 0.2.2 64-bit2611+21−2149.6%+2.130.8%754
63.2%
97Rodin 7.02605+24−2450.8%−5.233.6%599
71.5%
98Aristarch 4.502598+12−1247.5%+17.432.0%2367
62.2%
99‑100Glass 2.0 64-bit2594+18−1850.0%+0.735.2%1036
50.2%
99‑100Petir 4.392594+23−2249.4%+1.637.3%638
59.5%
101‑103N2 0.4 64-bit2590+17−1750.5%−3.535.1%1123
51.3%
101‑103NoraGrace 2.0 64-bit2590+39−3861.1%−83.523.0%248
49.0%
101‑103Pseudo 0.7c2590+14−1350.5%−3.337.4%1846
54.4%
104CuckooChess 1.12 32-bit2589+27−2747.8%+15.630.4%481
50.6%
105Amyan 1.722588+13−1350.9%−5.831.0%2081
58.4%
106GreKo 12.1 64-bit2584+33−3354.6%−33.131.8%302
65.9%
107GarboChess 3.0 64-bit2576+20−2050.9%−4.330.8%866
64.9%
108Capivara LK 0.09b02f 64-bit2569+31−3151.3%−8.333.0%336
55.6%
109Brutus 8.05 64-bit2566+33−3346.2%+22.734.8%299
50.6%
110Jellyfish 1.02565+27−2750.2%−3.638.2%434
62.5%
111‑112DanaSah 5.072560+20−2049.6%+0.338.2%842
49.3%
111‑112Francesca MAD 0.192560+17−1747.1%+20.433.0%1185
52.9%
113‑114Arminius 2013-08-10 64-bit2559+31−3247.3%+19.027.0%352
50.0%
113‑114SOS 5.12559+14−1447.8%+12.834.1%1790
63.1%
115Anaconda 2.0.12554+27−2747.9%+11.735.2%458
67.7%
116Cheese 1.6.1 64-bit2545+24−2446.8%+21.237.1%585
62.5%
117‑118AnMon 5.662540+23−2350.3%−2.331.0%658
49.3%
117‑118Ufim 8.022540+13−1349.3%+3.131.1%2041
66.7%
119nanoSzachy 4.0 64-bit2534+21−2148.2%+11.931.7%769
90.1%
120Hermann 2.8 64-bit2515+21−2148.4%+11.526.9%813
60.7%
121Nimzo 82510+27−2845.5%+33.732.2%453
61.0%
122Little Goliath Evolution 3.122506+18−1846.5%+23.333.5%1015
66.1%
123Tao 5.62500+17−1749.6%+3.627.1%1194
54.1%
124‑125JikChess 0.01 64-bit2498+37−3753.4%−26.626.0%262
51.2%
124‑125LittleThought 1.052 64-bit2498+20−2049.3%+3.524.7%863
52.8%
126Delphil 3.2 64-bit2496+34−3453.0%−20.135.1%285
63.9%
127Pupsi2 0.092489+22−2249.3%+4.230.1%732
57.6%
128Ghost 2.0.2 64-bit2485+36−3648.9%+6.729.3%266
50.7%
129Yace 0.99.872484+19−1850.0%+0.928.1%1007
56.1%
130‑131Pepito 1.59 64-bit2482+28−2849.1%+2.937.6%426
48.6%
130‑131Xpdnt 0910072482+16−1649.3%+4.632.0%1355
56.4%
132‑133Matacz 1.32479+29−2947.4%+18.433.0%382
50.9%
132‑133SpiderChess 0706032479+23−2350.1%+2.239.6%604
53.7%
134Cerebro 3.03d2478+19−1949.7%−0.230.0%1000
50.6%
135‑136Anatoli 0.35k2477+17−1750.4%−3.631.9%1254
50.5%
135‑136BBChess 1.3b2477+25−2551.0%−6.138.1%525
53.1%
137Trace 1.362476+22−2148.8%+8.326.5%765
52.1%
138‑139Green Light Chess 3.01.2.22475+38−3945.3%+31.032.9%225
50.2%
138‑139Quark 2.352475+21−2149.0%+5.929.4%817
55.9%
140Bruja 1.9.1 64-bit2472+22−2248.9%+8.126.1%708
63.9%
141Counter 1.22467+17−1748.3%+11.838.2%1119
86.5%
142Dorky 4.3 64-bit2447+30−3149.7%+1.130.4%362
53.6%
143Snitch 1.6.2 64-bit2445+38−3845.4%+31.628.3%240
51.4%
144Eeyore 1.52 64-bit2444+22−2249.5%+2.227.0%716
62.2%
145Hussar 0.42440+19−1948.0%+12.728.6%996
56.4%
146Typhoon 1.00-3482436+37−3748.4%+11.627.8%255
61.3%
147PostModernist 10162430+24−2448.0%+12.128.7%579
51.7%
148Abrok 5.02429+28−2848.5%+10.729.2%452
56.9%
149Homer 2.012426+20−2049.1%+5.532.6%803
68.5%
150Betsabe II 1.30 64-bit2418+22−2348.9%+6.626.6%704
57.2%
151KnightDreamer 3.32414+37−3748.8%+10.332.5%243
51.1%
152Muse 0.899b2413+22−2247.6%+18.627.0%730
58.7%
153Kiwi 0.6d 32-bit2410+20−2146.4%+23.327.1%861
53.5%
154Ares 1.005 64-bit2409+28−2847.6%+15.834.8%437
55.3%
155‑156Diablo 0.5.12406+19−1949.5%+4.231.6%924
49.6%
155‑156Shallow r688 64-bit2406+22−2250.6%−6.730.0%704
52.1%
157Queen 4.032405+20−2048.9%+6.334.5%860
55.9%
158Dragon 4.62403+19−1946.2%+26.234.3%890
54.7%
159RomiChess P3k 32-bit2402+19−1949.2%+5.133.0%906
60.7%
160Gaia 3.5 32-bit2398+23−2348.8%+7.929.0%627
52.4%
161Comet B682397+24−2447.2%+19.025.3%640
51.0%
162Amy 0.87b2396+26−2649.9%+3.825.7%521
51.6%
163‑164Simplex 0.9.8 32-bit2395+31−3149.3%+3.731.3%345
51.3%
163‑164Tigran 2.4n 64-bit2395+24−2450.0%−0.531.0%600
57.0%
165pikoSzachy 3.42391+35−3548.6%+9.724.1%295
52.3%
166Patzer 3.802389+26−2649.5%+4.725.5%514
54.2%
167Phalanx XXII2387+25−2450.1%−0.823.5%595
52.4%
168Ifrit m1.8 64-bit2386+24−2447.8%+18.028.1%595
55.7%
169Gosu 0.162384+21−2147.6%+17.126.8%790
55.9%
170‑172Amateur 2.822382+21−2147.0%+20.925.0%787
49.3%
170‑172Horizon 4.42382+18−1849.2%+4.426.3%1103
48.3%
170‑172Sorgenkind 0.42382+15−1551.7%−10.728.4%1537
57.0%
173Alex 2.14a 64-bit2380+22−2251.1%−6.328.5%687
52.3%
174Sage 3.532379+18−1850.0%+0.727.9%1063
55.0%
175Jazz 721 64-bit2377+22−2249.5%+3.127.6%729
56.4%
176Thor's Hammer 2.28 32-bit2374+28−2849.5%+4.429.1%440
53.5%
177OliThink 5.3.2 64-bit2373+23−2349.6%+3.625.6%695
52.4%
178TJchess 1.1 32-bit2371+37−3747.2%+23.227.1%247
54.0%
179Waxman 20142369+32−3345.8%+28.230.3%323
62.0%
180Tytan 9.32362+24−2450.7%−4.925.9%633
75.7%
181Myrddin 0.86 64-bit2351+22−2249.4%+5.429.9%743
51.5%
182CyberPagno 2.2 64-bit2350+40−3961.0%−79.722.9%236
51.1%
183Plisk 0.2.7d 32-bit2349+22−2251.0%−8.425.3%715
55.9%
184Flux 2.2.12347+23−2350.2%−0.930.4%661
60.3%
185Arion 1.72343+21−2151.9%−15.627.6%836
62.1%
186WChess 1.062336+32−3347.3%+16.733.0%315
56.8%
187Maverick 0.51 64-bit2333+24−2454.4%−30.825.6%630
56.2%
188K2 0.672330+30−3058.0%−54.231.3%383
54.9%
189‑190Aice 0.99.22328+21−2147.2%+19.726.3%787
48.9%
189‑190Amundsen 0.802328+20−2047.5%+18.129.9%825
54.6%
191EveAnn 1.712326+35−3547.5%+17.632.9%280
51.7%
192Asterisk 0.62325+21−2148.9%+6.827.2%837
62.7%
193Gibbon 2.60a 64-bit2319+27−2749.2%+3.929.4%463
53.0%
194Bagatur 1.3a 64-bit2318+20−2053.3%−26.427.3%845
52.0%
195KnightX 1.922317+24−2449.7%+1.027.6%641
51.9%
196Averno 0.812316+24−2449.2%+4.727.5%586
51.0%
197Butcher 1.61 64-bit2315+34−3444.7%+41.324.9%301
61.2%
198‑199ECE 12.012309+22−2248.5%+10.224.6%752
50.5%
198‑199Sungorus 1.4 64-bit2309+31−3147.8%+15.724.1%378
51.6%
200Mediocre 0.42308+34−3450.8%−6.724.3%305
54.0%
201Popochin 2.92306+31−3147.4%+22.130.4%372
63.2%
202Natwarlal 0.142299+21−2148.4%+12.424.2%827
53.6%
203Zeus 1.272298+32−3351.1%−13.724.2%356
55.1%
204Chezzz 1.0.32295+24−2449.8%−0.725.6%617
51.1%
205‑206Ant 2006-F2294+24−2548.5%+9.123.8%617
51.0%
205‑206Joker 1.1.142294+22−2250.6%−4.827.8%730
52.5%
207Matilde 2008 64-bit2293+38−3850.4%−3.127.3%242
61.0%
208Anechka 0.082286+20−2046.6%+26.626.2%920
61.4%
209Chaturanga 2.4.32282+25−2550.3%−2.927.1%569
50.9%
210AliChess 4.252281+23−2349.9%−0.724.4%679
55.0%
211Nemeton 1.02279+32−3252.9%−21.228.4%341
55.8%
212FireFly 2.7.0 64-bit2276+25−2549.6%+1.230.4%569
62.6%
213Orion 0.2 64-bit2270+25−2548.3%+11.727.7%545
74.1%
214Chispa 4.0.32259+21−2149.4%+4.027.5%800
53.6%
215Fischerle 0.9.60 64-bit2257+33−3346.4%+27.323.2%336
69.5%
216‑217Protej 0.5.8c2246+30−3045.7%+31.023.9%394
49.6%
216‑217RattateChess 1.0 Nosferatu2246+22−2349.2%+7.528.2%692
53.0%
218MadChess 1.4 64-bit2244+24−2447.5%+17.429.1%604
58.8%
219‑222Absolute Zero 2.4.0.0 64-bit2241+25−2649.8%+0.524.4%545
48.5%
219‑222Ayito 0.2.9942241+24−2448.3%+10.922.6%624
50.2%
219‑222Beowulf 2.4a 64-bit2241+22−2252.6%−19.524.1%723
50.0%
219‑222Mango Paola Ajedrez 1.02241+38−3849.4%+2.720.4%260
56.3%
223Buzz 0.08 64-bit2237+38−3849.6%+2.223.8%244
59.7%
224‑225Atak 6.82231+20−2047.3%+19.522.8%883
51.7%
224‑225Exacto 0.e 64-bit2231+24−2448.4%+11.733.4%581
53.0%
226Feuerstein 0.4.6.12229+19−1949.1%+6.228.5%939
66.4%
227Dolphin 1.02223+22−2250.3%−5.125.1%724
57.5%
228KMTChess 1.2.1 64-bit2220+26−2649.5%+2.423.4%548
53.7%
229ChessAlex 2.0r42218+24−2449.1%+3.029.7%607
55.5%
230Bearded N44.22215+36−3651.1%−7.625.4%268
58.8%
231‑232ChessKISS 1.7 64-bit2210+22−2249.5%−0.129.7%745
49.4%
231‑232Uralochka 1.1b2210+20−2049.6%+2.826.1%889
61.6%
233Adam 3.32206+21−2250.5%−4.722.2%807
63.1%
234ZCT 0.3.24512200+27−2749.4%+3.625.5%478
56.5%
235Neurosis 2.52197+17−1749.1%+6.728.6%1218
66.8%
236‑237BlackBishop 1.02191+19−1948.9%+8.627.3%1034
52.0%
236‑237Carballo 0.82191+22−2247.2%+18.830.6%706
55.6%
238Latista (Sinobyl) 1.52188+28−2949.1%+3.225.2%441
53.9%
239‑240Alf 1.092186+24−2449.3%+2.030.9%618
50.3%
239‑240NG-Play 9.85 64-bit2186+35−3549.1%+7.027.4%288
55.4%
241ProChess 1.02AD2183+21−2148.8%+4.123.4%819
53.6%
242OBender 3.2.4.22182+20−2049.9%+1.725.4%899
57.9%
243Chesley r323 64-bit2177+41−4148.1%+14.622.9%210
57.7%
244Kurt 0.9.2.2 64-bit2172+26−2649.5%+4.022.6%553
62.8%
245NagaSkaki 5.122166+20−2050.6%−4.728.0%876
65.5%
246Lime 662160+22−2350.2%−2.621.1%729
89.6%
247KnockOut 0.7.12143+16−1651.8%−13.426.7%1416
90.9%
248Prophet 2.0 32-bit2126+19−1949.3%+4.623.9%1019
52.3%
249Parrot 07.01.162125+32−3246.0%+29.921.5%354
64.2%
250Napoleon 1.5.0 64-bit2116+30−3043.2%+49.825.0%404
73.8%
251Clarabit 1.00 32-bit2104+22−2247.6%+14.229.9%736
98.5%
252BikJump 2.01 32-bit2073+18−1850.3%−2.027.3%1062
87.9%
253BigLion 2.23x2057+21−2145.5%+32.127.4%848
84.4%
254PLP 16615712040+24−2446.2%+27.224.2%604
55.9%
255Jabba 1.0 32-bit2038+24−2446.6%+24.526.9%603
69.8%
256Matheus 2.32028+25−2545.1%+38.122.7%599
55.4%
257Mustang 4.972026+27−2743.9%+40.930.8%484
61.1%
258Monarch 1.72021+22−2245.9%+39.619.5%858
52.9%
259Bubble 1.52020+22−2244.5%+41.421.4%803
53.4%
260Slibo 0.5.12018+26−2645.5%+34.019.4%573
67.9%
261Cupcake 1.1a2008+35−3546.5%+28.515.0%333
60.8%
262ChessMind 0.822002+26−2645.9%+29.917.1%580
56.7%
263BibiChess 0.51999+28−2848.2%+13.324.0%480
66.4%
264BSC 3.91989+37−3745.1%+37.424.0%263
56.0%
265Schola 1.1.0 32-bit1985+27−2745.7%+31.626.0%480
74.9%
266Zeta Dva 0220 64-bit1969+36−3644.0%+49.216.9%301
51.5%
267Dabbaba 5.671968+39−3942.9%+53.021.4%248
51.6%
268Heracles 0.6.161967+26−2646.2%+27.928.0%535
59.0%
269Marvin 1.3.01963+25−2544.6%+39.921.9%606
57.3%
270AdroitChess 0.31959+33−3343.2%+56.319.1%351
60.7%
271Rival 1.181953+26−2646.6%+24.125.0%531
54.1%
272Monik 2.2.3 32-bit1951+32−3245.9%+28.327.5%345
55.5%
273Soldat III 0.172 32-bit1948+33−3340.0%+80.917.2%379
66.9%
274Smash 1.0.31938+26−2640.8%+74.517.8%574
60.1%
275MatMoi 7.15.0-cct 32-bit1933+25−2542.7%+55.424.5%568
58.6%
276Micro-Max 4.8 (DM-PII)1929+26−2648.6%+11.425.1%541
81.0%
277Reger 0.091912+25−2541.0%+67.921.6%606
73.1%
278Clueless 1.41902+23−2340.4%+76.317.2%762
59.2%
279Warrior 1.0.31898+24−2544.5%+41.123.6%606
61.3%
280GChess IV 0.2.01893+26−2640.6%+69.728.3%515
71.4%
281Surprise 4.3b131881+29−3038.9%+88.119.1%446
89.4%
282Predateur 2.2 64-bit1850+41−4239.6%+78.918.1%216
65.0%
283BeRoChess 1.00 32-bit1838+37−3837.4%+98.422.9%266
96.7%
284Ziggurat 0.18 64-bit1788+41−4329.3%+160.324.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo1
Komod
2
Stock
3
Houdi
4
Fire
5
Gull
6
Equin
7
Critt
8
Rybka
9
Bouqu
10
Black
11
Strel
12
Naum
1Komodo 8 64-bit 4CPU3303 57.5 − 46.5
+20−9=75
+9		59 − 45
+32−18=54
+10		23.5 − 10.5
+15−2=17
+28		35 − 15
+21−1=28
+10		33 − 17
+17−1=32
−29		43 − 17
+27−1=32
−3		35 − 15
+20−0=30
−29		37 − 11
+27−1=20
+29		40.5 − 11.5
+30−1=21
+14		38.5 − 10.5
+31−3=15
+13		42 − 8
+35−1=14
+48
2Stockfish 5 64-bit 4CPU328446.5 − 57.5
+9−20=75
−9		 47 − 39
+21−13=52
+14		21.5 − 13.5
+9−1=25
−8		21 − 11
+11−1=20
0		31.5 − 18.5
+14−1=35
−28		62 − 25
+40−3=44
+18		19.5 − 10.5
+12−3=15
−33		39.5 − 17.5
+25−3=29
−12		21 − 9
+12−0=18
−35		18 − 2
+16−0=4
+159		36.5 − 13.5
+26−3=21
−32
3Houdini 4 64-bit 4CPU327445 − 59
+18−32=54
−10		39 − 47
+13−21=52
−14		 28 − 21
+16−9=24
−16		20 − 14
+13−7=14
−17		21 − 11
+11−1=20
0		44.5 − 16.5
+30−2=29
+40		23 − 11
+16−4=14
0		25.5 − 7.5
+19−1=13
+64		34 − 13
+23−2=22
0		 44.5 − 13.5
+32−1=25
−3
4Fire 4 64-bit 4CPU321710.5 − 23.5
+2−15=17
−28		13.5 − 21.5
+1−9=25
+8		21 − 28
+9−16=24
+16		   37 − 23
+19−5=36
+22		  19 − 13
+11−5=16
−22		  
5Gull 2.8b 64-bit 4CPU320015 − 35
+1−21=28
−10		11 − 21
+1−11=20
0		14 − 20
+7−13=14
+17		   18.5 − 15.5
+9−6=19
0		 1 − 1
+0−0=2
−43		21.5 − 12.5
+13−4=17
+15		  
6Equinox 3.20 64-bit 4CPU318717 − 33
+1−17=32
+29		18.5 − 31.5
+1−14=35
+28		11 − 21
+1−11=20
0		   15 − 17
+3−5=24
−26		 17 − 15
+4−2=26
−13		20.5 − 11.5
+10−1=21
+27		 21.5 − 10.5
+11−0=21
+7
7Critter 1.6a 64-bit 4CPU317417 − 43
+1−27=32
+3		25 − 62
+3−40=44
−18		16.5 − 44.5
+2−30=29
−40		23 − 37
+5−19=36
−22		15.5 − 18.5
+6−9=19
0		17 − 15
+5−3=24
+26		 24.5 − 25.5
+9−10=31
−18		17 − 15
+5−3=24
−1		21 − 13
+9−1=24
+26		32.5 − 22.5
+13−3=39
−12		19.5 − 12.5
+9−2=21
−12
8Rybka 4 64-bit 4CPU316115 − 35
+0−20=30
+29		10.5 − 19.5
+3−12=15
+33		11 − 23
+4−16=14
0		   25.5 − 24.5
+10−9=31
+18		 15.5 − 14.5
+5−4=21
+5		18 − 14
+11−7=14
+15		  
9Bouquet 1.8 64-bit 4CPU315711 − 37
+1−27=20
−29		17.5 − 39.5
+3−25=29
+12		7.5 − 25.5
+1−19=13
−64		 1 − 1
+0−0=2
+43		15 − 17
+2−4=26
+13		15 − 17
+3−5=24
+1		14.5 − 15.5
+4−5=21
−5		 1 − 1
+0−0=2
−19		 22 − 10
+13−1=18
+52
10BlackMamba 2.0 64-bit 4CPU313811.5 − 40.5
+1−30=21
−14		9 − 21
+0−12=18
+35		13 − 34
+2−23=22
0		13 − 19
+5−11=16
+22		12.5 − 21.5
+4−13=17
−15		11.5 − 20.5
+1−10=21
−27		13 − 21
+1−9=24
−26		14 − 18
+7−11=14
−15		1 − 1
+0−0=2
+19		  20.5 − 11.5
+11−2=19
+44
11Strelka 5.5 64-bit311410.5 − 38.5
+3−31=15
−13		2 − 18
+0−16=4
−159		    22.5 − 32.5
+3−13=39
+12		     
12Naum 4.6 64-bit 4CPU31038 − 42
+1−35=14
−48		13.5 − 36.5
+3−26=21
+32		13.5 − 44.5
+1−32=25
+3		  10.5 − 21.5
+0−11=21
−7		12.5 − 19.5
+2−9=21
+12		 10 − 22
+1−13=18
−52		11.5 − 20.5
+2−11=19
−44		  
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
Kom
2
Sto
3
Hou
4
Fir
5
Gul
6
Equ
7
Cri
8
Ryb
9
Bou
10
Bla
11
Str
12
Nau
1Komodo 8 64-bit 4CPU3303 96.299.7100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 5 64-bit 4CPU32843.8 83.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32740.316.1 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 4 64-bit 4CPU32170.00.00.0 80.893.799.699.9100.0100.0100.0100.0
5Gull 2.8b 64-bit 4CPU32000.00.00.019.2 78.097.999.899.9100.0100.0100.0
6Equinox 3.20 64-bit 4CPU31870.00.00.06.322.0 84.296.998.399.9100.0100.0
7Critter 1.6a 64-bit 4CPU31740.00.00.00.42.115.8 94.696.599.9100.0100.0
8Rybka 4 64-bit 4CPU31610.00.00.00.10.23.15.4 64.396.6100.0100.0
9Bouquet 1.8 64-bit 4CPU31570.00.00.00.00.11.73.535.7 92.5100.0100.0
10BlackMamba 2.0 64-bit 4CPU31380.00.00.00.00.00.10.13.47.5 97.599.3
11Strelka 5.5 64-bit31140.00.00.00.00.00.00.00.00.02.5 81.4
12Naum 4.6 64-bit 4CPU31030.00.00.00.00.00.00.00.00.00.718.6 
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

559'910 games (107.32 MB)

All games with comments

559'910 games (335.73 MB)

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

Various statistics

Created in 2005-2013 by CCRL team
Last games added on January 24, 2015