CCRL 40/40
Downloads and Statistics
August 22, 2015
Testing summary:
Total: 599'726 games
played by 1'661 programs
83252 CPU days (X2 4600+)

White wins: 209'482 (34.9%)
Black wins: 155'241 (25.9%)
Draws: 235'003 (39.2%)
White score: 54.5%

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 August 22, 2015 with Bayeselo based on 599'726 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 9.1 64-bit 4CPU3326+21−2171.3%−133.149.9%748 
91.3%
2Stockfish 6 64-bit 4CPU3309+16−1667.4%−107.554.9%1250
100.0%
3Houdini 4 64-bit 4CPU3266+13−1360.3%−66.649.7%1925
100.0%
4Fire 4 64-bit 4CPU3211+17−1747.8%+13.161.8%958
91.3%
5Gull 3 64-bit 4CPU3195+16−1551.1%−8.458.9%1208
60.4%
6Equinox 3.20 64-bit 4CPU3192+19−1947.5%+15.163.8%762
95.5%
7Critter 1.6a 64-bit 4CPU3174+10−1052.4%−15.758.3%3411
95.2%
8Rybka 4 64-bit 4CPU3161+12−1253.9%−26.750.2%2287
65.6%
9Bouquet 1.8 64-bit 4CPU3157+14−1446.8%+20.958.4%1501
52.4%
10Alfil 15.7 64-bit 4CPU3156+28−2848.7%+10.860.2%344
78.0%
11Protector 1.8.0 64-bit 4CPU3141+29−2952.4%−16.156.2%333
55.0%
12BlackMamba 2.0 64-bit 4CPU3139+17−1744.4%+33.756.3%1021
94.5%
13‑14NirvanaChess 2.1c 64-bit 4CPU3114+26−2644.3%+34.549.0%449
50.1%
13‑14Strelka 5.5 64-bit3114+9−954.1%−24.656.5%3879
53.5%
15‑16Hannibal 1.5 64-bit 4CPU3113+24−2451.5%−10.456.9%494
49.9%
15‑16Texel 1.05 64-bit 4CPU3113+22−2247.5%+16.953.0%585
72.8%
17Naum 4.6 64-bit 4CPU3104+16−1645.7%+26.954.5%1133
72.2%
18Chiron 2 64-bit 4CPU3098+15−1541.7%+54.046.8%1377
67.0%
19Andscacs 0.81 64-bit 4CPU3090+32−3247.0%+16.150.4%280
56.4%
20Deep Fritz 14 64-bit 4CPU3087+17−1741.2%+54.655.9%1053
95.1%
21Hiarcs 14 4CPU3069+14−1442.0%+48.351.3%1621
86.6%
22Cheng 4.39 64-bit 4CPU3047+35−3554.0%−25.349.6%240
63.9%
23Deep Junior 13 64-bit 4CPU3040+16−1643.1%+43.549.7%1131
57.4%
24Senpai 1.0 64-bit 4CPU3038+21−2145.9%+22.653.6%676
71.7%
25Spike 1.4 Leiden 4CPU3031+12−1243.9%+37.746.9%2465
55.9%
26Deep Shredder 12 64-bit 4CPU3030+11−1148.2%+10.646.0%2620
100.0%
27Spark 1.0 64-bit 4CPU2983+15−1544.3%+36.745.6%1388
67.8%
28Zappa Mexico II 64-bit 4CPU2978+10−1048.6%+8.448.1%3242
75.5%
29Fizbo 1.31 64-bit 4CPU2967+30−2951.1%−6.541.9%358
75.1%
30Gaviota 1.0 64-bit 4CPU2954+24−2448.6%+9.944.0%523
61.0%
31Arasan 17.5 64-bit 4CPU2949+28−2849.9%+0.245.8%382
55.7%
32‑33EXchess 7.51b 64-bit 4CPU2946+37−3752.8%−17.446.7%214
49.1%
32‑33Onno 1.2.70 64-bit 4CPU2946+21−2148.8%+8.646.8%694
58.6%
34Deep Sjeng c't 20102943+11−1145.4%+29.745.8%2909
60.7%
35Thinker 5.4d Inert 64-bit 4CPU2940+24−2448.8%+7.050.7%491
55.5%
36Hakkapeliitta 3.0 64-bit2937+29−2955.2%−35.138.9%375
59.6%
37Toga II 3.0 4CPU2932+27−2747.9%+14.446.9%409
67.0%
38SmarThink 1.70 64-bit2924+18−1850.0%−0.341.0%1006
66.1%
39Vajolet2 2.0 64-bit2918+24−2448.9%+5.948.3%520
58.0%
40Crafty 23.8 64-bit 4CPU2914+34−3547.8%+14.647.0%251
56.1%
41‑42DiscoCheck 5.2 64-bit2910+19−1949.1%+5.543.2%852
50.3%
41‑42Quazar 0.4 64-bit2910+13−1349.5%+4.142.8%1975
61.5%
43Tornado 6.0 64-bit 4CPU2905+28−2845.9%+27.442.5%398
53.9%
44MinkoChess 1.3 64-bit 4CPU2904+23−2348.7%+6.145.3%559
53.5%
45Bright 0.4a 4CPU2902+15−1549.2%+6.140.6%1494
58.2%
46Booot 5.2.0 64-bit2900+15−1548.5%+11.542.6%1355
53.8%
47Deuterium 14.3.34.130 64-bit2899+18−1849.2%+4.645.0%927
58.6%
48iCE 2.0 64-bit2896+18−1851.2%−9.442.4%952
71.9%
49Scorpio 2.7.6 64-bit 4CPU2886+26−2647.7%+15.244.3%438
83.5%
50Bobcat 6.4b 64-bit 4CPU2866+30−3046.5%+23.046.0%328
55.4%
51The Baron 3.29 64-bit 4CPU2863+35−3547.4%+16.941.1%253
62.4%
52Nemo 1.0.1 64-bit2857+14−1449.2%+3.743.8%1542
57.0%
53Loop M1-T 64-bit 4CPU2855+12−1243.2%+43.145.2%2447
66.9%
54Rodent 1.7 64-bit2849+22−2250.2%−1.642.4%641
62.1%
55BugChess2 1.9 64-bit 4CPU2844+28−2846.1%+22.438.2%434
63.9%
56Atlas 3.80 64-bit2837+22−2248.8%+7.543.8%646
54.4%
57Jonny 4.00 4CPU2835+29−2944.8%+28.336.8%383
52.4%
58‑59Octochess r5190 64-bit 4CPU2834+27−2842.0%+49.444.0%414
48.4%
58‑59Pedone 1.2 64-bit2834+33−3348.9%+7.251.1%262
52.9%
60DisasterArea 1.54 64-bit2833+23−2347.2%+19.640.9%599
56.2%
61Murka 3 64-bit2831+15−1549.8%+0.943.6%1350
77.1%
62GNU Chess 5.60 64-bit2820+23−2349.6%−0.641.4%567
77.1%
63GnuCheese 1.00 64-bit2803+39−3950.2%−3.942.1%202
53.6%
64Dirty 10Apr2015 64-bit2801+27−2748.7%+10.040.3%449
90.8%
65Frenzee 3.5.19 64-bit2780+17−1749.7%+1.934.7%1186
55.9%
66Naraku 1.42778+19−1949.8%+0.724.7%1040
63.4%
67Rhetoric 1.4.1 64-bit2773+19−1950.5%−4.038.3%926
71.5%
68Twisted Logic 20100131x 64-bit2765+21−2151.5%−12.834.7%784
73.3%
69Bison 9.11 64-bit2756+20−2049.0%+6.235.0%862
59.7%
70Ktulu 92753+13−1345.8%+27.238.7%1937
83.5%
71Chronos 1.9.9 64-bit2743+15−1550.0%+0.538.5%1432
83.3%
72Godel 3.4.9 64-bit2732+17−1750.5%−4.135.0%1217
65.0%
73Delfi 5.4 2CPU2727+19−1940.4%+66.935.7%1017
60.4%
74Chessmaster 11 2CPU2722+35−3547.5%+15.639.4%259
82.8%
75‑76Chess Tiger 2007.12704+10−1045.3%+30.842.6%3304
50.9%
75‑76ProDeo 1.862704+30−3049.0%+4.137.1%364
51.6%
77Pawny 1.1 64-bit2703+29−2950.0%−4.141.3%385
90.3%
78Tucano 5.00 64-bit2680+20−2049.1%+4.840.8%818
53.1%
79Cheese 1.7 64-bit2679+26−2654.1%−28.340.7%486
55.6%
80Daydreamer 1.75 64-bit2677+17−1847.3%+18.340.6%1031
81.5%
81Movei 00.8.438 (10 10 10)2667+12−1247.2%+16.437.7%2646
52.3%
82RedQueen 1.1.3 64-bit2666+31−3146.7%+20.931.1%350
63.1%
83Alaric 7072661+12−1249.1%+5.634.4%2596
70.2%
84Djinn 1.021 64-bit2655+18−1848.6%+8.034.3%1008
53.5%
85Pharaon 3.5.1 4CPU2653+31−3234.9%+98.936.3%347
54.8%
86Cyrano 0.6b17 64-bit2650+28−2848.9%+6.835.8%416
52.9%
87Philou 3.7.1 64-bit2649+16−1649.1%+5.636.8%1359
53.9%
88E.T. Chess 13.01.082648+14−1449.2%+4.837.0%1730
74.4%
89Colossus 2008b2642+13−1348.7%+8.538.0%2068
64.6%
90Slow Chess Blitz WV2.12639+12−1248.2%+11.936.9%2515
60.7%
91Sjakk 2.2 64-bit2635+24−2452.3%−18.040.5%580
61.6%
92Rotor 0.7a2630+26−2650.0%−1.333.7%504
51.0%
93Gandalf 62629+12−1246.2%+26.235.7%2628
54.9%
94WildCat 82628+14−1449.0%+6.035.2%1806
61.8%
95Ruffian 2.1.02625+14−1446.9%+22.437.3%1787
53.5%
96Hamsters 0.72624+27−2749.2%+6.137.7%435
68.5%
97Nebula 2.0 64-bit2616+18−1850.0%−0.233.2%1028
65.8%
98Sloppy 0.2.2 64-bit2610+21−2149.6%+2.630.8%754
70.7%
99‑100GreKo 12.8 64-bit2600+30−3050.7%−7.235.5%358
50.0%
99‑100Rodin 7.02600+20−2048.7%+8.533.3%818
57.2%
101Aristarch 4.502598+12−1247.5%+17.532.0%2367
57.5%
102Glass 2.0 64-bit2596+18−1849.9%+0.735.0%1050
50.4%
103NoraGrace 2.0 64-bit2595+27−2755.8%−42.324.0%500
52.9%
104Petir 4.392594+22−2249.4%+1.637.3%638
61.6%
105‑106N2 0.4 64-bit2590+17−1750.5%−4.135.1%1123
49.5%
105‑106Pseudo 0.7c2590+13−1450.4%−3.137.4%1851
53.6%
107CuckooChess 1.12 32-bit2589+27−2747.8%+15.530.4%481
52.6%
108Amyan 1.722588+13−1350.8%−6.031.0%2089
83.8%
109GarboChess 3.0 64-bit2576+20−2050.7%−3.930.7%876
60.6%
110Brutus 8.05 64-bit2571+31−3148.3%+9.034.9%327
51.0%
111Jellyfish 1.1 64-bit2570+29−2952.5%−17.233.7%407
65.8%
112‑113Capivara LK 0.09b02f 64-bit2562+25−2551.3%−9.231.6%547
50.8%
112‑113DanaSah 5.072562+18−1849.1%+4.738.1%1055
52.7%
114Arminius 2013-08-10 64-bit2561+31−3147.8%+16.227.2%360
52.1%
115Francesca MAD 0.192560+17−1747.1%+20.333.0%1185
52.8%
116SOS 5.12559+14−1447.9%+12.634.2%1795
64.7%
117Anaconda 2.0.12553+27−2747.9%+12.535.2%458
81.8%
118Ufim 8.022540+13−1349.3%+2.431.1%2054
53.5%
119AnMon 5.662538+22−2250.0%+0.430.9%666
61.1%
120nanoSzachy 4.0 64-bit2534+21−2148.6%+8.831.8%801
62.2%
121Phalanx XXIV2529+25−2549.6%+0.626.6%548
78.9%
122Hermann 2.8 64-bit2515+21−2148.4%+11.526.9%813
61.2%
123Nimzo 82510+28−2845.5%+33.532.2%453
57.1%
124Fridolin 2.0 64-bit2506+35−3546.3%+25.531.1%270
50.7%
125Little Goliath Evolution 3.122505+18−1846.5%+24.233.5%1015
67.1%
126Tao 5.62500+17−1749.6%+3.027.1%1194
56.0%
127Delphil 3.2 64-bit2498+24−2550.2%−1.134.3%554
50.2%
128LittleThought 1.052 64-bit2497+20−2049.3%+4.324.7%863
54.1%
129Maverick 1.0 64-bit2495+31−3152.9%−22.431.0%364
65.0%
130Pupsi2 0.092488+21−2149.4%+3.529.5%793
58.6%
131Pepito 1.59 64-bit2485+25−2549.9%−3.235.5%507
50.9%
132‑133JikChess 0.01 64-bit2484+26−2650.4%−4.623.6%539
50.3%
132‑133Yace 0.99.872484+19−1950.0%+0.528.1%1007
57.0%
134Xpdnt 0910072482+16−1649.3%+4.232.0%1355
55.9%
135‑136Matacz 1.32479+29−2947.4%+18.033.0%382
51.3%
135‑136SpiderChess 0706032479+23−2350.1%+1.939.6%604
52.7%
137Cerebro 3.03d2478+19−1949.7%−0.330.0%1000
52.1%
138‑141Anatoli 0.35k2477+17−1750.3%−3.331.9%1262
49.9%
138‑141BBChess 1.3b2477+25−2551.0%−6.338.1%525
50.5%
138‑141Green Light Chess 3.01.2.22477+36−3646.3%+24.732.4%256
49.2%
138‑141K2 0.752477+27−2752.8%−19.632.7%447
53.1%
142Trace 1.362476+21−2248.8%+8.126.5%765
55.3%
143Quark 2.352474+20−2048.9%+6.129.3%829
56.7%
144Bruja 1.9.1 64-bit2471+22−2248.9%+8.325.9%723
61.8%
145Counter 1.22467+17−1748.3%+11.438.2%1119
57.6%
146Ghost 2.0.2 64-bit2464+25−2548.6%+10.929.0%555
73.3%
147Donna 2.1 64-bit2452+30−3050.8%−4.928.6%395
61.0%
148Dorky 4.3 64-bit2446+29−2949.0%+6.029.9%391
53.5%
149Carballo 1.32444+35−3546.0%+28.231.1%273
52.8%
150Snitch 1.6.2 64-bit2442+31−3148.6%+10.326.3%361
54.0%
151‑153Betsabe II 1.472440+23−2351.1%−6.525.2%675
49.0%
151‑153Eeyore 1.52 64-bit2440+22−2249.1%+5.826.6%744
50.0%
151‑153Hussar 0.42440+19−1948.4%+11.329.1%1017
58.1%
154Typhoon 1.00-3482436+37−3748.4%+11.527.8%255
58.3%
155Abrok 5.02431+26−2649.3%+5.329.4%506
62.9%
156Homer 2.012426+21−2049.1%+5.232.6%803
50.9%
157PostModernist 10162425+24−2447.5%+15.928.2%589
57.5%
158Gaia 3.5 64-bit2421+32−3250.0%−1.425.1%358
63.0%
159Ares 1.005 64-bit2415+22−2249.3%+4.835.1%715
51.9%
160KnightDreamer 3.32414+37−3748.8%+10.432.5%243
52.7%
161Muse 0.899b2412+22−2247.7%+17.927.1%738
57.4%
162Kiwi 0.6d 32-bit2410+20−2046.4%+22.827.1%861
61.0%
163‑164Diablo 0.5.12406+19−1949.5%+3.731.6%924
48.1%
163‑164Shallow r688 64-bit2406+20−2050.2%−3.129.3%928
52.9%
165Queen 4.032405+20−2048.9%+6.034.5%860
53.4%
166Dragon 4.62404+19−1946.5%+24.134.2%898
57.8%
167RomiChess P3k 32-bit2401+19−1949.2%+5.633.0%906
57.4%
168Simplex 0.9.8 64-bit2398+25−2551.5%−11.322.3%597
62.4%
169Comet B682393+23−2347.2%+19.325.8%682
52.9%
170‑171Tigran 2.4n 64-bit2392+20−2050.1%−0.931.0%839
49.1%
170‑171Waxman 20142392+24−2447.6%+16.731.1%594
52.9%
172Patzer 3.802391+25−2549.7%+2.825.8%570
52.2%
173‑174Amy 0.87b2390+25−2549.3%+7.325.3%565
49.5%
173‑174pikoSzachy 3.42390+35−3548.6%+10.224.1%295
55.0%
175Ifrit m1.8 64-bit2387+23−2348.8%+11.929.4%669
60.2%
176Gosu 0.162383+21−2147.6%+17.226.7%794
54.2%
177‑178Amateur 2.822382+21−2247.0%+20.925.0%787
47.7%
177‑178Sorgenkind 0.42382+15−1551.5%−9.028.1%1575
53.0%
179Horizon 4.42381+18−1849.2%+4.826.3%1103
57.4%
180‑182Alex 2.14a 64-bit2379+22−2250.1%+0.328.8%737
49.9%
180‑182Jazz 721 64-bit2379+22−2249.5%+2.427.6%729
50.2%
180‑182Sage 3.532379+18−1850.0%+0.127.9%1063
54.9%
183OliThink 5.3.2 64-bit2377+22−2249.5%+4.925.6%745
54.6%
184Thor's Hammer 2.28 32-bit2375+28−2849.6%+4.128.7%446
72.0%
185TJchess 1.012364+24−2450.7%−5.625.0%639
52.7%
186‑187Myrddin 0.87 64-bit2363+27−2747.8%+15.028.4%468
49.0%
186‑187Tytan 9.32363+24−2450.7%−5.325.9%633
75.6%
188Plisk 0.2.6 32-bit2348+36−3650.4%−1.326.3%274
54.6%
189Flux 2.2.12345+23−2349.9%+1.630.7%672
62.3%
190Arion 1.72340+20−2051.5%−12.027.5%854
56.6%
191WChess 1.062337+32−3347.3%+16.333.0%315
54.0%
192CyberPagno 2.2 64-bit2335+26−2651.0%−8.324.8%528
51.0%
193Lozza 1.15 64-bit2334+30−3054.7%−32.634.0%374
63.6%
194Amundsen 0.802328+20−2147.5%+18.029.9%825
51.1%
195‑196Aice 0.99.22327+21−2147.2%+20.726.3%787
51.3%
195‑196EveAnn 1.712327+34−3547.5%+17.632.9%280
53.8%
197‑198Asterisk 0.62325+21−2148.9%+6.927.2%837
50.5%
197‑198Nemeton 1.12325+32−3245.3%+31.430.6%333
58.0%
199Bagatur 1.3a 64-bit2321+20−2053.0%−24.027.3%911
59.1%
200KnightX 1.922317+24−2449.7%+1.327.6%641
52.8%
201‑203Averno 0.812316+24−2449.2%+4.727.5%586
50.6%
201‑203Butcher 1.61 64-bit2316+34−3444.7%+40.424.9%301
48.5%
201‑203Gibbon 2.60a 64-bit2316+25−2548.9%+6.630.6%565
64.2%
204ECE 12.012310+22−2248.5%+9.924.6%752
53.2%
205‑206Mediocre 0.42309+34−3450.8%−7.424.3%305
48.5%
205‑206Sungorus 1.4 64-bit2309+31−3147.8%+16.024.1%378
56.1%
207Popochin 2.92306+31−3147.4%+22.330.4%372
51.4%
208Zeus 1.272305+31−3151.6%−16.324.4%386
61.1%
209Natwarlal 0.142300+21−2148.4%+11.724.2%827
61.7%
210‑211Ant 2006-F2295+24−2548.5%+8.623.8%617
48.8%
210‑211Chezzz 1.0.32295+24−2449.8%−0.325.6%617
52.3%
212Joker 1.1.142294+22−2250.6%−4.527.8%730
68.5%
213Anechka 0.082287+20−2046.6%+26.226.2%928
55.6%
214Matilde 2008 64-bit2284+35−3548.6%+11.327.6%279
55.1%
215AliChess 4.252282+23−2349.9%−1.424.4%679
50.2%
216Chaturanga 2.4.32281+25−2550.3%−2.127.1%569
67.5%
217FireFly 2.7.0 64-bit2274+22−2247.8%+13.030.2%731
57.0%
218Orion 0.2 64-bit2271+23−2348.6%+10.027.3%673
75.5%
219Chispa 4.0.32260+21−2149.4%+3.827.5%800
54.8%
220Fischerle 0.9.60 64-bit2257+29−2947.1%+22.623.9%418
72.6%
221RattateChess 1.0 Nosferatu2246+22−2349.2%+7.728.2%692
52.7%
222Beowulf 2.4a 64-bit2245+22−2252.4%−19.225.2%761
51.2%
223Mango Paola Ajedrez 4.12244+22−2247.4%+19.325.8%733
56.1%
224‑225Ayito 0.2.9942242+24−2448.3%+10.522.6%624
49.7%
224‑225Protej 0.5.8c2242+27−2745.7%+29.722.5%516
60.0%
226MadChess 1.4 64-bit2238+22−2246.7%+22.127.2%758
50.5%
227Absolute Zero 2.4.0.0 64-bit2237+23−2348.2%+12.624.4%669
52.3%
228Exacto 0.e 64-bit2236+22−2248.3%+12.533.2%695
56.0%
229Buzz 0.08 64-bit2233+36−3648.3%+11.823.8%269
52.4%
230Atak 6.82232+20−2047.4%+18.722.9%888
55.2%
231Feuerstein 0.4.6.12230+19−1949.1%+6.028.5%944
70.7%
232Dolphin 1.02222+22−2249.9%−1.924.9%732
53.1%
233KMTChess 1.2.1 64-bit2221+26−2649.5%+2.323.4%548
53.7%
234ChessAlex 2.0r42219+24−2449.1%+3.029.7%607
56.2%
235‑236Bearded N44.22215+36−3651.1%−6.925.4%268
50.2%
235‑236ChessKISS 1.7c 64-bit2215+36−3647.3%+19.127.8%263
57.1%
237Uralochka 1.1b2211+20−2049.4%+4.126.2%897
64.4%
238Adam 3.32206+21−2150.3%−3.022.1%815
60.4%
239ZCT 0.3.24512201+27−2749.4%+4.025.5%478
57.0%
240Neurosis 2.52198+17−1749.1%+6.928.6%1218
67.5%
241BlackBishop 1.02192+18−1948.9%+8.627.3%1034
57.4%
242NG-Play 9.85 64-bit2189+34−3449.0%+6.428.8%306
52.3%
243‑244Alf 1.092187+24−2449.3%+2.230.9%618
51.2%
243‑244Latista (Sinobyl) 1.52187+28−2848.4%+7.625.2%449
58.6%
245‑246OBender 3.2.4.22183+20−2049.9%+1.925.3%904
49.3%
245‑246ProChess 1.02AD2183+21−2148.9%+3.623.3%824
59.1%
247Prophet 2.0 64-bit2178+35−3554.1%−29.224.0%292
60.2%
248Kurt 0.9.2.2 64-bit2173+25−2549.3%+4.723.2%594
62.0%
249NagaSkaki 5.122168+20−2050.5%−4.728.0%917
52.5%
250Chesley r323 64-bit2166+36−3648.4%+11.922.5%285
57.4%
251Lime 662162+23−2350.2%−2.721.1%729
90.5%
252KnockOut 0.7.12144+16−1651.8%−13.226.7%1416
87.0%
253Parrot 07.07.222129+21−2149.1%+6.723.1%815
66.6%
254BikJump 2.01 64-bit2120+36−3646.0%+26.427.0%274
50.5%
255Napoleon 1.5.0 64-bit2119+27−2747.2%+20.624.9%503
77.8%
256Clarabit 1.00 32-bit2106+22−2247.6%+13.929.9%736
92.1%
257Jabba 1.0 64-bit2076+34−3446.1%+27.822.3%318
68.0%
258Soldat III 0.178 64-bit2066+29−2951.0%−8.622.9%445
66.9%
259BigLion 2.23x2058+19−1947.0%+21.726.3%973
57.6%
260Ecce 1.0 (rev. 508) 64-bit2054+29−2949.7%+4.919.8%445
81.4%
261PLP 16615712037+24−2445.9%+29.423.9%640
64.2%
262Matheus 2.32030+25−2545.1%+38.022.7%599
55.0%
263Mustang 4.972028+27−2743.9%+41.030.8%484
61.6%
264Monarch 1.72023+22−2245.9%+39.519.5%858
57.7%
265‑266Bubble 1.52020+22−2244.5%+41.021.4%813
50.6%
265‑266Slibo 0.5.12020+26−2645.5%+33.219.4%573
72.9%
267ChessMind 0.822008+25−2546.5%+26.417.0%600
72.3%
268Cupcake 1.1a1997+29−2946.0%+33.116.3%480
54.9%
269BibiChess 0.51994+26−2646.8%+23.325.6%555
58.1%
270BSC 3.91989+37−3745.1%+38.424.0%263
55.7%
271Schola 1.1.0 32-bit1986+27−2745.7%+31.826.0%480
59.3%
272AdroitChess 0.31981+30−3147.3%+23.318.7%411
73.2%
273‑274Heracles 0.6.161969+24−2445.5%+32.327.8%608
48.6%
273‑274Smash 1.0.3 64-bit1969+36−3646.9%+20.924.5%274
53.9%
275Dabbaba 5.671967+37−3843.1%+51.721.3%268
52.4%
276‑277Marvin 1.3.01965+25−2544.6%+40.221.9%606
51.2%
276‑277Rival 1.181965+24−2446.8%+21.326.6%606
52.5%
278Zeta Dva 0220 64-bit1964+31−3145.2%+38.717.3%405
66.8%
279Monik 2.2.3 32-bit1954+31−3145.6%+30.827.1%365
81.4%
280Micro-Max 4.8 (DM-PII)1936+24−2448.7%+10.525.1%593
52.2%
281MatMoi 7.15.0-cct 32-bit1935+25−2542.7%+54.624.5%568
89.5%
282Reger 0.091912+25−2541.0%+68.221.6%606
70.1%
283Clueless 1.41903+23−2340.4%+77.017.2%762
58.3%
284Gogobello 0.10 64-bit1898+38−3938.8%+91.117.8%264
52.6%
285Warrior 1.0.31897+23−2443.6%+47.223.0%660
58.7%
286GChess IV 0.2.01893+26−2640.6%+70.028.3%515
67.7%
287Surprise 4.3b131883+29−3038.9%+88.519.1%446
89.5%
288Predateur 2.2 64-bit1852+41−4239.6%+79.218.1%216
68.0%
289BeRoChess 1.00 32-bit1838+37−3837.4%+98.522.9%266
96.7%
290Ziggurat 0.18 64-bit1788+41−4329.3%+160.224.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Komodo 9.1 64-bit 4CPU3326 43 − 39
+14−10=58
−3
54 − 26
+32−4=44
+42
58 − 24
+36−2=44
+8
19.5 − 10.5
+11−2=17
−46
37 − 15
+23−1=28
−8
22 − 8
+15−1=14
−7
35.5 − 16.5
+21−2=29
−58
21.5 − 8.5
+13−0=17
−46
16.5 − 2.5
+14−0=5
+105
22.5 − 7.5
+16−1=13
−25
23.5 − 6.5
+17−0=13
−5
2Stockfish 6 64-bit 4CPU330939 − 43
+10−14=58
+3
 76 − 38
+43−5=66
+52
72 − 40
+37−5=70
−20
68.5 − 33.5
+38−3=61
−16
30 − 12
+18−0=24
+7
44.5 − 15.5
+30−1=29
+10
31.5 − 10.5
+22−1=19
+9
39 − 11
+28−0=22
+24
13 − 6
+7−0=12
−52
 35 − 15
+22−2=26
−51
3Houdini 4 64-bit 4CPU326626 − 54
+4−32=44
−42
38 − 76
+5−43=66
−52
 32.5 − 27.5
+17−12=31
−31
29 − 11
+18−0=22
+60
27.5 − 14.5
+15−2=25
+12
50.5 − 20.5
+32−2=37
+33
30 − 14
+21−5=18
+11
25.5 − 7.5
+19−1=13
+72
15.5 − 4.5
+11−0=9
+60
8 − 2
+6−0=4
+70
34 − 13
+23−2=22
+9
4Fire 4 64-bit 4CPU321124 − 58
+2−36=44
−8
40 − 72
+5−37=70
+20
27.5 − 32.5
+12−17=31
+31
 19.5 − 19.5
+3−3=33
−16
34 − 28
+10−4=48
+6
42.5 − 27.5
+21−6=43
+22
25 − 17
+11−3=28
+1
31 − 21
+14−4=34
−1
10.5 − 8.5
+4−2=13
−23
5 − 4
+2−1=6
−38
19 − 13
+11−5=16
−15
5Gull 3 64-bit 4CPU319510.5 − 19.5
+2−11=17
+46
33.5 − 68.5
+3−38=61
+16
11 − 29
+0−18=22
−60
19.5 − 19.5
+3−3=33
+16
 14.5 − 17.5
+2−5=25
−25
22 − 18
+9−5=26
+4
 14.5 − 15.5
+5−6=19
−47
11 − 9
+4−2=14
−13
4.5 − 4.5
+1−1=7
−57
16 − 14
+9−7=14
−34
6Equinox 3.20 64-bit 4CPU319215 − 37
+1−23=28
+8
12 − 30
+0−18=24
−7
14.5 − 27.5
+2−15=25
−12
28 − 34
+4−10=48
−6
17.5 − 14.5
+5−2=25
+25
 20.5 − 21.5
+5−6=31
−22
6.5 − 4.5
+2−0=9
+10
17 − 15
+4−2=26
−18
  20.5 − 11.5
+10−1=21
+23
7Critter 1.6a 64-bit 4CPU31748 − 22
+1−15=14
+7
15.5 − 44.5
+1−30=29
−10
20.5 − 50.5
+2−32=37
−33
27.5 − 42.5
+6−21=43
−22
18 − 22
+5−9=26
−4
21.5 − 20.5
+6−5=31
+22
 32 − 28
+14−10=36
+6
17 − 15
+5−3=24
−1
10 − 10
+5−5=10
−16
6 − 4
+3−1=6
+25
21 − 13
+9−1=24
+27
8Rybka 4 64-bit 4CPU316116.5 − 35.5
+2−21=29
+58
10.5 − 31.5
+1−22=19
−9
14 − 30
+5−21=18
−11
17 − 25
+3−11=28
−1
 4.5 − 6.5
+0−2=9
−10
28 − 32
+10−14=36
−6
 15.5 − 14.5
+5−4=21
+5
  18 − 14
+11−7=14
+16
9Bouquet 1.8 64-bit 4CPU31578.5 − 21.5
+0−13=17
+46
11 − 39
+0−28=22
−24
7.5 − 25.5
+1−19=13
−72
21 − 31
+4−14=34
+1
15.5 − 14.5
+6−5=19
+47
15 − 17
+2−4=26
+18
15 − 17
+3−5=24
+1
14.5 − 15.5
+4−5=21
−5
 7.5 − 11.5
+4−8=7
−72
7.5 − 5.5
+4−2=7
+22
3 − 3
+0−0=6
−18
10Alfil 15.7 64-bit 4CPU31562.5 − 16.5
+0−14=5
−105
6 − 13
+0−7=12
+52
4.5 − 15.5
+0−11=9
−60
8.5 − 10.5
+2−4=13
+23
9 − 11
+2−4=14
+13
 10 − 10
+5−5=10
+16
 11.5 − 7.5
+8−4=7
+72
 12.5 − 9.5
+4−1=17
+18
11.5 − 9.5
+4−2=15
+7
11Protector 1.8.0 64-bit 4CPU31417.5 − 22.5
+1−16=13
+25
 2 − 8
+0−6=4
−70
4 − 5
+1−2=6
+38
4.5 − 4.5
+1−1=7
+57
 4 − 6
+1−3=6
−25
 5.5 − 7.5
+2−4=7
−22
9.5 − 12.5
+1−4=17
−18
 5.5 − 7.5
+3−5=5
−44
12BlackMamba 2.0 64-bit 4CPU31396.5 − 23.5
+0−17=13
+5
15 − 35
+2−22=26
+51
13 − 34
+2−23=22
−9
13 − 19
+5−11=16
+15
14 − 16
+7−9=14
+34
11.5 − 20.5
+1−10=21
−23
13 − 21
+1−9=24
−27
14 − 18
+7−11=14
−16
3 − 3
+0−0=6
+18
9.5 − 11.5
+2−4=15
−7
7.5 − 5.5
+5−3=5
+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)
#NameElo123456789101112
1Komodo 9.1 64-bit 4CPU3326 91.3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 6 64-bit 4CPU33098.7 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32660.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 4 64-bit 4CPU32110.00.00.0 91.393.4100.0100.0100.099.9100.0100.0
5Gull 3 64-bit 4CPU31950.00.00.08.7 60.499.0100.0100.099.299.9100.0
6Equinox 3.20 64-bit 4CPU31920.00.00.06.639.6 95.599.699.897.999.8100.0
7Critter 1.6a 64-bit 4CPU31740.00.00.00.01.04.5 95.297.587.198.1100.0
8Rybka 4 64-bit 4CPU31610.00.00.00.00.00.44.8 65.661.689.098.2
9Bouquet 1.8 64-bit 4CPU31570.00.00.00.00.00.22.534.4 52.483.995.3
10Alfil 15.7 64-bit 4CPU31560.00.00.00.10.82.112.938.447.6 78.085.6
11Protector 1.8.0 64-bit 4CPU31410.00.00.00.00.10.21.911.016.122.0 55.0
12BlackMamba 2.0 64-bit 4CPU31390.00.00.00.00.00.00.01.84.714.445.0 
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

599'726 games (114.57 MB)

All games with comments

599'726 games (359.22 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on August 22, 2015