CCRL 40/40
Downloads and Statistics
August 29, 2015
Testing summary:
Total: 601'097 games
played by 1'666 programs
83474 CPU days (X2 4600+)

White wins: 209'964 (34.9%)
Black wins: 155'584 (25.9%)
Draws: 235'549 (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 29, 2015 with Bayeselo based on 601'097 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 4CPU3327+21−2071.3%−133.649.9%748 
91.0%
2Stockfish 6 64-bit 4CPU3310+16−1667.1%−105.954.9%1263
100.0%
3Houdini 4 64-bit 4CPU3267+13−1360.1%−65.749.7%1941
100.0%
4Fire 4 64-bit 4CPU3212+17−1747.6%+14.861.5%975
90.9%
5Gull 3 64-bit 4CPU3197+15−1550.9%−7.758.7%1224
62.3%
6Equinox 3.20 64-bit 4CPU3193+19−1947.5%+15.064.0%766
95.4%
7Critter 1.6a 64-bit 4CPU3175+9−1052.3%−15.158.3%3427
95.9%
8Rybka 4 64-bit 4CPU3162+12−1253.8%−27.050.2%2290
64.8%
9Bouquet 1.8 64-bit 4CPU3158+14−1446.6%+21.858.4%1524
54.8%
10Alfil 15.7 64-bit 4CPU3156+28−2848.9%+9.661.0%354
76.2%
11Protector 1.8.0 64-bit 4CPU3142+29−2951.4%−8.355.2%357
55.9%
12BlackMamba 2.0 64-bit 4CPU3140+17−1744.2%+35.455.8%1044
96.1%
13‑14Hannibal 1.5 64-bit 4CPU3114+24−2451.7%−10.956.5%504
47.9%
13‑14Strelka 5.5 64-bit3114+9−954.2%−23.956.5%3885
53.9%
15NirvanaChess 2.1c 64-bit 4CPU3113+25−2543.5%+42.147.4%475
57.0%
16Texel 1.05 64-bit 4CPU3110+22−2246.5%+25.452.3%608
62.6%
17Naum 4.6 64-bit 4CPU3106+16−1645.9%+25.354.5%1144
73.3%
18Chiron 2 64-bit 4CPU3099+15−1541.8%+53.447.0%1388
69.0%
19Andscacs 0.81 64-bit 4CPU3090+32−3347.0%+16.450.4%280
55.0%
20Deep Fritz 14 64-bit 4CPU3087+17−1741.2%+55.455.9%1053
95.1%
21Hiarcs 14 4CPU3069+14−1442.1%+49.051.4%1632
91.6%
22Cheng 4.39 64-bit 4CPU3044+34−3452.6%−18.349.4%251
55.3%
23Deep Junior 13 64-bit 4CPU3041+16−1743.1%+43.149.7%1131
57.9%
24Senpai 1.0 64-bit 4CPU3038+21−2045.7%+23.753.9%687
71.2%
25Spike 1.4 Leiden 4CPU3032+11−1143.9%+37.446.9%2465
56.2%
26Deep Shredder 12 64-bit 4CPU3030+11−1148.2%+11.546.0%2631
100.0%
27Spark 1.0 64-bit 4CPU2983+15−1544.3%+37.445.6%1388
68.8%
28Zappa Mexico II 64-bit 4CPU2979+10−1048.6%+7.948.1%3242
75.5%
29Fizbo 1.31 64-bit 4CPU2968+30−3051.1%−6.841.9%358
74.8%
30Gaviota 1.0 64-bit 4CPU2955+24−2448.6%+9.744.0%523
61.7%
31Arasan 17.5 64-bit 4CPU2949+28−2849.9%+0.845.8%382
55.8%
32Onno 1.2.70 64-bit 4CPU2947+21−2148.8%+8.046.8%694
50.6%
33EXchess 7.51b 64-bit 4CPU2946+37−3752.8%−16.446.7%214
54.7%
34Deep Sjeng c't 20102944+11−1145.4%+29.545.8%2909
60.8%
35Thinker 5.4d Inert 64-bit 4CPU2940+24−2448.8%+7.550.7%491
54.8%
36Hakkapeliitta 3.0 64-bit2938+29−2955.1%−34.538.7%380
60.1%
37Toga II 3.0 4CPU2932+27−2747.9%+15.046.9%409
65.2%
38SmarThink 1.70 64-bit2926+18−1850.0%−1.141.0%1012
67.7%
39Vajolet2 2.0 64-bit2919+24−2448.9%+6.248.5%524
58.2%
40Crafty 23.8 64-bit 4CPU2914+34−3547.8%+15.347.0%251
56.9%
41‑42DiscoCheck 5.2 64-bit2911+19−1948.9%+5.743.2%856
49.3%
41‑42Quazar 0.4 64-bit2911+13−1349.5%+3.842.8%1975
62.8%
43Tornado 6.0 64-bit 4CPU2906+28−2846.0%+25.542.6%404
52.6%
44MinkoChess 1.3 64-bit 4CPU2904+23−2348.7%+6.845.3%559
54.4%
45Bright 0.4a 4CPU2903+15−1549.2%+5.440.6%1494
57.3%
46Booot 5.2.0 64-bit2901+15−1548.5%+11.242.6%1355
53.8%
47Deuterium 14.3.34.130 64-bit2900+18−1849.2%+4.445.0%927
59.1%
48iCE 2.0 64-bit2897+18−1851.0%−9.142.5%956
71.4%
49Scorpio 2.7.6 64-bit 4CPU2887+26−2647.7%+14.944.3%438
81.9%
50Bobcat 6.4b 64-bit 4CPU2868+30−3047.0%+20.246.1%334
56.4%
51The Baron 3.29 64-bit 4CPU2865+34−3447.9%+13.941.7%259
64.7%
52Nemo 1.0.1 64-bit2857+14−1449.2%+4.443.9%1545
57.3%
53Loop M1-T 64-bit 4CPU2855+12−1243.2%+43.645.2%2447
68.0%
54Rodent 1.7 64-bit2849+22−2250.1%−0.742.6%646
59.0%
55BugChess2 1.9 64-bit 4CPU2845+27−2746.4%+21.038.2%440
66.3%
56Atlas 3.80 64-bit2837+22−2248.8%+7.943.7%648
53.9%
57‑58Jonny 4.00 4CPU2835+29−3044.8%+28.736.8%383
51.0%
57‑58Octochess r5190 64-bit 4CPU2835+27−2742.2%+48.443.8%418
52.6%
59DisasterArea 1.54 64-bit2834+23−2347.3%+18.641.3%605
56.8%
60‑61Murka 3 64-bit2831+15−1549.8%+1.743.7%1360
51.6%
60‑61Pedone 1.1 64-bit 4CPU2831+32−3255.5%−43.739.7%317
71.1%
62GNU Chess 5.60 64-bit2819+23−2349.3%+0.941.0%573
85.1%
63Dirty 10Apr2015 64-bit2800+27−2748.5%+11.540.2%455
56.3%
64GnuCheese 1.00 64-bit2797+32−3249.5%+0.242.2%296
82.6%
65‑66Frenzee 3.5.19 64-bit2779+17−1749.6%+3.334.7%1190
51.6%
65‑66Naraku 1.42779+19−1949.9%+0.224.6%1044
66.7%
67Rhetoric 1.4.1 64-bit2773+19−1950.4%−3.238.6%936
71.0%
68Twisted Logic 20100131x 64-bit2765+21−2151.5%−12.634.7%784
73.1%
69Bison 9.11 64-bit2756+20−2049.0%+6.535.0%862
59.6%
70Ktulu 92753+13−1345.8%+27.638.7%1937
83.6%
71Chronos 1.9.9 64-bit2743+15−1550.0%+0.938.5%1432
83.2%
72Godel 3.4.9 64-bit2732+17−1750.5%−3.534.9%1221
65.5%
73Delfi 5.4 2CPU2727+18−1940.4%+67.335.7%1017
60.1%
74Chessmaster 11 2CPU2722+35−3547.5%+15.939.4%259
82.8%
75Chess Tiger 2007.12705+10−1045.3%+30.242.6%3304
55.4%
76Pawny 1.1 64-bit2703+28−2850.0%−4.141.5%393
51.7%
77ProDeo 1.862702+30−3048.9%+5.137.5%368
87.5%
78Tucano 5.00 64-bit2681+20−2049.1%+4.140.8%818
52.8%
79Cheese 1.7 64-bit2679+26−2654.0%−26.940.6%490
55.6%
80Daydreamer 1.75 64-bit2677+18−1847.3%+18.740.6%1031
81.5%
81Movei 00.8.438 (10 10 10)2668+11−1247.2%+15.837.7%2646
51.5%
82RedQueen 1.1.3 64-bit2667+31−3146.7%+20.831.1%350
63.8%
83Alaric 7072661+12−1249.1%+5.934.4%2596
70.7%
84Djinn 1.021 64-bit2655+18−1848.6%+8.334.3%1008
60.3%
85‑86Cyrano 0.6b17 64-bit2651+28−2848.9%+6.135.8%416
49.5%
85‑86Pharaon 3.5.1 4CPU2651+31−3234.5%+101.935.9%351
52.7%
87Philou 3.7.1 64-bit2650+16−1649.1%+5.136.8%1359
54.2%
88E.T. Chess 13.01.082649+14−1449.2%+4.237.0%1730
74.4%
89Colossus 2008b2642+13−1348.7%+9.038.0%2068
64.5%
90Slow Chess Blitz WV2.12639+12−1248.2%+12.336.9%2515
65.2%
91Sjakk 2.2 64-bit2634+23−2352.5%−20.039.6%599
54.6%
92Rotor 0.7a2632+26−2650.3%−3.233.7%508
55.6%
93Gandalf 62630+12−1146.2%+25.635.7%2628
54.9%
94WildCat 82629+14−1449.0%+5.435.2%1806
61.7%
95Ruffian 2.1.02626+14−1446.9%+21.737.3%1787
52.9%
96Hamsters 0.72625+27−2749.3%+5.138.0%439
62.3%
97Arminius 2015-08-06 64-bit2618+35−3555.9%−42.526.4%288
54.0%
98Nebula 2.0 64-bit2616+18−1850.0%+0.133.2%1032
63.6%
99Sloppy 0.2.2 64-bit2611+21−2149.6%+2.030.8%754
71.1%
100‑101GreKo 12.8 64-bit2600+30−3050.7%−7.035.5%358
49.8%
100‑101Rodin 7.02600+20−2048.7%+8.833.3%818
56.7%
102Aristarch 4.502598+12−1247.5%+17.932.0%2367
57.8%
103Glass 2.0 64-bit2596+18−1849.9%+1.235.0%1050
52.8%
104‑105NoraGrace 2.0 64-bit2595+27−2755.7%−41.824.0%504
50.5%
104‑105Petir 4.392595+23−2349.4%+1.237.3%638
61.7%
106‑107N2 0.4 64-bit2590+17−1750.5%−3.835.1%1123
49.5%
106‑107Pseudo 0.7c2590+13−1350.4%−2.637.4%1851
53.7%
108CuckooChess 1.12 32-bit2589+27−2747.8%+15.930.4%481
52.5%
109Amyan 1.722588+13−1350.8%−5.531.0%2089
83.7%
110GarboChess 3.0 64-bit2576+20−2050.7%−3.330.7%876
60.7%
111Brutus 8.05 64-bit2571+31−3148.3%+9.334.9%327
52.1%
112Jellyfish 1.1 64-bit2570+28−2852.3%−16.233.7%415
66.4%
113‑114Capivara LK 0.09b02f 64-bit2562+25−2551.4%−10.531.3%562
48.8%
113‑114DanaSah 5.072562+18−1849.1%+5.038.1%1055
56.6%
115‑116Francesca MAD 0.192560+17−1747.1%+20.833.0%1185
52.9%
115‑116SOS 5.12560+14−1447.9%+12.134.2%1795
64.6%
117Anaconda 2.0.12554+27−2747.9%+11.935.2%458
81.8%
118Ufim 8.022540+13−1349.3%+3.031.1%2054
54.5%
119AnMon 5.662539+22−2249.9%+0.131.0%668
60.1%
120nanoSzachy 4.0 64-bit2535+21−2148.6%+8.531.8%801
61.2%
121Phalanx XXIV2530+25−2549.8%−0.426.8%568
80.1%
122Hermann 2.8 64-bit2516+21−2148.4%+11.026.9%813
61.1%
123Nimzo 82511+27−2845.5%+32.932.2%453
56.6%
124Fridolin 2.0 64-bit2507+34−3446.5%+23.931.3%288
51.7%
125Little Goliath Evolution 3.122506+18−1846.5%+23.733.5%1015
64.7%
126‑127Delphil 3.2 64-bit2500+24−2450.5%−2.535.3%572
49.2%
126‑127Tao 5.62500+17−1749.6%+3.627.1%1194
57.2%
128LittleThought 1.052 64-bit2498+20−2049.3%+3.924.7%863
66.0%
129Maverick 1.0 64-bit2490+30−3051.7%−14.531.0%384
53.3%
130Pupsi2 0.092489+21−2149.4%+3.229.5%793
58.8%
131Pepito 1.59 64-bit2485+25−2549.9%−2.635.5%507
53.1%
132‑133JikChess 0.01 64-bit2484+25−2550.2%−3.823.6%555
47.7%
132‑133Yace 0.99.872484+19−1950.0%+1.028.1%1007
57.0%
134Xpdnt 0910072482+16−1649.3%+4.732.0%1355
55.8%
135Matacz 1.32480+29−2947.4%+17.733.0%382
51.3%
136SpiderChess 0706032479+23−2350.1%+2.439.6%604
52.8%
137Cerebro 3.03d2478+19−1949.7%+0.230.0%1000
52.1%
138‑140Anatoli 0.35k2477+17−1750.3%−2.831.9%1262
49.9%
138‑140BBChess 1.3b2477+25−2551.0%−5.938.1%525
50.6%
138‑140Green Light Chess 3.01.2.22477+36−3646.3%+25.032.4%256
51.6%
141Trace 1.362476+22−2148.8%+8.826.5%765
55.7%
142‑143K2 0.752474+27−2751.7%−13.333.2%467
48.6%
142‑143Quark 2.352474+20−2048.9%+6.729.3%829
56.9%
144Bruja 1.9.1 64-bit2472+22−2248.9%+7.825.9%723
61.9%
145Counter 1.22467+17−1748.3%+12.038.2%1119
62.0%
146Ghost 2.0.2 64-bit2462+25−2548.2%+13.829.1%570
67.7%
147Donna 2.1 64-bit2454+29−2950.7%−4.728.8%410
53.4%
148Carballo 1.32452+34−3446.9%+21.930.6%288
59.7%
149Dorky 4.3 64-bit2446+29−2949.0%+6.629.9%391
56.5%
150Snitch 1.6.2 64-bit2442+31−3148.6%+10.826.3%361
53.3%
151‑152Eeyore 1.52 64-bit2441+22−2249.1%+5.426.6%744
50.1%
151‑152Hussar 0.42441+19−1948.4%+10.929.1%1017
50.9%
153Betsabe II 1.472440+23−2350.9%−4.825.4%690
57.0%
154Typhoon 1.00-3482436+37−3748.4%+11.927.8%255
58.2%
155Abrok 5.02432+26−2649.3%+4.829.4%506
63.0%
156‑157Homer 2.012426+20−2149.1%+5.732.6%803
50.9%
156‑157PostModernist 10162426+24−2447.5%+15.428.2%589
58.1%
158Gaia 3.5 64-bit2422+32−3250.0%−2.225.1%358
64.1%
159Ares 1.005 64-bit2415+22−2248.9%+7.135.1%730
50.2%
160KnightDreamer 3.32414+37−3748.8%+10.832.5%243
52.7%
161Muse 0.899b2413+22−2247.7%+17.427.1%738
57.6%
162Kiwi 0.6d 32-bit2410+20−2146.4%+23.227.1%861
59.0%
163Shallow r688 64-bit2407+20−2050.2%−3.629.3%928
51.7%
164‑165Diablo 0.5.12406+19−1949.5%+4.131.6%924
51.1%
164‑165Queen 4.032406+20−2048.9%+5.534.5%860
53.3%
166Dragon 4.62405+19−1946.5%+23.634.2%898
57.9%
167RomiChess P3k 32-bit2402+19−1949.2%+5.233.0%906
57.5%
168Simplex 0.9.8 64-bit2399+25−2551.5%−11.822.3%597
62.1%
169‑170Comet B682393+23−2347.2%+19.825.8%682
51.9%
169‑170Tigran 2.4n 64-bit2393+20−2050.4%−3.230.9%855
53.1%
171Patzer 3.802391+25−2549.7%+3.425.8%570
52.5%
172‑173Amy 0.87b2390+25−2549.3%+7.925.3%565
49.7%
172‑173pikoSzachy 3.42390+35−3548.6%+10.724.1%295
52.7%
174Waxman 20142389+24−2447.5%+16.831.3%611
52.9%
175Ifrit m1.8 64-bit2388+23−2348.8%+11.429.4%669
60.1%
176Gosu 0.162384+21−2147.6%+16.726.7%794
52.6%
177Sorgenkind 0.42383+15−1551.5%−9.528.1%1575
52.2%
178‑179Amateur 2.822382+21−2147.0%+21.425.0%787
50.4%
178‑179Horizon 4.42382+18−1849.2%+4.326.3%1103
57.8%
180‑182Alex 2.14a 64-bit2379+22−2250.1%+0.828.8%737
50.2%
180‑182Jazz 721 64-bit2379+22−2249.5%+2.727.6%729
49.4%
180‑182Sage 3.532379+18−1850.0%+0.727.9%1063
55.4%
183OliThink 5.3.2 64-bit2377+22−2249.5%+5.325.6%745
54.1%
184Thor's Hammer 2.28 32-bit2375+28−2849.6%+4.628.7%446
69.5%
185Myrddin 0.87 64-bit2365+27−2747.6%+17.528.6%483
51.6%
186‑187TJchess 1.012364+24−2450.7%−5.025.0%639
51.8%
186‑187Tytan 9.32364+24−2450.7%−5.725.9%633
75.6%
188Plisk 0.2.6 32-bit2348+36−3650.4%−0.826.3%274
54.6%
189Flux 2.2.12346+23−2349.9%+1.130.7%672
62.2%
190Arion 1.72341+20−2051.5%−12.427.5%854
55.8%
191‑192Lozza 1.15 64-bit2338+29−2955.2%−36.734.3%391
51.2%
191‑192WChess 1.062338+32−3347.3%+15.933.0%315
55.1%
193CyberPagno 2.2 64-bit2335+25−2651.1%−9.225.7%544
65.3%
194‑195Aice 0.99.22328+21−2147.2%+20.226.3%787
48.9%
194‑195Amundsen 0.802328+20−2047.5%+18.629.9%825
52.2%
196EveAnn 1.712327+35−3547.5%+18.132.9%280
53.6%
197‑198Asterisk 0.62325+21−2048.9%+7.527.2%837
50.1%
197‑198Nemeton 1.12325+32−3245.3%+32.330.6%333
59.1%
199Bagatur 1.3a 64-bit2321+20−2053.0%−23.827.3%911
58.3%
200KnightX 1.922318+23−2349.7%+0.927.6%641
52.8%
201‑203Averno 0.812316+24−2449.2%+5.227.5%586
50.7%
201‑203Butcher 1.61 64-bit2316+34−3444.7%+41.124.9%301
49.4%
201‑203Gibbon 2.60a 64-bit2316+25−2548.9%+6.630.6%565
63.3%
204ECE 12.012311+22−2248.5%+9.324.6%752
51.3%
205Sungorus 1.4 64-bit2310+31−3147.8%+15.724.1%378
51.6%
206Mediocre 0.42309+34−3450.8%−6.824.3%305
54.6%
207‑208Popochin 2.92306+31−3147.4%+22.630.4%372
50.7%
207‑208Zeus 1.272306+31−3151.6%−16.824.4%386
61.3%
209Natwarlal 0.142300+21−2148.4%+12.224.2%827
60.6%
210Chezzz 1.0.32296+24−2449.8%−0.525.6%617
51.2%
211‑212Ant 2006-F2295+25−2548.5%+9.223.8%617
51.0%
211‑212Joker 1.1.142295+22−2250.6%−4.927.8%730
68.5%
213Anechka 0.082288+20−2046.6%+25.726.2%928
56.7%
214Matilde 2008 64-bit2284+35−3548.6%+11.327.6%279
54.2%
215‑216AliChess 4.252282+23−2349.9%−0.924.4%679
50.1%
215‑216Chaturanga 2.4.32282+25−2550.3%−2.627.1%569
66.8%
217FireFly 2.7.0 64-bit2275+21−2247.9%+12.330.3%748
65.8%
218Orion 0.2 64-bit2268+23−2348.2%+13.327.1%690
68.8%
219Chispa 4.0.32260+21−2149.4%+4.427.5%800
56.4%
220Fischerle 0.9.60 64-bit2257+29−2947.1%+22.423.9%418
71.5%
221RattateChess 1.0 Nosferatu2246+22−2249.2%+8.228.2%692
52.3%
222Beowulf 2.4a 64-bit2245+22−2252.4%−18.725.2%761
52.9%
223Mango Paola Ajedrez 4.12244+22−2247.4%+19.225.8%733
54.7%
224Ayito 0.2.9942242+24−2448.3%+10.922.6%624
57.7%
225Protej 0.5.8c2239+26−2645.2%+33.822.1%533
54.9%
226‑227Exacto 0.e 64-bit2237+22−2248.1%+12.833.6%712
48.4%
226‑227MadChess 1.4 64-bit2237+21−2146.5%+24.027.7%775
54.6%
228Absolute Zero 2.4.0.0 64-bit2235+23−2347.7%+16.124.6%686
54.3%
229Buzz 0.08 64-bit2233+36−3648.3%+11.623.8%269
51.1%
230Atak 6.82232+20−2047.4%+19.222.9%888
55.1%
231Feuerstein 0.4.6.12231+19−1949.1%+5.528.5%944
70.9%
232Dolphin 1.02222+22−2249.9%−1.424.9%732
52.5%
233‑234ChessKISS 1.7c 64-bit2221+35−3547.3%+18.127.5%280
49.9%
233‑234KMTChess 1.2.1 64-bit2221+26−2649.5%+2.923.4%548
53.7%
235ChessAlex 2.0r42219+24−2449.1%+3.629.7%607
56.2%
236Bearded N44.22216+36−3651.1%−7.525.4%268
57.3%
237Uralochka 1.1b2212+20−2049.4%+3.626.2%897
64.6%
238Adam 3.32206+21−2150.3%−2.622.1%815
60.3%
239ZCT 0.3.24512202+27−2749.4%+3.525.5%478
57.0%
240Neurosis 2.52199+17−1749.1%+6.428.6%1218
67.5%
241BlackBishop 1.02193+18−1848.9%+8.127.3%1034
58.4%
242NG-Play 9.85 64-bit2189+34−3449.0%+6.528.8%306
51.5%
243Alf 1.092188+24−2449.3%+1.730.9%618
50.7%
244Latista (Sinobyl) 1.52187+28−2848.4%+8.325.2%449
58.8%
245OBender 3.2.4.22184+20−2049.9%+1.325.3%904
50.4%
246ProChess 1.02AD2183+21−2148.9%+3.823.3%824
58.6%
247Prophet 2.0 64-bit2179+35−3554.1%−29.724.0%292
60.1%
248Kurt 0.9.2.2 64-bit2173+25−2549.3%+5.223.2%594
62.0%
249NagaSkaki 5.122168+20−2050.5%−4.128.0%917
60.2%
250‑251Chesley r323 64-bit2163+35−3548.5%+11.022.2%297
50.0%
250‑251Lime 662163+23−2350.2%−3.221.1%729
90.5%
252KnockOut 0.7.12144+16−1651.8%−12.726.7%1416
86.9%
253Parrot 07.07.222129+21−2149.1%+7.223.1%815
63.0%
254BikJump 2.01 64-bit2122+35−3546.7%+22.227.6%286
56.5%
255Napoleon 1.5.0 64-bit2119+26−2647.3%+19.624.7%515
76.0%
256Clarabit 1.00 32-bit2106+22−2247.6%+14.429.9%736
93.3%
257Jabba 1.0 64-bit2075+33−3345.9%+29.022.7%330
66.9%
258Soldat III 0.178 64-bit2066+28−2850.9%−7.623.0%457
60.4%
259BigLion 2.23w2061+26−2648.2%+11.021.7%544
66.7%
260Ecce 1.0 (rev. 508) 64-bit2052+29−2949.2%+7.919.3%457
77.2%
261PLP 16615712037+24−2445.9%+29.923.9%640
64.0%
262Matheus 2.32031+25−2545.1%+37.622.7%599
54.9%
263Mustang 4.972029+27−2743.9%+40.630.8%484
61.6%
264Monarch 1.72024+22−2245.9%+39.119.5%858
57.9%
265Bubble 1.52021+22−2244.5%+40.521.4%813
50.7%
266Slibo 0.5.12020+26−2645.5%+33.819.4%573
73.0%
267ChessMind 0.822009+25−2546.5%+25.917.0%600
72.7%
268Cupcake 1.1a1997+29−2946.0%+33.316.3%480
54.4%
269BibiChess 0.51995+26−2646.8%+22.825.6%555
57.8%
270BSC 3.91990+37−3745.1%+38.224.0%263
55.9%
271Schola 1.1.0 32-bit1987+27−2745.7%+31.326.0%480
59.3%
272AdroitChess 0.31982+31−3147.3%+22.918.7%411
69.3%
273Smash 1.0.3 64-bit1970+36−3646.9%+20.124.5%274
50.7%
274Heracles 0.6.161969+24−2445.5%+32.927.8%608
52.7%
275Dabbaba 5.671968+37−3743.1%+51.621.3%268
52.3%
276Marvin 1.3.01966+25−2544.6%+39.921.9%606
52.0%
277Rival 1.181965+24−2446.8%+21.926.6%606
52.6%
278Zeta Dva 0220 64-bit1964+31−3145.2%+39.217.3%405
66.6%
279Monik 2.2.3 32-bit1955+31−3145.6%+30.427.1%365
81.4%
280Micro-Max 4.8 (DM-PII)1936+24−2448.7%+11.125.1%593
52.3%
281MatMoi 7.15.0-cct 32-bit1935+25−2642.7%+55.224.5%568
89.5%
282Reger 0.091913+25−2541.0%+67.721.6%606
69.8%
283Clueless 1.41904+23−2340.4%+76.717.2%762
59.0%
284Gogobello 0.10 64-bit1899+38−3938.8%+90.517.8%264
52.2%
285Warrior 1.0.31897+24−2443.6%+47.823.0%660
58.6%
286GChess IV 0.2.01894+26−2640.6%+69.628.3%515
67.7%
287Surprise 4.3b131884+29−3038.9%+88.019.1%446
89.5%
288Predateur 2.2 64-bit1853+41−4239.6%+78.718.1%216
68.0%
289BeRoChess 1.00 32-bit1839+37−3837.4%+97.922.9%266
96.7%
290Ziggurat 0.18 64-bit1788+42−4329.3%+160.824.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Komodo 9.1 64-bit 4CPU3327 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
−45
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
+104
22.5 − 7.5
+16−1=13
−25
23.5 − 6.5
+17−0=13
−5
2Stockfish 6 64-bit 4CPU331039 − 43
+10−14=58
+3
 76 − 38
+43−5=66
+52
72 − 40
+37−5=70
−20
68.5 − 33.5
+38−3=61
−15
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
−53
 35 − 15
+22−2=26
−51
3Houdini 4 64-bit 4CPU326726 − 54
+4−32=44
−42
38 − 76
+5−43=66
−52
 32.5 − 27.5
+17−12=31
−31
29.5 − 11.5
+18−0=23
+58
27.5 − 14.5
+15−2=25
+12
50.5 − 20.5
+32−2=37
+33
31 − 14
+22−5=18
+16
25.5 − 7.5
+19−1=13
+72
15.5 − 4.5
+11−0=9
+59
8 − 2
+6−0=4
+70
34 − 13
+23−2=22
+9
4Fire 4 64-bit 4CPU321224 − 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
−15
34 − 28
+10−4=48
+6
43 − 28
+21−6=44
+21
25 − 17
+11−3=28
+1
31 − 21
+14−4=34
−1
10.5 − 8.5
+4−2=13
−24
5 − 4
+2−1=6
−38
19 − 13
+11−5=16
−15
5Gull 3 64-bit 4CPU319710.5 − 19.5
+2−11=17
+45
33.5 − 68.5
+3−38=61
+15
11.5 − 29.5
+0−18=23
−58
19.5 − 19.5
+3−3=33
+15
 15 − 18
+2−5=26
−27
22 − 18
+9−5=26
+3
1 − 0
+1−0=0
+INF
14.5 − 15.5
+5−6=19
−48
11 − 9
+4−2=14
−15
4.5 − 4.5
+1−1=7
−58
16 − 14
+9−7=14
−35
6Equinox 3.20 64-bit 4CPU319315 − 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
18 − 15
+5−2=26
+27
 21 − 22
+5−6=32
−23
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 4CPU31758 − 22
+1−15=14
+7
15.5 − 44.5
+1−30=29
−10
20.5 − 50.5
+2−32=37
−33
28 − 43
+6−21=44
−21
18 − 22
+5−9=26
−3
22 − 21
+6−5=32
+23
 32.5 − 28.5
+14−10=37
+5
17 − 15
+5−3=24
−1
10 − 10
+5−5=10
−17
6 − 4
+3−1=6
+25
21 − 13
+9−1=24
+27
8Rybka 4 64-bit 4CPU316216.5 − 35.5
+2−21=29
+58
10.5 − 31.5
+1−22=19
−9
14 − 31
+5−22=18
−16
17 − 25
+3−11=28
−1
0 − 1
+0−1=0
−INF
4.5 − 6.5
+0−2=9
−10
28.5 − 32.5
+10−14=37
−5
 15.5 − 14.5
+5−4=21
+5
  18 − 14
+11−7=14
+16
9Bouquet 1.8 64-bit 4CPU31588.5 − 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
+48
15 − 17
+2−4=26
+18
15 − 17
+3−5=24
+1
14.5 − 15.5
+4−5=21
−5
 8 − 12
+4−8=8
−65
8 − 6
+4−2=8
+21
3 − 3
+0−0=6
−18
10Alfil 15.7 64-bit 4CPU31562.5 − 16.5
+0−14=5
−104
6 − 13
+0−7=12
+53
4.5 − 15.5
+0−11=9
−59
8.5 − 10.5
+2−4=13
+24
9 − 11
+2−4=14
+15
 10 − 10
+5−5=10
+17
 12 − 8
+8−4=8
+65
 12.5 − 9.5
+4−1=17
+19
12 − 10
+4−2=16
+8
11Protector 1.8.0 64-bit 4CPU31427.5 − 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
+58
 4 − 6
+1−3=6
−25
 6 − 8
+2−4=8
−21
9.5 − 12.5
+1−4=17
−19
 6.5 − 7.5
+4−5=5
−20
12BlackMamba 2.0 64-bit 4CPU31406.5 − 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
+35
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
10 − 12
+2−4=16
−8
7.5 − 6.5
+5−4=5
+20
 
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 4CPU3327 91.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 6 64-bit 4CPU33109.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32670.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 4 64-bit 4CPU32120.00.00.0 90.993.7100.0100.0100.0100.0100.0100.0
5Gull 3 64-bit 4CPU31970.00.00.09.1 62.399.2100.0100.099.4100.0100.0
6Equinox 3.20 64-bit 4CPU31930.00.00.06.337.7 95.499.799.998.399.8100.0
7Critter 1.6a 64-bit 4CPU31750.00.00.00.00.84.6 95.997.789.198.2100.0
8Rybka 4 64-bit 4CPU31620.00.00.00.00.00.34.1 64.863.688.798.1
9Bouquet 1.8 64-bit 4CPU31580.00.00.00.00.00.12.335.2 54.883.795.3
10Alfil 15.7 64-bit 4CPU31560.00.00.00.00.61.710.936.445.2 76.284.4
11Protector 1.8.0 64-bit 4CPU31420.00.00.00.00.00.21.811.316.323.8 55.9
12BlackMamba 2.0 64-bit 4CPU31400.00.00.00.00.00.00.01.94.715.644.1 
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

601'097 games (114.81 MB)

All games with comments

601'097 games (360.01 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 29, 2015