CCRL 40/40
Downloads and Statistics
December 21, 2013
Testing summary:
Total: 487'986 games
played by 1'398 programs
66179 CPU days (X2 4600+)

White wins: 172'592 (35.4%)
Black wins: 127'452 (26.1%)
Draws: 187'942 (38.5%)
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 December 21, 2013 with Bayeselo based on 487'986 games

Color legend: Commercial, Free, Open source, Private.
Bold font - tested with 200 games or more. Normal font - less than 200 games.

RankNameRatingScoreAverage
Opponent		DrawsGamesLOS
Elo+−
1Houdini 4 64-bit 4CPU3256+33−3356.4%−37.254.0%265 
96.3%
2Komodo 6 64-bit 4CPU3224+17−1658.6%−52.556.7%1065
67.7%
3Stockfish 4 64-bit 4CPU3219+16−1660.9%−64.258.9%1054
100.0%
4Critter 1.6a 64-bit 4CPU3175+12−1256.5%−39.259.4%2159
94.9%
5Rybka 4 64-bit 4CPU3161+13−1358.3%−54.849.2%1828
85.6%
6Bouquet 1.5 64-bit 4CPU3146+23−2346.4%+20.263.6%500
52.7%
7Gull 2.3 64-bit 4CPU3145+21−2249.2%+4.358.6%604
98.2%
8Strelka 5.5 64-bit3117+11−1157.0%−42.556.7%2456
96.4%
9Hannibal 1.4b 64-bit 4CPU3091+25−2542.2%+46.056.5%467
83.0%
10‑11Naum 4.2 64-bit 4CPU3078+11−1146.9%+17.849.9%2660
48.8%
10‑11Protector 1.5.0 64-bit 4CPU3078+24−2443.1%+41.848.9%511
65.0%
12Hiarcs 14 4CPU3072+17−1741.6%+50.951.7%1090
78.1%
13Chiron 1.1a 64-bit 4CPU3062+22−2240.0%+62.548.4%620
72.7%
14Deep Junior Yokohama 64-bit 4CPU3050+29−2953.8%−28.945.2%378
52.0%
15Deep Fritz 13 4CPU3049+16−1640.9%+55.349.7%1131
83.2%
16BlackMamba 1.4 64-bit3037+16−1744.1%+34.752.0%1104
57.5%
17Spike 1.4 Leiden 4CPU3035+13−1342.5%+46.146.3%1806
68.3%
18Deep Shredder 12 64-bit 4CPU3031+12−1148.8%+7.345.7%2429
100.0%
19Zappa Mexico II 64-bit 4CPU2983+10−1148.9%+5.748.0%3083
74.3%
20Spark 1.0 64-bit 4CPU2976+17−1839.6%+67.645.2%1043
99.7%
21Deep Sjeng c't 20102946+11−1145.0%+31.545.9%2687
57.8%
22Onno 1.2.70 64-bit 4CPU2943+26−2649.1%+6.546.9%463
51.4%
23Thinker 5.4d Inert 64-bit 4CPU2942+27−2750.8%−5.550.3%398
90.5%
24Booot 5.2.0 64-bit2917+26−2649.9%+0.841.4%486
62.2%
25Toga II 1.4.1SE 4CPU2912+13−1349.0%+6.941.6%2092
59.8%
26Quazar 0.4 64-bit2909+17−1750.3%−0.541.6%1196
62.8%
27Bright 0.4a 4CPU2905+15−1549.9%+1.540.4%1415
71.7%
28MinkoChess 1.3 64-bit 4CPU2894+34−3450.4%−6.544.6%267
52.8%
29Tornado 4.88 64-bit 4CPU2892+32−3350.3%−3.542.2%294
81.4%
30Crafty 23.4 64-bit 4CPU2870+40−4048.0%+11.734.0%200
58.3%
31‑32Gaviota 0.86 64-bit 4CPU2864+33−3360.4%−74.034.7%314
50.5%
31‑32Scorpio 2.7.5 64-bit 4CPU2864+37−3845.7%+23.649.5%210
57.0%
33Nemo 1.0.1 64-bit2860+17−1750.8%−7.043.4%1052
65.0%
34Loop M1-T 64-bit 4CPU2856+12−1143.2%+42.745.2%2447
77.3%
35Texel 1.02 64-bit2843+29−2947.1%+15.941.6%380
65.9%
36BugChess2 1.9 64-bit 4CPU2834+33−3348.2%+4.837.5%312
62.0%
37‑38Jonny 4.00 4CPU2827+30−3146.5%+15.434.1%367
49.9%
37‑38SmarThink 1.40 64-bit2827+38−3846.2%+25.635.0%234
54.9%
39Murka 3 64-bit2824+29−2953.8%−23.340.9%384
73.6%
40DiscoCheck 5.0.1 64-bit2810+34−3452.9%−20.733.2%292
83.5%
41Dirty 20Apr2013 64-bit2789+25−2550.0%+0.434.9%550
71.8%
42Frenzee 3.5.19 64-bit2780+20−2049.0%+6.234.5%818
57.6%
43GNU Chess 5.50 64-bit2776+26−2650.9%−4.836.5%469
59.8%
44‑45EXchess 7.18b 64-bit2771+29−2954.3%−30.640.4%381
50.4%
44‑45Naraku 1.42771+23−2348.8%+8.224.3%704
60.0%
46Twisted Logic 20100131x 64-bit2767+21−2152.0%−15.734.7%737
54.1%
47Octochess r5190 64-bit2765+28−2848.7%+9.643.2%387
67.1%
48Bison 9.11 64-bit2756+26−2650.2%−2.434.4%485
56.5%
49Ktulu 92754+14−1445.5%+29.339.1%1796
60.6%
50NirvanaChess 1.3 64-bit2749+31−3149.3%+5.637.4%334
64.5%
51‑52Arasan 16.2 64-bit2741+34−3448.8%+10.332.3%291
49.2%
51‑52Cheng4 0.36a 64-bit2741+31−3148.2%+12.133.9%342
53.1%
53Chronos 1.9.9 32-bit2740+17−1750.5%−1.643.1%1094
80.1%
54Bobcat 3.25 64-bit2728+21−2151.4%−9.138.9%754
52.9%
55Delfi 5.4 2CPU2727+19−1940.4%+67.035.7%1017
51.2%
56Deuterium 13.1.31.113 64-bit2726+28−2845.2%+32.939.7%398
58.0%
57Chessmaster 11 2CPU2722+35−3547.5%+15.639.4%259
83.8%
58Chess Tiger 2007.12703+10−1145.2%+32.242.4%3171
61.5%
59ProDeo 1.862698+32−3250.5%−4.336.6%314
63.3%
60iCE 1.0 64-bit2691+23−2352.6%−19.739.3%613
53.9%
61Rodent 1.2 64-bit2689+32−3247.0%+17.830.7%322
69.1%
62Daydreamer 1.75 64-bit2680+21−2148.3%+12.139.9%747
52.3%
63Atlas 3.60 64-bit2678+33−3347.4%+16.935.5%304
71.1%
64‑65Movei 00.8.438 (10 10 10)2668+12−1247.4%+15.537.8%2528
51.1%
64‑65Vajolet 2.482668+35−3545.3%+28.334.0%265
53.9%
66RedQueen 1.1.3 64-bit2665+31−3146.7%+21.231.1%350
62.9%
67Alaric 7072660+12−1249.1%+5.534.2%2449
69.7%
68Pawny 1.0 64-bit2652+27−2749.9%+1.037.1%456
55.0%
69Godel 2.3.7 64-bit2650+24−2447.7%+15.037.4%556
53.6%
70E.T. Chess 13.01.082648+14−1449.3%+4.437.1%1646
60.3%
71‑72Cyrano 0.6b17 32-bit2646+15−1547.9%+12.941.1%1515
48.5%
71‑72Pharaon 3.5.1 4CPU2646+33−3435.4%+94.736.6%309
56.8%
73Philou 3.7.1 64-bit2643+18−1849.3%+4.736.1%1038
56.9%
74‑75Colossus 2008b2641+13−1348.7%+8.437.9%2066
49.1%
74‑75The Baron 2.23 64-bit2641+30−3050.0%−2.232.8%375
57.6%
76Slow Chess Blitz WV2.12638+12−1248.1%+12.836.7%2461
68.6%
77Alfil 12 MT2631+25−2552.2%−17.633.5%528
57.5%
78Gandalf 62629+12−1246.1%+26.235.8%2598
58.6%
79WildCat 82627+14−1448.9%+6.135.2%1752
55.1%
80Ruffian 2.1.02625+14−1447.0%+22.337.3%1756
56.7%
81Nebula 2.0 64-bit2623+27−2747.6%+15.333.5%457
52.2%
82Rotor 0.7a2622+28−2851.1%−8.631.2%420
51.2%
83Tucano 3.00 64-bit2621+28−2848.1%+12.238.3%418
55.8%
84Hamsters 0.72618+31−3147.0%+20.537.5%333
59.8%
85Sloppy 0.2.2 64-bit2613+22−2250.1%−1.430.7%724
69.3%
86Djinn 0.992 64-bit2602+36−3646.9%+19.138.1%244
61.1%
87Aristarch 4.502597+12−1347.5%+18.032.0%2313
58.4%
88‑89Glass 1.9 64-bit2593+32−3251.3%−8.530.6%320
49.0%
88‑89Petir 4.392593+23−2349.4%+1.937.3%638
60.7%
90Pseudo 0.7c2590+14−1450.6%−4.537.6%1754
54.5%
91CuckooChess 1.12 32-bit2588+27−2747.8%+16.030.4%481
52.0%
92Amyan 1.722587+13−1351.0%−6.231.0%1989
62.8%
93N2 0.4 64-bit2584+18−1849.8%+0.334.9%1032
59.7%
94GarboChess 3.0 64-bit2580+21−2152.2%−13.831.6%778
57.0%
95DanaSah 5.072577+29−2949.3%+3.843.9%355
75.6%
96Brutus 8.05 32-bit2565+17−1749.3%+2.736.8%1134
66.9%
97Francesca MAD 0.192559+17−1746.8%+22.533.0%1153
54.7%
98SOS 5.12558+14−1447.8%+13.234.1%1786
51.0%
99Arminius 2013-08-10 64-bit2557+37−3746.2%+26.229.4%248
57.3%
100Anaconda 2.0.12553+27−2747.9%+12.035.2%458
60.1%
101GreKo 9.7 64-bit2547+35−3548.8%+5.741.4%249
61.3%
102‑103Rodin 5.12540+31−3152.4%−15.528.6%360
51.7%
102‑103Ufim 8.022540+13−1349.3%+2.530.9%1998
50.5%
104‑105AnMon 5.662539+23−2350.4%−2.431.2%650
51.0%
104‑105nanoSzachy 4.0 64-bit2539+24−2447.4%+17.132.7%568
92.9%
106Hermann 2.8 64-bit2515+21−2148.4%+11.426.9%813
61.5%
107Nimzo 82510+28−2845.5%+33.432.2%453
53.2%
108Cheese 1.5 64-bit2508+34−3448.5%+8.940.0%270
56.3%
109Little Goliath Evolution 3.122505+18−1846.4%+23.933.5%1014
64.3%
110Tao 5.62500+17−1749.6%+3.427.1%1194
56.4%
111LittleThought 1.052 64-bit2498+21−2149.9%+0.223.7%813
73.0%
112Delphil 2.82488+23−2349.4%+3.533.6%633
65.1%
113Yace 0.99.872483+19−1950.2%−0.727.6%977
50.8%
114‑115Pupsi2 0.092482+29−2947.7%+16.532.1%408
50.6%
114‑115Xpdnt 0910072482+16−1649.3%+4.432.0%1355
58.3%
116‑120Anatoli 0.35k2479+17−1750.9%−7.132.3%1234
52.5%
116‑120Cerebro 3.03d2479+19−1949.8%−1.229.7%980
49.3%
116‑120Matacz 1.32479+29−2947.4%+18.033.0%382
50.0%
116‑120Pepito 1.59 32-bit2479+24−2449.6%+1.134.0%583
50.5%
116‑120SpiderChess 0706032479+23−2350.1%+2.039.6%604
54.2%
121‑122BBChess 1.3b2477+25−2551.0%−6.338.1%525
49.1%
121‑122Trace 1.362477+22−2249.1%+6.626.1%754
52.7%
123Quark 2.352476+21−2149.7%+0.929.9%787
54.7%
124Green Light Chess 3.01.2.22474+39−3945.0%+33.133.0%221
52.2%
125Bruja 1.9.1 64-bit2472+23−2349.8%+2.626.0%658
64.6%
126Counter 1.22467+17−1748.3%+11.538.2%1119
84.7%
127Dorky 4.3 64-bit2448+31−3150.1%−2.231.1%350
57.2%
128Eeyore 1.52 64-bit2444+25−2452.7%−19.125.8%578
61.9%
129Hussar 0.42440+19−1948.4%+10.828.5%974
56.8%
130Typhoon 1.00-3482436+37−3748.4%+11.527.8%255
57.7%
131PostModernist 10162432+25−2547.7%+14.529.0%545
56.9%
132Snitch 1.6.2 32-bit2429+24−2447.6%+15.428.7%614
57.1%
133Homer 2.012426+21−2049.1%+5.332.6%803
57.9%
134Abrok 5.02422+31−3249.3%+5.328.9%342
62.9%
135KnightDreamer 3.32414+37−3748.8%+10.032.5%243
50.3%
136‑137Betsabe II 1.30 64-bit2413+29−2953.0%−21.726.7%434
50.4%
136‑137Muse 0.899b2413+22−2247.6%+18.327.0%730
59.2%
138Kiwi 0.6d 32-bit2410+20−2046.4%+22.827.1%861
61.5%
139‑140Diablo 0.5.12405+19−1949.5%+4.531.6%924
50.8%
139‑140Queen 4.032405+20−2048.9%+5.934.5%860
51.6%
141Sjakk 2.0 64-bit2404+31−3146.3%+27.930.9%353
52.2%
142Dragon 4.62403+19−1946.3%+25.434.3%888
54.8%
143RomiChess P3k 32-bit2402+19−1949.2%+5.033.0%906
62.2%
144‑145Amy 0.87b2397+26−2650.0%+2.525.6%516
48.3%
144‑145Gaia 3.5 32-bit2397+23−2348.8%+8.729.0%627
52.9%
146Comet B682396+24−2447.2%+19.625.3%640
53.0%
147Simplex 0.9.8 32-bit2395+31−3149.3%+3.031.3%345
52.1%
148Tigran 2.4n 64-bit2393+41−4060.1%−70.429.0%217
52.4%
149Patzer 3.802392+26−2649.8%+1.825.3%506
50.9%
150Shallow r688 64-bit2391+37−3658.2%−61.629.1%268
51.6%
151pikoSzachy 3.42390+35−3548.6%+9.924.1%295
54.5%
152‑153Ifrit m1.8 64-bit2387+28−2848.6%+12.927.8%443
50.2%
152‑153Phalanx XXII2387+24−2550.1%−0.923.5%595
58.3%
154‑155Gosu 0.162384+21−2147.4%+18.326.5%780
48.6%
154‑155Sorgenkind 0.42384+16−1652.4%−15.728.4%1487
58.7%
156Horizon 4.42382+18−1849.2%+4.226.3%1103
51.9%
157Amateur 2.822381+21−2247.0%+21.325.0%787
52.8%
158Rhetoric 1.0 64-bit2380+37−3749.0%+8.230.8%253
51.0%
159Sage 3.532379+18−1850.0%+0.427.9%1063
56.2%
160Alex 2.14a 64-bit2377+23−2351.6%−10.028.1%637
55.3%
161Thor's Hammer 2.28 32-bit2374+28−2849.5%+4.229.1%440
54.8%
162OliThink 5.3.2 64-bit2372+24−2449.2%+6.724.5%607
51.1%
163Jazz 721 64-bit2371+29−2948.8%+9.030.2%410
59.5%
164Ares 1.0042367+16−1649.4%+2.926.7%1395
51.5%
165TJchess 1.1 32-bit2366+39−4045.0%+37.625.8%221
57.6%
166Tytan 9.32362+24−2450.7%−5.725.9%633
77.5%
167Plisk 0.2.7d 32-bit2349+22−2251.0%−8.725.3%715
59.1%
168Flux 2.2.12345+23−2350.2%−0.430.3%657
61.2%
169Arion 1.72341+21−2151.8%−15.427.6%818
51.9%
170Myrddin 0.86 64-bit2340+28−2849.7%+3.131.6%431
52.3%
171Ghost 2.0.1 32-bit2339+20−2051.5%−9.729.7%874
55.8%
172WChess 1.062336+32−3347.3%+15.933.0%315
65.4%
173Amundsen 0.80 32-bit2328+20−2147.5%+18.129.9%825
52.7%
174Aice 0.99.22327+21−2147.2%+19.926.3%777
52.2%
175EveAnn 1.71a2326+33−3349.2%+3.434.6%301
53.3%
176Asterisk 0.62324+20−2048.9%+7.127.2%837
69.9%
177KnightX 1.922316+24−2449.3%+3.028.0%611
52.5%
178‑179Averno 0.812314+25−2548.8%+7.926.4%556
50.3%
178‑179Butcher 1.61 64-bit2314+34−3444.7%+41.424.9%301
56.7%
180Popochin 2.92310+36−3645.0%+40.231.4%280
52.3%
181Sungorus 1.4 64-bit2309+31−3147.8%+15.224.1%378
52.3%
182Mediocre 0.42307+34−3450.8%−6.624.3%305
58.5%
183ECE 12.012303+23−2348.2%+11.325.4%678
51.8%
184Waxman 20102302+22−2251.7%−11.827.8%752
51.9%
185Zeus 1.272301+34−3451.8%−19.023.2%336
54.4%
186Natwarlal 0.142299+21−2148.4%+11.724.2%827
55.1%
187Bagatur 1.3a 64-bit2296+27−2752.2%−17.926.9%480
54.9%
188‑190Ant 2006-F2294+25−2448.5%+8.923.8%617
50.6%
188‑190Capivara LK 0.09a02a 64-bit2294+34−3446.1%+29.336.9%279
48.7%
188‑190Chezzz 1.0.32294+24−2449.8%−0.125.6%617
52.9%
191Joker 1.1.142293+22−2250.6%−4.627.8%730
55.9%
192Anechka 0.082291+20−2146.9%+24.126.7%850
70.6%
193AliChess 4.252282+23−2350.2%−2.924.7%649
54.2%
194Chaturanga 2.4.32280+26−2650.1%−1.026.7%539
80.0%
195Matilde 2008 32-bit2262+34−3451.5%−9.531.2%295
57.5%
196Chispa 4.0.32258+21−2149.4%+4.527.5%800
65.9%
197Gibbon 2.57a 64-bit2251+26−2650.7%−12.028.9%537
55.8%
198RattateChess 1.0 Nosferatu2248+24−2448.9%+10.628.5%610
72.6%
199Beowulf 2.4a 64-bit2238+26−2553.7%−27.922.5%561
53.3%
200Mango Paola Ajedrez 1.02235+40−4050.4%−4.320.7%242
56.2%
201Atak 6.82232+20−2047.3%+19.122.8%883
52.8%
202Ayito 0.2.9942231+26−2646.5%+23.922.7%538
53.8%
203Feuerstein 0.4.6.12229+19−1949.1%+5.928.5%939
51.4%
204Dolphin 1.02228+24−2451.8%−15.724.5%640
69.2%
205KMTChess 1.2.1 64-bit2219+26−2649.5%+3.223.4%548
58.6%
206Bearded N44.2 32-bit2214+36−3651.1%−7.125.4%268
54.6%
207ChessAlex 2.0r42212+24−2449.0%+4.229.0%589
50.9%
208FireFly 2.6.0 64-bit2211+35−3550.5%−5.623.2%306
57.8%
209Uralochka 1.1b2207+21−2148.5%+10.626.6%835
51.7%
210Adam 3.32206+23−2351.8%−14.122.0%703
65.8%
211ZCT 0.3.24512199+27−2749.4%+3.725.5%478
54.9%
212Neurosis 2.52197+17−1749.1%+6.528.6%1218
57.0%
213ChessKISS 1.7 64-bit2194+28−2849.8%−4.430.7%456
55.2%
214BlackBishop 1.02191+18−1848.9%+8.527.3%1034
62.6%
215Latista (Sinobyl) 1.52186+28−2949.1%+2.925.2%441
52.6%
216Alf 1.092185+25−2549.6%−1.129.3%566
51.3%
217Fischerle 0.9.30b 64-bit2184+36−3653.3%−32.425.0%284
55.0%
218OBender 3.2.4.22181+20−2049.9%+2.025.4%899
51.9%
219Buzz 0.08 32-bit2180+28−2851.1%−7.525.4%472
53.5%
220ProChess 1.02AD2178+30−3053.7%−32.920.9%441
63.2%
221Kurt 0.9.2.2 64-bit2171+26−2649.5%+4.522.6%553
59.8%
222‑223Carballo 0.82166+32−3243.2%+47.532.8%332
49.6%
222‑223NagaSkaki 5.122166+20−2050.6%−5.128.0%876
66.3%
224Lime 662160+23−2350.2%−3.321.1%729
66.9%
225Chesley r323 32-bit2152+25−2549.2%+6.620.5%595
68.6%
226KnockOut 0.7.1 32-bit2145+16−1652.1%−15.526.8%1400
64.8%
227Maverick 0.2 64-bit2135+43−4435.6%+110.220.4%201
65.3%
228Prophet 2.02125+19−1949.3%+4.624.0%1005
52.2%
229Parrot 07.01.162124+32−3246.0%+30.221.5%354
59.9%
230MadChess 1.2 64-bit2118+33−3339.1%+77.027.9%330
75.8%
231Clarabit 1.00 32-bit2103+22−2247.6%+14.829.9%736
98.2%
232BikJump 2.01 32-bit2073+18−1850.3%−1.627.3%1062
86.8%
233Protej 0.5.72055+26−2646.8%+22.324.0%520
54.3%
234BigLion 2.23x2053+21−2145.1%+35.827.4%806
61.4%
235PLP 16615712048+25−2547.2%+20.223.9%568
68.3%
236Jabba 1.0 32-bit2040+24−2446.6%+25.026.9%603
75.8%
237Matheus 2.32028+25−2545.1%+37.222.7%599
55.9%
238Mustang 4.972025+27−2743.9%+40.930.8%484
55.2%
239Bubble 1.52023+22−2243.9%+45.121.0%761
54.2%
240Slibo 0.5.12021+26−2645.5%+33.319.4%573
51.3%
241Monarch 1.72020+22−2245.8%+40.219.5%857
65.1%
242Cupcake 1.1a2011+43−4347.8%+16.813.9%223
62.2%
243ChessMind 0.822002+26−2645.9%+30.417.1%580
57.7%
244BibiChess 0.51999+28−2848.5%+10.924.2%472
62.7%
245BSC 3.91991+37−3745.1%+37.724.0%263
56.2%
246Schola 1.1.01987+27−2745.7%+31.826.0%480
71.2%
247AdroitChess 0.3 32-bit1974+35−3543.8%+50.419.0%315
51.8%
248Zeta Dva 0220 64-bit1973+41−4245.2%+41.316.3%227
51.5%
249Heracles 0.6.161972+27−2746.2%+27.327.9%499
54.5%
250Dabbaba 5.671969+39−3942.9%+52.821.4%248
71.3%
251Marvin 1.3.01956+25−2643.2%+50.422.5%570
55.2%
252Monik 2.2.3 32-bit1953+32−3245.9%+28.227.5%345
59.9%
253Soldat III 0.1721947+33−3340.0%+80.417.2%379
51.7%
254Rival 1.181946+27−2745.6%+31.425.4%489
66.8%
255Smash 1.0.31938+26−2640.8%+74.117.8%574
54.3%
256MatMoi 7.15.0-cct1936+25−2642.8%+54.024.4%562
65.9%
257Micro-Max 4.8 (DM-PII)1928+25−2648.6%+11.325.1%541
77.2%
258Reger 0.091913+26−2640.6%+71.221.6%570
72.1%
259Clueless 1.41903+23−2340.4%+76.517.4%726
52.1%
260Warrior 1.0.31902+25−2545.2%+35.424.1%564
55.3%
261GChess IV 0.2.01899+28−2840.9%+67.427.4%463
80.9%
262Surprise 4.3b131881+29−3038.9%+87.819.1%446
88.5%
263Predateur 2.2 64-bit1851+41−4239.6%+78.818.1%216
62.8%
264BeRoChess 1.00 32-bit1841+37−3837.4%+97.722.9%266
96.4%
265Ziggurat 0.18 64-bit1791+41−4329.3%+160.524.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo1
Houdi
2
Komod
3
Stock
4
Critt
5
Rybka
6
Bouqu
7
Gull
8
Strel
9
Hanni
10
Naum
11
Prote
12
Hiarc
1Houdini 4 64-bit 4CPU3256 61 − 41
+35−15=52
+23		37 − 31
+18−12=38
−10		 23 − 11
+16−4=14
+17		       
2Komodo 6 64-bit 4CPU322441 − 61
+15−35=52
−23		 58.5 − 50.5
+19−11=79
+14		35 − 22
+20−7=30
+19		21 − 13
+11−3=20
+5		41 − 19
+23−1=36
+27		34 − 23
+18−7=32
−22		 22.5 − 7.5
+17−2=11
+32		22.5 − 7.5
+16−1=13
+13		22.5 − 7.5
+16−1=13
+11		22.5 − 7.5
+16−1=13
+7
3Stockfish 4 64-bit 4CPU321931 − 37
+12−18=38
+10		50.5 − 58.5
+11−19=79
−14		 43.5 − 34.5
+15−6=57
−13		23.5 − 6.5
+18−1=11
+132		17 − 13
+6−2=22
−39		36.5 − 20.5
+18−2=37
+2		 22.5 − 7.5
+15−0=15
+22		39.5 − 12.5
+29−2=21
+27		20.5 − 9.5
+13−2=15
−30		22 − 8
+14−0=16
−8
4Critter 1.6a 64-bit 4CPU3175 22 − 35
+7−20=30
−19		34.5 − 43.5
+6−15=57
+13		 24.5 − 25.5
+9−10=31
−19		52.5 − 40.5
+20−8=65
+7		30.5 − 27.5
+13−10=35
−16		32.5 − 22.5
+13−3=39
−10		17 − 13
+9−5=16
−44		60 − 26
+40−6=40
+23		6 − 2
+5−1=2
+83		34.5 − 13.5
+22−1=25
+28
5Rybka 4 64-bit 4CPU316111 − 23
+4−16=14
−17		13 − 21
+3−11=20
−5		6.5 − 23.5
+1−18=11
−132		25.5 − 24.5
+10−9=31
+19		     32 − 25
+12−5=40
−50		  
6Bouquet 1.5 64-bit 4CPU3146 19 − 41
+1−23=36
−27		13 − 17
+2−6=22
+39		40.5 − 52.5
+8−20=65
−7		   1 − 1
+0−0=2
−29		 1.5 − 0.5
+1−0=1
+74		 1 − 1
+0−0=2
−74
7Gull 2.3 64-bit 4CPU3145 23 − 34
+7−18=32
+22		20.5 − 36.5
+2−18=37
−2		27.5 − 30.5
+10−13=35
+16		    18 − 12
+9−3=18
−1		20 − 10
+13−3=14
+32		16 − 14
+8−6=16
−47		21 − 9
+15−3=12
+58
8Strelka 5.5 64-bit3117   22.5 − 32.5
+3−13=39
+10		 1 − 1
+0−0=2
+29		   4.5 − 1.5
+4−1=1
+162		1.5 − 0.5
+1−0=1
+118		24.5 − 17.5
+11−4=27
+1
9Hannibal 1.4b 64-bit 4CPU3091 7.5 − 22.5
+2−17=11
−32		7.5 − 22.5
+0−15=15
−22		13 − 17
+5−9=16
+44		  12 − 18
+3−9=18
+1		  15.5 − 14.5
+7−6=17
−2		17 − 13
+8−4=18
+25		15 − 15
+6−6=18
−20
10Naum 4.2 64-bit 4CPU3078 7.5 − 22.5
+1−16=13
−13		12.5 − 39.5
+2−29=21
−27		26 − 60
+6−40=40
−23		25 − 32
+5−12=40
+50		0.5 − 1.5
+0−1=1
−74		10 − 20
+3−13=14
−32		1.5 − 4.5
+1−4=1
−162		14.5 − 15.5
+6−7=17
+2		 2.5 − 1.5
+1−0=3
+67		23 − 25
+11−13=24
−19
11Protector 1.5.0 64-bit 4CPU3078 7.5 − 22.5
+1−16=13
−11		9.5 − 20.5
+2−13=15
+30		2 − 6
+1−5=2
−83		  14 − 16
+6−8=16
+47		0.5 − 1.5
+0−1=1
−118		13 − 17
+4−8=18
−25		1.5 − 2.5
+0−1=3
−67		 2.5 − 1.5
+2−1=1
+76
12Hiarcs 14 4CPU3072 7.5 − 22.5
+1−16=13
−7		8 − 22
+0−14=16
+8		13.5 − 34.5
+1−22=25
−28		 1 − 1
+0−0=2
+74		9 − 21
+3−15=12
−58		17.5 − 24.5
+4−11=27
−1		15 − 15
+6−6=18
+20		25 − 23
+13−11=24
+19		1.5 − 2.5
+1−2=1
−76		 
Performance color legend:
(Only pairs with at least 30 games)
-120 -100 -80 -60 -40 -20 0 20 40 60 80 100 120

LOS matrix

All engines (top 12, best versions only)
#NameElo1
Hou
2
Kom
3
Sto
4
Cri
5
Ryb
6
Bou
7
Gul
8
Str
9
Han
10
Nau
11
Pro
12
Hia
1Houdini 4 64-bit 4CPU3256 96.397.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Komodo 6 64-bit 4CPU32243.7 67.7100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Stockfish 4 64-bit 4CPU32192.232.3 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Critter 1.6a 64-bit 4CPU31750.00.00.0 94.999.099.4100.0100.0100.0100.0100.0
5Rybka 4 64-bit 4CPU31610.00.00.05.1 85.688.4100.0100.0100.0100.0100.0
6Bouquet 1.5 64-bit 4CPU31460.00.00.01.014.4 52.798.299.9100.0100.0100.0
7Gull 2.3 64-bit 4CPU31450.00.00.00.611.647.3 98.2100.0100.0100.0100.0
8Strelka 5.5 64-bit31170.00.00.00.00.01.81.8 96.4100.099.7100.0
9Hannibal 1.4b 64-bit 4CPU30910.00.00.00.00.00.10.03.6 83.077.289.3
10Naum 4.2 64-bit 4CPU30780.00.00.00.00.00.00.00.017.0 48.870.4
11Protector 1.5.0 64-bit 4CPU30780.00.00.00.00.00.00.00.322.851.2 65.0
12Hiarcs 14 4CPU30720.00.00.00.00.00.00.00.010.729.635.0 
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

487'986 games (93.84 MB)

All games with comments

487'986 games (292.46 MB)

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

Various statistics

Created in 2005-2013 by CCRL team
Last games added on December 21, 2013