CCRL 40/40
Downloads and Statistics
March 1, 2014
Testing summary:
Total: 500'530 games
played by 1'427 programs
68433 CPU days (X2 4600+)

White wins: 176'619 (35.3%)
Black wins: 130'207 (26.0%)
Draws: 193'704 (38.7%)
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 March 1, 2014 with Bayeselo based on 500'530 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 4CPU3267+20−2065.8%−101.746.7%768 
93.1%
2Stockfish DD 64-bit 4CPU3247+20−1964.5%−88.154.7%791
73.9%
3Komodo TCEC 64-bit 4CPU3238+20−2063.9%−87.454.0%734
100.0%
4Critter 1.6a 64-bit 4CPU3173+11−1155.5%−33.459.3%2298
93.5%
5Rybka 4 64-bit 4CPU3160+13−1358.0%−52.749.6%1883
51.2%
6Fire 3.0 64-bit 4CPU3159+26−2652.8%−18.057.8%422
60.4%
7Gull 2.3 64-bit 4CPU3155+17−1746.8%+18.459.8%952
100.0%
8Strelka 5.5 64-bit3118+11−1056.7%−41.257.8%2798
88.7%
9Chiron 2 64-bit 4CPU3096+32−3235.6%+94.445.5%310
58.1%
10Hannibal 1.4b 64-bit 4CPU3092+21−2140.8%+55.554.1%656
90.6%
11Naum 4.2 64-bit 4CPU3076+11−1045.5%+27.249.0%2897
60.9%
12Deep Fritz 14 64-bit 4CPU3072+23−2339.7%+63.354.9%570
52.9%
13‑14Hiarcs 14 4CPU3071+16−1641.9%+48.652.3%1154
50.7%
13‑14Protector 1.5.0 64-bit 4CPU3071+20−2139.7%+65.145.5%754
55.9%
15BlackMamba 2.0 64-bit3068+31−3144.1%+35.356.4%289
92.3%
16Deep Junior 13 64-bit 4CPU3041+17−1742.3%+48.149.7%1082
71.3%
17Spike 1.4 Leiden 4CPU3035+13−1343.0%+43.746.7%1905
72.4%
18Deep Shredder 12 64-bit 4CPU3030+12−1148.7%+8.645.6%2440
100.0%
19Zappa Mexico II 64-bit 4CPU2983+10−1048.9%+6.048.1%3113
79.9%
20Spark 1.0 64-bit 4CPU2975+17−1740.3%+62.046.3%1139
99.5%
21‑22Deep Sjeng c't 20102946+11−1145.2%+31.345.7%2717
51.7%
21‑22Onno 1.2.70 64-bit 4CPU2946+24−2449.6%+3.247.1%533
53.8%
23Texel 1.03 64-bit2944+35−3452.6%−18.740.6%266
57.0%
24Thinker 5.4d Inert 64-bit 4CPU2940+26−2649.3%+3.450.7%426
63.1%
25Toga II 3.0 4CPU2932+35−3546.9%+20.246.3%244
78.9%
26Booot 5.2.0 64-bit2914+23−2350.4%−1.441.6%594
56.8%
27DiscoCheck 5.2 64-bit2911+32−3258.0%−51.243.9%294
56.5%
28Quazar 0.4 64-bit2908+15−1549.6%+3.941.7%1380
54.2%
29MinkoChess 1.3 64-bit 4CPU2906+30−3050.9%−8.545.5%345
52.5%
30Bright 0.4a 4CPU2905+15−1549.9%+1.340.4%1415
67.9%
31Tornado 4.88 64-bit 4CPU2897+30−3050.4%−4.842.0%336
83.6%
32Crafty 23.4 64-bit 4CPU2873+39−3948.3%+10.034.1%208
56.3%
33Gaviota 0.86 64-bit 4CPU2869+29−2958.4%−60.133.2%416
58.4%
34Scorpio 2.7.5 64-bit 4CPU2864+37−3745.0%+27.349.5%212
58.8%
35Nemo 1.0.1 64-bit2859+17−1750.0%−1.543.4%1098
55.9%
36‑37Arasan 16.3 64-bit 4CPU2855+39−3948.1%+12.042.7%206
49.8%
36‑37Loop M1-T 64-bit 4CPU2855+12−1243.2%+43.645.2%2447
90.1%
38BugChess2 1.9 64-bit 4CPU2832+31−3147.0%+13.937.6%354
53.0%
39SmarThink 1.50 64-bit2831+31−3146.4%+22.241.5%316
57.7%
40Murka 3 64-bit2827+25−2552.4%−15.640.4%512
52.3%
41Jonny 4.00 4CPU2826+31−3145.2%+22.634.1%355
73.0%
42Cheng4 0.36c 64-bit2810+38−3856.9%−46.535.0%226
84.6%
43Dirty 20Apr2013 64-bit2786+23−2348.7%+9.536.4%634
63.0%
44Frenzee 3.5.19 64-bit2781+20−2049.3%+5.334.6%838
55.8%
45EXchess 7.18b 64-bit2779+26−2652.4%−17.739.3%473
58.8%
46GNU Chess 5.50 64-bit2775+25−2551.3%−8.437.2%511
52.9%
47‑48Naraku 1.42773+22−2349.1%+6.324.2%714
51.0%
47‑48NirvanaChess 1.4 64-bit2773+32−3245.0%+30.341.6%298
56.5%
49Octochess r5190 64-bit2769+26−2650.0%+1.042.5%463
54.6%
50Twisted Logic 20100131x 64-bit2767+21−2152.0%−15.334.7%737
68.5%
51Bison 9.11 64-bit2759+25−2550.1%−1.435.2%529
63.5%
52Ktulu 92754+14−1445.5%+29.739.1%1796
58.9%
53Rodent 1.3 64-bit2750+35−3555.8%−37.741.5%260
67.1%
54Chronos 1.9.9 64-bit2741+18−1850.7%−3.737.1%1008
81.0%
55‑56Bobcat 3.25 64-bit2729+20−2051.3%−8.538.7%770
49.4%
55‑56Deuterium 13.1.31.113 64-bit2729+27−2746.2%+26.540.2%433
55.2%
57Delfi 5.4 2CPU2727+19−1940.4%+67.235.7%1017
59.7%
58Chessmaster 11 2CPU2722+35−3547.5%+15.939.4%259
83.8%
59Chess Tiger 2007.12704+10−1045.2%+31.542.4%3171
55.7%
60ProDeo 1.862701+32−3250.8%−7.036.9%312
62.4%
61iCE 1.0 64-bit2695+22−2252.0%−16.238.8%689
71.9%
62Vajolet 2.482683+32−3247.9%+11.834.1%314
54.2%
63Atlas 3.60 64-bit2681+29−2946.9%+18.835.5%391
52.8%
64Daydreamer 1.75 64-bit2680+21−2148.3%+12.439.9%747
66.3%
65RedQueen 1.1.97 64-bit2670+38−3849.8%−0.330.9%236
53.5%
66Movei 00.8.438 (10 10 10)2669+12−1247.4%+14.937.8%2528
85.3%
67Alaric 7072660+12−1249.1%+5.834.2%2449
60.2%
68Pawny 1.0 64-bit2656+25−2551.3%−8.636.2%520
61.4%
69Godel 2.3.7 64-bit2651+23−2347.3%+18.437.1%620
57.5%
70E.T. Chess 13.01.082649+14−1449.3%+3.737.1%1646
60.1%
71‑72Cyrano 0.6b17 32-bit2646+14−1547.9%+13.341.1%1515
50.6%
71‑72Pharaon 3.5.1 4CPU2646+34−3435.0%+97.236.4%297
55.1%
73Philou 3.7.1 64-bit2643+17−1749.6%+2.436.0%1100
53.7%
74The Baron 2.23 64-bit2642+30−3050.0%−2.932.8%375
50.8%
75Colossus 2008b2641+13−1348.7%+8.837.9%2066
57.4%
76‑77Djinn 1.010 64-bit2638+35−3549.1%+10.035.2%273
48.7%
76‑77Slow Chess Blitz WV2.12638+12−1248.1%+12.936.7%2461
67.8%
78Alfil 12 MT2632+25−2552.2%−18.333.5%528
58.3%
79Gandalf 62629+12−1246.1%+26.335.8%2598
58.1%
80WildCat 82627+14−1448.9%+6.335.2%1752
55.1%
81Ruffian 2.1.02626+14−1447.0%+21.537.3%1756
58.2%
82‑83Rotor 0.7a2622+28−2851.1%−8.031.5%422
50.6%
82‑83Tucano 3.00 64-bit2622+26−2648.7%+7.637.3%472
56.7%
84Hamsters 0.7.12619+15−1548.4%+11.638.9%1473
62.5%
85Nebula 2.0 64-bit2615+26−2646.9%+19.833.1%511
53.4%
86Sloppy 0.2.2 64-bit2613+22−2250.1%−1.430.7%724
89.7%
87Aristarch 4.502597+13−1347.5%+18.132.0%2313
52.2%
88Glass 2.0 64-bit2596+23−2351.8%−12.334.4%630
56.1%
89Petir 4.392594+22−2349.4%+1.137.3%638
60.7%
90Pseudo 0.7c2590+14−1450.6%−4.437.6%1754
54.1%
91CuckooChess 1.12 32-bit2588+27−2747.8%+16.230.4%481
52.3%
92Amyan 1.722587+13−1351.0%−6.131.0%1989
63.3%
93N2 0.4 64-bit2584+18−1849.8%+0.334.9%1032
67.3%
94GarboChess 3.0 64-bit2577+21−2151.7%−10.231.0%798
61.0%
95DanaSah 5.072572+27−2849.3%+4.342.7%412
67.3%
96Brutus 8.05 32-bit2565+17−1749.3%+2.936.8%1134
58.1%
97Arminius 2013-08-10 64-bit2561+32−3246.9%+22.227.2%342
53.6%
98Francesca MAD 0.192559+17−1746.9%+22.133.1%1163
55.4%
99SOS 5.12558+14−1447.8%+13.234.1%1786
62.2%
100Anaconda 2.0.12553+27−2747.9%+12.135.2%458
61.2%
101GreKo 9.7 64-bit2547+35−3548.8%+5.241.4%249
58.0%
102Rodin 6.02542+27−2750.2%−2.237.3%453
56.1%
103Ufim 8.022540+13−1349.3%+2.630.9%2008
50.4%
104AnMon 5.662539+23−2350.4%−2.231.2%650
65.4%
105nanoSzachy 4.0 64-bit2533+22−2246.8%+21.432.4%673
61.5%
106Rhetoric 1.1 64-bit2527+35−3548.7%+9.138.7%266
71.9%
107Hermann 2.8 64-bit2515+21−2148.4%+11.026.9%813
60.2%
108Nimzo 82510+28−2845.5%+33.532.2%453
62.0%
109Little Goliath Evolution 3.122505+18−1846.4%+24.033.5%1014
58.0%
110Cheese 1.5 64-bit2501+31−3148.4%+10.439.9%338
51.9%
111Tao 5.62500+17−1749.6%+3.427.1%1194
57.4%
112LittleThought 1.052 64-bit2498+21−2149.9%−0.223.7%823
71.9%
113Delphil 2.82489+23−2349.4%+2.733.6%633
67.9%
114‑115Xpdnt 0910072482+16−1649.3%+4.432.0%1355
48.6%
114‑115Yace 0.99.872482+19−1950.2%+0.327.6%977
53.6%
116Pupsi2 0.092481+27−2747.9%+15.031.8%466
53.1%
117Anatoli 0.35k2480+17−1750.9%−7.932.3%1234
52.3%
118‑121Cerebro 3.03d2479+19−1949.8%−1.029.7%980
49.6%
118‑121Matacz 1.32479+29−2947.4%+18.033.0%382
50.0%
118‑121Pepito 1.59 32-bit2479+24−2449.6%+1.234.0%583
50.5%
118‑121SpiderChess 0706032479+23−2350.1%+2.039.6%604
53.4%
122BBChess 1.3b2477+25−2551.0%−6.038.1%525
52.0%
123‑124Quark 2.352476+21−2149.7%+1.129.9%787
51.0%
123‑124Trace 1.362476+21−2248.9%+8.026.6%764
53.8%
125Green Light Chess 3.01.2.22474+39−3945.0%+33.433.0%221
53.4%
126Bruja 1.9.1 64-bit2472+23−2349.8%+2.226.0%658
63.2%
127Counter 1.22467+17−1748.3%+11.738.2%1119
88.4%
128Dorky 4.3 64-bit2445+31−3149.7%+1.230.6%360
57.6%
129Eeyore 1.52 64-bit2442+24−2451.8%−13.925.7%608
53.0%
130Hussar 0.42440+19−1948.4%+11.128.6%984
57.9%
131Typhoon 1.00-3482436+37−3748.4%+11.727.8%255
58.0%
132PostModernist 10162432+25−2547.7%+14.529.0%545
56.8%
133Snitch 1.6.2 32-bit2429+24−2447.6%+15.428.7%614
57.1%
134Homer 2.012426+20−2049.1%+5.332.6%803
51.2%
135Abrok 5.02425+31−3149.3%+5.129.3%352
69.2%
136Betsabe II 1.30 64-bit2415+26−2650.8%−7.227.5%513
52.0%
137‑138KnightDreamer 3.32413+37−3748.8%+11.032.5%243
50.4%
137‑138Muse 0.899b2413+22−2247.6%+18.227.0%730
59.7%
139Kiwi 0.6d 32-bit2409+20−2046.4%+23.627.1%861
61.0%
140‑142Diablo 0.5.12405+19−1949.5%+4.431.6%924
50.2%
140‑142Queen 4.032405+20−2048.9%+6.134.5%860
51.3%
140‑142Tigran 2.4n 64-bit2405+34−3453.6%−28.130.7%306
52.3%
143‑144Dragon 4.62404+19−1946.3%+24.534.3%888
49.3%
143‑144Sjakk 2.0 64-bit2404+28−2945.9%+30.233.0%415
54.4%
145RomiChess P3k 32-bit2402+19−1949.2%+5.233.0%906
62.2%
146‑147Amy 0.87b2397+26−2650.0%+2.525.6%516
48.7%
146‑147Gaia 3.5 32-bit2397+23−2348.8%+8.629.0%627
52.4%
148Comet B682396+24−2447.2%+19.725.3%640
52.2%
149Simplex 0.9.8 32-bit2395+31−3149.3%+3.531.3%345
56.3%
150‑151Patzer 3.802392+26−2749.8%+1.925.3%506
50.1%
150‑151Shallow r688 64-bit2392+32−3154.9%−38.127.7%358
52.3%
152pikoSzachy 3.42390+34−3548.6%+10.224.1%295
55.5%
153Phalanx XXII2387+25−2550.1%−0.823.5%595
55.7%
154‑155Ifrit m1.8 64-bit2385+26−2648.6%+11.828.7%513
50.1%
154‑155Sorgenkind 0.42385+15−1552.4%−16.528.4%1487
52.0%
156Gosu 0.162384+21−2147.4%+18.426.5%780
55.6%
157Horizon 4.42382+18−1849.2%+4.426.3%1103
51.7%
158Amateur 2.822381+21−2247.0%+21.625.0%787
55.8%
159Sage 3.532379+18−1850.0%+0.727.9%1063
55.7%
160Alex 2.14a 64-bit2377+23−2351.6%−9.628.1%637
56.2%
161Thor's Hammer 2.28 32-bit2374+28−2849.5%+4.229.1%440
53.0%
162Jazz 721 64-bit2373+27−2748.9%+8.429.8%480
52.1%
163TJchess 1.1 32-bit2371+39−3946.1%+30.126.4%231
57.3%
164‑165Ares 1.0042367+16−1649.4%+3.126.7%1395
49.7%
164‑165OliThink 5.3.2 64-bit2367+23−2349.0%+8.424.9%662
63.1%
166Tytan 9.32362+24−2450.7%−5.725.9%633
76.8%
167Plisk 0.2.7d 32-bit2349+22−2251.0%−8.325.3%715
59.3%
168‑169Flux 2.2.12345+23−2350.2%−0.230.3%657
50.2%
168‑169Myrddin 0.86 64-bit2345+26−2650.3%−1.131.5%495
60.1%
170Arion 1.72341+21−2151.8%−15.427.6%818
54.4%
171Ghost 2.0.1 32-bit2339+20−2051.5%−9.329.7%874
56.0%
172WChess 1.062336+32−3347.3%+16.333.0%315
65.5%
173Amundsen 0.80 32-bit2328+21−2147.5%+18.229.9%825
53.0%
174Aice 0.99.22327+21−2147.2%+20.126.3%787
57.4%
175Asterisk 0.62324+20−2148.9%+7.227.2%837
53.0%
176Maverick 0.51 64-bit2323+35−3556.6%−46.026.8%287
50.7%
177EveAnn 1.712322+36−3646.1%+27.532.8%256
61.4%
178KnightX 1.922316+24−2449.3%+3.028.0%611
51.5%
179Butcher 1.61 64-bit2315+34−3444.7%+40.824.9%301
50.5%
180Averno 0.812314+25−2548.8%+7.926.4%556
61.0%
181Sungorus 1.4 64-bit2309+31−3147.8%+15.524.1%378
51.8%
182Mediocre 0.42308+34−3450.8%−7.024.3%305
56.6%
183ECE 12.012304+22−2248.0%+13.925.2%726
53.1%
184Popochin 2.92303+35−3544.2%+45.630.8%292
50.9%
185Waxman 20102302+22−2151.7%−11.427.8%752
52.3%
186Zeus 1.272301+34−3451.8%−18.923.2%336
52.5%
187Bagatur 1.3a 64-bit2300+25−2552.8%−22.727.3%549
51.9%
188Natwarlal 0.142299+21−2148.4%+11.824.2%827
56.2%
189Capivara LK 0.09a02a 64-bit2296+34−3446.1%+29.236.9%279
51.8%
190Chezzz 1.0.32295+24−2449.8%−1.025.6%617
51.1%
191Ant 2006-F2294+24−2448.5%+8.923.8%617
51.8%
192Joker 1.1.142293+22−2250.6%−4.427.8%730
60.6%
193Anechka 0.082289+20−2046.7%+25.926.6%860
65.9%
194AliChess 4.252283+23−2450.2%−3.524.7%649
54.6%
195Chaturanga 2.4.32281+26−2650.1%−1.726.7%539
79.9%
196Matilde 2008 32-bit2262+34−3451.5%−9.031.2%295
57.8%
197Chispa 4.0.32259+21−2149.4%+3.727.5%800
51.3%
198Gibbon 2.57a 64-bit2258+24−2451.5%−16.129.3%600
69.9%
199RattateChess 1.0 Nosferatu2249+24−2448.9%+9.928.5%610
74.3%
200‑201Beowulf 2.4a 64-bit2237+25−2553.2%−24.622.8%571
49.5%
200‑201Mango Paola Ajedrez 1.02237+40−4050.4%−4.220.7%242
58.6%
202Atak 6.82232+20−2047.3%+19.522.8%883
53.4%
203Ayito 0.2.9942231+26−2646.5%+23.922.7%538
53.8%
204‑205Dolphin 1.02229+24−2451.8%−16.324.5%640
49.2%
204‑205Feuerstein 0.4.6.12229+19−1949.1%+6.128.5%939
63.8%
206FireFly 2.6.0 64-bit2222+33−3351.4%−12.023.1%346
54.4%
207KMTChess 1.2.1 64-bit2220+26−2649.5%+2.423.4%548
58.1%
208Bearded N44.2 32-bit2215+36−3651.1%−7.425.4%268
55.3%
209ChessAlex 2.0r42212+24−2449.0%+4.429.0%589
61.8%
210‑211Adam 3.32207+23−2351.8%−14.722.0%703
48.9%
210‑211Uralochka 1.1b2207+21−2148.5%+10.726.6%835
52.4%
212MadChess 1.3 64-bit2206+40−4050.2%−1.319.4%227
60.6%
213ZCT 0.3.24512199+27−2749.4%+3.925.5%478
55.0%
214Neurosis 2.52197+17−1749.1%+6.628.6%1218
59.8%
215ChessKISS 1.7 64-bit2193+26−2648.9%+2.130.8%496
52.7%
216BlackBishop 1.02191+19−1848.9%+8.727.3%1034
61.8%
217Latista (Sinobyl) 1.52186+28−2949.1%+3.525.2%441
53.3%
218Alf 1.092185+25−2549.6%−1.029.3%566
58.8%
219OBender 3.2.4.22181+20−2049.9%+2.125.4%899
52.2%
220‑221Buzz 0.08 32-bit2180+28−2851.1%−7.525.4%472
50.7%
220‑221ProChess 1.02AD2180+28−2852.1%−21.622.3%493
67.4%
222‑224Carballo 0.82171+30−3043.3%+46.532.8%372
50.0%
222‑224Fischerle 0.9.30b 64-bit2171+33−3349.4%−1.824.0%334
48.5%
222‑224Kurt 0.9.2.2 64-bit2171+26−2649.5%+4.622.6%553
62.1%
225NagaSkaki 5.122166+20−2050.6%−4.928.0%876
66.6%
226Lime 662160+23−2350.2%−3.221.1%729
66.3%
227Chesley r323 32-bit2152+25−2549.2%+7.020.5%595
71.0%
228KnockOut 0.7.1 32-bit2144+16−1651.9%−13.826.7%1410
93.0%
229Prophet 2.02125+19−1949.3%+4.624.0%1005
52.5%
230Parrot 07.01.162124+32−3246.0%+30.121.5%354
84.8%
231Clarabit 1.00 32-bit2104+22−2247.6%+13.929.9%736
98.2%
232BikJump 2.01 32-bit2073+18−1850.3%−1.527.3%1062
86.6%
233Protej 0.5.72055+26−2646.8%+22.724.0%520
54.2%
234BigLion 2.23x2054+21−2145.1%+35.127.4%806
61.5%
235PLP 16615712049+25−2547.2%+19.523.9%568
68.3%
236Jabba 1.0 32-bit2041+24−2446.6%+24.226.9%603
76.2%
237Matheus 2.32028+25−2545.1%+37.222.7%599
55.7%
238Mustang 4.972025+27−2743.9%+40.930.8%484
54.6%
239Bubble 1.52023+22−2243.9%+45.621.0%761
54.4%
240Slibo 0.5.12021+26−2645.5%+33.719.4%573
51.5%
241Monarch 1.72020+22−2245.8%+40.319.5%857
64.7%
242Cupcake 1.1a2011+43−4347.8%+17.413.9%223
62.6%
243ChessMind 0.822002+26−2645.9%+30.617.1%580
57.6%
244BibiChess 0.51999+28−2848.5%+11.124.2%472
62.6%
245BSC 3.91991+37−3745.1%+38.024.0%263
56.3%
246Schola 1.1.01988+27−2745.7%+31.126.0%480
70.9%
247AdroitChess 0.3 32-bit1975+35−3543.8%+49.919.0%315
52.4%
248Zeta Dva 0220 64-bit1973+41−4245.2%+41.216.3%227
51.3%
249Heracles 0.6.161972+27−2746.2%+27.527.9%499
54.2%
250Dabbaba 5.671970+39−3942.9%+52.221.4%248
71.5%
251Marvin 1.3.01956+25−2643.2%+50.522.5%570
55.0%
252Monik 2.2.3 32-bit1953+32−3245.9%+28.627.5%345
59.7%
253Soldat III 0.1721947+33−3340.0%+81.017.2%379
52.1%
254Rival 1.181946+27−2745.6%+31.425.4%489
66.8%
255Smash 1.0.31938+26−2640.8%+74.217.8%574
54.1%
256MatMoi 7.15.0-cct1936+25−2642.8%+54.424.4%562
66.1%
257Micro-Max 4.8 (DM-PII)1928+25−2648.6%+11.325.1%541
77.2%
258Reger 0.091914+26−2640.6%+70.421.6%570
72.2%
259Clueless 1.41903+23−2340.4%+76.717.4%726
52.0%
260Warrior 1.0.31902+25−2545.2%+35.624.1%564
55.2%
261GChess IV 0.2.01900+28−2840.9%+66.727.4%463
81.0%
262Surprise 4.3b131881+29−3038.9%+88.019.1%446
88.5%
263Predateur 2.2 64-bit1851+41−4239.6%+78.918.1%216
62.7%
264BeRoChess 1.00 32-bit1841+37−3837.4%+98.122.9%266
96.4%
265Ziggurat 0.18 64-bit1792+41−4329.3%+159.724.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo1
Houdi
2
Stock
3
Komod
4
Critt
5
Rybka
6
Fire
7
Gull
8
Strel
9
Chiro
10
Hanni
11
Naum
12
Deep
1Houdini 4 64-bit 4CPU3267 42.5 − 54.5
+17−29=51
−55		27 − 25
+9−7=36
−18		36.5 − 13.5
+25−2=23
+49		23 − 11
+16−4=14
+6		23 − 10
+14−1=18
+8		33 − 19
+18−4=30
−35		 37.5 − 11.5
+29−3=17
+8		43 − 10
+33−0=20
+34		39.5 − 11.5
+31−3=17
−3		25.5 − 4.5
+21−0=9
+59
2Stockfish DD 64-bit 4CPU324754.5 − 42.5
+29−17=51
+55		 56.5 − 45.5
+23−12=67
+19		28 − 25
+9−6=38
−59		23.5 − 10.5
+16−3=15
+30		22 − 11
+11−0=22
+1		51 − 38
+23−10=56
−51		 69.5 − 20.5
+52−3=35
+27		28.5 − 12.5
+17−1=23
−41		32.5 − 8.5
+25−1=15
+27		24 − 6
+18−0=12
+22
3Komodo TCEC 64-bit 4CPU323825 − 27
+7−9=36
+18		45.5 − 56.5
+12−23=67
−19		 34.5 − 17.5
+21−4=27
+31		32.5 − 19.5
+17−4=31
−4		19 − 13
+7−1=24
−30		63 − 38
+32−7=62
−12		 35.5 − 14.5
+25−4=21
−6		 44.5 − 7.5
+37−0=15
+99		23 − 7
+18−2=10
+17
4Critter 1.6a 64-bit 4CPU317313.5 − 36.5
+2−25=23
−49		25 − 28
+6−9=38
+59		17.5 − 34.5
+4−21=27
−31		 24.5 − 25.5
+9−10=31
−18		16.5 − 16.5
+4−4=25
−11		30.5 − 27.5
+13−10=35
−4		32.5 − 22.5
+13−3=39
−7		 17 − 14
+9−6=16
−50		60.5 − 26.5
+40−6=41
+22		19.5 − 10.5
+9−0=21
−20
5Rybka 4 64-bit 4CPU316011 − 23
+4−16=14
−6		10.5 − 23.5
+3−16=15
−30		19.5 − 32.5
+4−17=31
+4		25.5 − 24.5
+10−9=31
+18		      32 − 25
+12−5=40
−51		18 − 12
+9−3=18
−30
6Fire 3.0 64-bit 4CPU315910 − 23
+1−14=18
−8		11 − 22
+0−11=22
−1		13 − 19
+1−7=24
+30		16.5 − 16.5
+4−4=25
+11		  20.5 − 11.5
+11−2=19
+75		  19 − 14
+9−4=20
−24		20.5 − 11.5
+15−6=11
+12		19 − 11
+10−2=18
−10
7Gull 2.3 64-bit 4CPU315519 − 33
+4−18=30
+35		38 − 51
+10−23=56
+51		38 − 63
+7−32=62
+12		27.5 − 30.5
+10−13=35
+4		 11.5 − 20.5
+2−11=19
−75		   18 − 12
+9−3=18
−10		20 − 10
+13−3=14
+20		16 − 14
+6−4=20
−66
8Strelka 5.5 64-bit3118   22.5 − 32.5
+3−13=39
+7		      4.5 − 1.5
+4−1=1
+159		 
9Chiron 2 64-bit 4CPU309611.5 − 37.5
+3−29=17
−8		20.5 − 69.5
+3−52=35
−27		14.5 − 35.5
+4−25=21
+6		      2.5 − 0.5
+2−0=1
+222		1.5 − 1.5
+0−0=3
−30		17 − 13
+8−4=18
+12
10Hannibal 1.4b 64-bit 4CPU309210 − 43
+0−33=20
−34		12.5 − 28.5
+1−17=23
+41		 14 − 17
+6−9=16
+50		 14 − 19
+4−9=20
+24		12 − 18
+3−9=18
+10		 0.5 − 2.5
+0−2=1
−222		 16 − 16
+7−7=18
−16		16.5 − 13.5
+8−5=17
+13
11Naum 4.2 64-bit 4CPU307611.5 − 39.5
+3−31=17
+3		8.5 − 32.5
+1−25=15
−27		7.5 − 44.5
+0−37=15
−99		26.5 − 60.5
+6−40=41
−22		25 − 32
+5−12=40
+51		11.5 − 20.5
+6−15=11
−12		10 − 20
+3−13=14
−20		1.5 − 4.5
+1−4=1
−159		1.5 − 1.5
+0−0=3
+30		16 − 16
+7−7=18
+16		 13.5 − 16.5
+4−7=19
−31
12Deep Fritz 14 64-bit 4CPU30724.5 − 25.5
+0−21=9
−59		6 − 24
+0−18=12
−22		7 − 23
+2−18=10
−17		10.5 − 19.5
+0−9=21
+20		12 − 18
+3−9=18
+30		11 − 19
+2−10=18
+10		14 − 16
+4−6=20
+66		 13 − 17
+4−8=18
−12		13.5 − 16.5
+5−8=17
−13		16.5 − 13.5
+7−4=19
+31		 
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
Sto
3
Kom
4
Cri
5
Ryb
6
Fir
7
Gul
8
Str
9
Chi
10
Han
11
Nau
12
Dee
1Houdini 4 64-bit 4CPU3267 93.197.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish DD 64-bit 4CPU32476.9 73.9100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Komodo TCEC 64-bit 4CPU32382.226.1 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Critter 1.6a 64-bit 4CPU31730.00.00.0 93.582.895.8100.0100.0100.0100.0100.0
5Rybka 4 64-bit 4CPU31600.00.00.06.5 51.265.7100.0100.0100.0100.0100.0
6Fire 3.0 64-bit 4CPU31590.00.00.017.248.8 60.499.799.9100.0100.0100.0
7Gull 2.3 64-bit 4CPU31550.00.00.04.234.339.6 100.099.9100.0100.0100.0
8Strelka 5.5 64-bit31180.00.00.00.00.00.30.0 88.797.9100.0100.0
9Chiron 2 64-bit 4CPU30960.00.00.00.00.00.10.111.3 58.187.088.6
10Hannibal 1.4b 64-bit 4CPU30920.00.00.00.00.00.00.02.141.9 90.689.7
11Naum 4.2 64-bit 4CPU30760.00.00.00.00.00.00.00.013.09.4 60.9
12Deep Fritz 14 64-bit 4CPU30720.00.00.00.00.00.00.00.011.410.339.1 
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

500'530 games (96.22 MB)

All games with comments

500'530 games (300.14 MB)

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

Various statistics

Created in 2005-2013 by CCRL team
Last games added on March 1, 2014