CCRL 40/40
Downloads and Statistics
October 26, 2014
Testing summary:
Total: 542'197 games
played by 1'539 programs
74569 CPU days (X2 4600+)

White wins: 190'468 (35.1%)
Black wins: 140'594 (25.9%)
Draws: 211'135 (38.9%)
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 October 26, 2014 with Bayeselo based on 542'197 games

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

RankNameRatingScoreAverage
Opponent
DrawsGamesLOS
Elo+
1Komodo 8 64-bit 4CPU3301+18−1772.5%−144.346.6%1089 
95.3%
2Stockfish 5 64-bit 4CPU3281+17−1767.3%−107.253.6%1088
69.5%
3Houdini 4 64-bit 4CPU3275+16−1664.4%−92.447.7%1285
100.0%
4Gull 2.8b 64-bit 4CPU3197+24−2454.4%−29.851.6%510
95.9%
5Critter 1.6a 64-bit 4CPU3174+10−1054.2%−25.658.6%2800
76.5%
6Fire 3.0 64-bit 4CPU3166+19−1848.9%+5.957.4%835
67.8%
7Rybka 4 64-bit 4CPU3161+13−1356.6%−44.449.8%1995
91.1%
8BlackMamba 2.0 64-bit 4CPU3139+28−2841.8%+51.352.5%385
94.2%
9Strelka 5.5 64-bit3114+10−1055.2%−30.956.9%3391
93.0%
10Chiron 2 64-bit 4CPU3098+17−1839.9%+64.445.4%1049
55.9%
11‑12Equinox 3.20 64-bit3095+28−2851.4%−7.960.2%357
50.0%
11‑12Hannibal 1.4b 64-bit 4CPU3095+17−1739.4%+66.752.1%1011
79.5%
13Deep Fritz 14 64-bit 4CPU3085+17−1741.2%+55.455.9%1053
71.8%
14Protector 1.6.0 64-bit 4CPU3078+20−2040.8%+58.348.8%761
63.3%
15Naum 4.2 64-bit 4CPU3074+10−1044.2%+36.747.8%3304
67.4%
16Texel 1.04 64-bit 4CPU3068+23−2340.7%+59.648.0%600
52.1%
17Hiarcs 14 4CPU3067+15−1540.5%+58.251.0%1366
97.7%
18Deep Junior Yokohama 64-bit 4CPU3041+21−2143.3%+40.344.5%717
57.5%
19Senpai 1.0 64-bit 4CPU3037+30−3048.6%+8.151.6%312
60.6%
20Spike 1.4 Leiden 4CPU3033+12−1242.9%+43.747.0%2195
65.5%
21Deep Shredder 12 64-bit 4CPU3030+11−1148.4%+9.745.8%2568
100.0%
22Zappa Mexico II 64-bit 4CPU2981+10−1048.9%+6.348.2%3162
73.2%
23Spark 1.0 64-bit 4CPU2975+16−1641.1%+57.946.5%1187
99.8%
24‑25Deep Sjeng c't 20102945+11−1145.4%+29.945.8%2809
49.9%
24‑25Onno 1.2.70 64-bit 4CPU2945+22−2248.4%+11.246.2%621
63.1%
26Thinker 5.4d Inert 64-bit 4CPU2940+25−2549.2%+3.450.9%462
56.4%
27Toga II 3.0 4CPU2936+31−3247.5%+17.047.7%300
77.1%
28Crafty 23.8 64-bit 4CPU2919+34−3447.8%+14.947.0%251
58.6%
29SmarThink 1.70 64-bit2914+28−2849.4%+2.339.8%420
52.0%
30DiscoCheck 5.2 64-bit2913+21−2151.2%−8.843.7%698
52.4%
31‑33Cheng4 0.36c 64-bit 4CPU2912+37−3749.5%+1.848.2%220
49.7%
31‑33MinkoChess 1.3 64-bit 4CPU2912+28−2850.5%−6.845.5%389
50.5%
31‑33Quazar 0.4 64-bit2912+14−1449.7%+1.842.7%1704
64.4%
34Tornado 4.88 64-bit 4CPU2905+29−2950.5%−4.942.5%372
54.3%
35Bright 0.4a 4CPU2903+15−1549.7%+3.040.5%1431
62.5%
36Booot 5.2.0 64-bit2899+18−1848.2%+13.242.5%1005
56.1%
37Scorpio 2.7.6 64-bit 4CPU2896+35−3550.4%−1.943.1%246
63.4%
38Vajolet2 1.44 64-bit2888+31−3153.2%−21.745.7%313
60.1%
39EXchess 7.18b 64-bit 4CPU2881+35−3546.7%+20.437.9%256
51.2%
40iCE 2.0 64-bit2880+28−2854.8%−34.545.1%397
66.1%
41Gaviota 0.86 64-bit 4CPU2872+28−2857.7%−55.834.3%434
53.5%
42Arasan 16.3 64-bit 4CPU2870+36−3649.0%+4.841.9%246
58.9%
43Deuterium 14.2.33.276 64-bit2864+27−2749.7%+3.542.1%444
64.5%
44Nemo 1.0.1 64-bit2858+16−1649.9%−0.143.0%1284
63.8%
45Loop M1-T 64-bit 4CPU2855+12−1243.2%+42.845.2%2447
63.0%
46Octochess r5190 64-bit 4CPU2848+33−3346.5%+22.541.7%288
60.4%
47Fizbo 1.2 64-bit2842+29−2950.8%−6.143.2%377
61.8%
48BugChess2 1.9 64-bit 4CPU2835+30−3146.8%+15.137.6%364
62.5%
49Murka 3 64-bit2829+19−1950.9%−5.441.8%916
51.8%
50Jonny 4.00 4CPU2828+31−3145.2%+23.134.1%355
53.4%
51NirvanaChess 1.5 64-bit2826+29−2947.3%+18.044.6%372
89.8%
52‑53Atlas 3.70em 64-bit2801+27−2751.8%−13.439.3%438
48.9%
52‑53Rodent 1.5 64-bit2801+30−3037.7%+81.840.6%362
86.5%
54Frenzee 3.5.19 64-bit2781+19−1949.2%+5.834.8%896
64.4%
55Naraku 1.42776+22−2249.5%+2.824.2%744
58.5%
56Dirty 20Apr2013 64-bit2773+19−1848.8%+6.837.3%951
62.5%
57Twisted Logic 20100131x 64-bit2768+21−2152.0%−15.934.7%737
55.6%
58Rhetoric 1.4.1 64-bit2765+36−3555.2%−34.040.3%248
54.0%
59GNU Chess 5.50 64-bit2763+20−2049.0%+5.838.3%825
53.3%
60Alfil 13.1 64-bit 4CPU2761+40−4044.3%+26.134.0%212
52.3%
61Bison 9.11 64-bit2759+23−2349.1%+5.135.1%627
54.4%
62Andscacs 0.64 64-bit2757+28−2845.1%+32.538.2%416
57.5%
63Ktulu 92754+13−1445.8%+27.538.9%1830
74.3%
64Chronos 1.9.9 64-bit2747+17−1750.8%−4.538.6%1206
94.4%
65Delfi 5.4 2CPU2726+19−1940.4%+67.535.7%1017
55.7%
66‑67Bobcat 3.25 64-bit2724+19−1949.6%+3.239.0%921
51.7%
66‑67Godel 3.4.9 64-bit2724+22−2248.6%+9.235.7%667
54.2%
68Chessmaster 11 2CPU2722+35−3547.5%+15.539.4%259
82.8%
69‑70Chess Tiger 2007.12704+10−1045.3%+30.842.4%3205
50.1%
69‑70ProDeo 1.862704+30−3049.1%+3.437.4%348
86.6%
71Daydreamer 1.75 64-bit2683+20−2048.7%+10.240.2%821
67.7%
72Tucano 5.00 64-bit2674+32−3251.9%−14.740.3%315
62.4%
73Movei 00.8.438 (10 10 10)2669+12−1247.4%+15.137.7%2562
57.3%
74RedQueen 1.1.3 64-bit2666+31−3146.7%+20.431.1%350
57.6%
75Pawny 1.0 64-bit2662+20−2049.5%+2.136.7%859
62.0%
76Alaric 7072659+12−1248.8%+7.234.2%2513
53.3%
77Djinn 1.021 64-bit2657+24−2449.2%+4.832.9%589
65.7%
78‑80Cyrano 0.6b17 64-bit2649+34−3447.9%+11.733.8%284
50.5%
78‑80E.T. Chess 13.01.082649+14−1449.3%+3.837.1%1646
50.5%
78‑80The Baron 2.23 64-bit2649+25−2549.4%+1.733.5%511
52.7%
81‑82Pharaon 3.5.1 4CPU2647+34−3435.0%+97.536.4%297
51.0%
81‑82Philou 3.7.1 64-bit2647+16−1749.3%+3.436.4%1210
67.8%
83Colossus 2008b2642+13−1348.7%+8.238.0%2068
65.2%
84Slow Chess Blitz WV2.12638+12−1248.1%+12.836.7%2461
87.1%
85Gandalf 62629+11−1246.2%+25.735.7%2628
54.8%
86‑87Rotor 0.7a2627+26−2649.9%−0.332.4%478
49.8%
86‑87WildCat 82627+14−1448.9%+6.735.2%1752
53.1%
88Pedone 0.5 64-bit2626+34−3446.9%+24.724.9%305
51.8%
89Ruffian 2.1.02625+14−1446.9%+21.937.3%1787
54.0%
90Hamsters 0.72623+29−2948.4%+11.437.3%373
69.8%
91Rodin 7.02613+27−2752.9%−19.433.8%447
56.8%
92Sloppy 0.2.2 64-bit2610+21−2149.6%+2.030.8%754
57.9%
93Nebula 2.0 64-bit2607+21−2148.3%+10.533.9%781
78.0%
94‑95Aristarch 4.502597+12−1247.5%+18.332.0%2313
50.4%
94‑95Glass 2.0 64-bit2597+19−1951.1%−7.235.7%894
57.8%
96Petir 4.392594+23−2249.4%+1.637.3%638
61.2%
97Pseudo 0.7c2590+14−1450.6%−4.337.6%1754
60.2%
98‑99Amyan 1.722588+13−1351.0%−7.131.0%1989
48.0%
98‑99CuckooChess 1.12 32-bit2588+27−2747.8%+16.330.4%481
59.7%
100N2 0.4 64-bit2584+18−1849.8%+0.934.9%1032
73.4%
101GarboChess 3.0 64-bit2576+20−2051.0%−5.830.8%826
62.3%
102Jellyfish 1.02570+30−3050.8%−8.539.7%358
60.9%
103Brutus 8.05 32-bit2565+17−1749.1%+3.736.8%1142
62.7%
104‑106Arminius 2013-08-10 64-bit2559+31−3247.3%+19.227.0%352
49.0%
104‑106DanaSah 5.072559+21−2149.3%+2.338.2%731
50.6%
104‑106Francesca MAD 0.192559+17−1746.9%+22.032.9%1173
52.9%
107SOS 5.12558+14−1447.8%+13.534.1%1786
62.7%
108‑109Anaconda 2.0.12553+27−2747.9%+12.335.2%458
50.4%
108‑109Capivara LK 0.09b02d 64-bit2553+31−3149.0%+6.531.9%348
58.6%
110GreKo 9.7 64-bit2548+35−3548.8%+5.541.4%249
64.4%
111‑112AnMon 5.662540+23−2350.3%−2.131.0%658
50.5%
111‑112Ufim 8.022540+13−1349.3%+2.731.1%2041
56.2%
113Cheese 1.6.1 64-bit2537+27−2744.5%+36.737.7%456
54.4%
114nanoSzachy 4.0 64-bit2535+21−2148.1%+12.632.0%741
77.3%
115Hakkapeliitta 1.0 64-bit2522+29−2950.5%−4.732.8%408
53.0%
116Sjakk 2.1 64-bit2520+31−3151.9%−12.928.8%365
60.1%
117Hermann 2.8 64-bit2515+21−2148.4%+11.526.9%813
60.8%
118Nimzo 82510+27−2845.5%+33.632.2%453
61.3%
119Little Goliath Evolution 3.122505+18−1846.5%+24.133.5%1015
64.8%
120Tao 5.62501+17−1749.6%+2.727.1%1194
55.3%
121LittleThought 1.052 64-bit2499+20−2149.6%+1.924.4%853
73.9%
122Delphil 2.82489+23−2349.4%+3.133.6%633
53.0%
123Pupsi2 0.092488+22−2249.7%+1.230.7%690
58.4%
124Yace 0.99.872484+19−1950.0%+1.028.1%1007
57.4%
125Xpdnt 0910072482+16−1649.3%+4.532.0%1355
53.5%
126Pepito 1.59 64-bit2481+29−2950.1%−4.737.8%384
53.8%
127‑129Anatoli 0.35k2479+17−1750.7%−6.332.0%1244
48.9%
127‑129Matacz 1.32479+29−2947.4%+18.333.0%382
50.8%
127‑129SpiderChess 0706032479+23−2350.1%+2.239.6%604
52.8%
130Cerebro 3.03d2478+19−1949.7%+0.230.0%1000
51.4%
131‑132BBChess 1.3b2477+25−2551.0%−5.838.1%525
51.6%
131‑132Quark 2.352477+21−2149.7%+0.429.9%787
52.6%
133Trace 1.362476+22−2148.8%+8.226.5%765
52.1%
134Green Light Chess 3.01.2.22475+39−3945.0%+32.933.0%221
51.9%
135Bruja 1.9.1 64-bit2474+23−2349.7%+2.226.0%678
66.6%
136Counter 1.22467+17−1748.3%+11.938.2%1119
86.7%
137Dorky 4.3 64-bit2447+30−3149.7%+1.030.4%362
62.0%
138Eeyore 1.52 64-bit2441+23−2350.1%−1.526.6%680
54.4%
139Hussar 0.42440+19−1948.0%+12.728.6%996
56.1%
140Typhoon 1.00-3482436+37−3748.4%+11.727.8%255
61.6%
141PostModernist 10162430+24−2448.0%+12.028.7%579
51.7%
142Snitch 1.6.2 32-bit2429+24−2447.6%+15.728.7%614
51.5%
143Abrok 5.02428+29−2949.8%+1.829.4%408
54.7%
144Homer 2.012426+20−2149.1%+5.632.6%803
63.6%
145Betsabe II 1.30 64-bit2420+23−2349.8%+0.826.9%666
60.7%
146KnightDreamer 3.32414+37−3748.8%+10.432.5%243
52.2%
147‑148Ares 1.005 64-bit2413+31−3145.4%+31.335.5%355
49.1%
147‑148Muse 0.899b2413+22−2247.6%+18.327.0%730
58.7%
149Kiwi 0.6d 32-bit2410+20−2046.4%+23.127.1%861
60.5%
150‑151Diablo 0.5.12406+19−1949.5%+4.131.6%924
51.3%
150‑151Queen 4.032406+20−2048.9%+5.334.5%860
52.0%
152Shallow r688 64-bit2405+24−2450.2%−4.930.3%633
53.7%
153Dragon 4.62403+19−1946.2%+26.034.3%890
53.8%
154RomiChess P3k 32-bit2402+19−1949.2%+5.333.0%906
61.4%
155Gaia 3.5 32-bit2398+23−2348.8%+7.829.0%627
52.7%
156‑157Amy 0.87b2396+26−2649.9%+3.925.5%517
49.8%
156‑157Comet B682396+24−2447.2%+19.925.3%640
51.9%
158‑159Simplex 0.9.8 32-bit2395+31−3149.3%+3.931.3%345
51.5%
158‑159Tigran 2.4n 64-bit2395+26−2649.3%+4.230.1%534
55.6%
160Patzer 3.802392+26−2649.8%+2.125.3%506
52.2%
161pikoSzachy 3.42391+35−3548.6%+9.824.1%295
56.8%
162‑163Ifrit m1.8 64-bit2387+24−2447.8%+17.728.1%595
49.3%
162‑163Phalanx XXII2387+25−2450.1%−0.923.5%595
58.1%
164‑165Gosu 0.162384+21−2147.6%+17.126.8%790
48.9%
164‑165Sorgenkind 0.42384+15−1552.3%−14.828.5%1493
58.1%
166‑167Amateur 2.822382+21−2147.0%+20.825.0%787
48.7%
166‑167Horizon 4.42382+18−1849.2%+4.526.3%1103
54.0%
168Alex 2.14a 64-bit2381+23−2351.5%−9.727.9%649
54.8%
169‑170Jazz 721 64-bit2379+22−2249.3%+3.327.7%708
47.8%
169‑170Sage 3.532379+18−1850.0%+0.927.9%1063
61.5%
171Thor's Hammer 2.28 32-bit2374+28−2849.5%+4.529.1%440
54.8%
172TJchess 1.1 32-bit2372+37−3747.2%+22.327.1%247
50.1%
173OliThink 5.3.2 64-bit2371+23−2349.3%+6.625.5%683
71.1%
174Tytan 9.32362+24−2450.7%−5.325.9%633
73.0%
175Myrddin 0.86 64-bit2352+22−2249.5%+5.030.2%733
55.9%
176Plisk 0.2.7d 32-bit2349+22−2251.0%−8.325.3%715
58.3%
177Flux 2.2.12346+23−2350.2%−0.730.3%657
63.3%
178Arion 1.72340+21−2151.6%−13.227.7%826
59.0%
179Ghost 2.0.12337+20−2051.3%−7.730.2%912
51.9%
180WChess 1.062336+32−3347.3%+16.433.0%315
61.1%
181Maverick 0.51 64-bit2330+26−2654.1%−28.125.6%532
55.1%
182Amundsen 0.802328+20−2047.5%+18.029.9%825
51.5%
183Aice 0.99.22327+21−2147.2%+20.426.3%787
53.4%
184EveAnn 1.712325+34−3547.5%+18.732.9%280
52.0%
185Asterisk 0.62324+21−2148.9%+7.527.2%837
64.5%
186Bagatur 1.3a 64-bit2319+21−2153.6%−28.427.4%822
55.2%
187KnightX 1.922317+24−2349.7%+0.727.6%641
51.7%
188‑189Averno 0.812316+24−2449.2%+4.527.5%586
49.4%
188‑189Gibbon 2.60a 64-bit2316+30−3047.1%+18.331.1%383
51.3%
190Butcher 1.61 64-bit2315+34−3444.7%+41.424.9%301
61.8%
191‑192ECE 12.012309+22−2247.9%+14.425.1%722
49.5%
191‑192Sungorus 1.4 64-bit2309+31−3147.8%+15.924.1%378
51.4%
193Mediocre 0.42308+34−3450.8%−6.424.3%305
56.2%
194Waxman 20132305+25−2552.6%−19.431.0%526
55.2%
195NoraGrace 1.0 64-bit2302+32−3245.6%+31.221.5%362
51.8%
196Popochin 2.92301+33−3345.7%+34.830.2%334
53.9%
197Natwarlal 0.142299+21−2148.4%+12.224.2%827
54.1%
198Zeus 1.272297+32−3351.1%−13.224.2%356
55.1%
199Chezzz 1.0.32295+24−2449.8%−1.125.6%617
51.0%
200‑201Ant 2006-F2294+24−2548.5%+8.723.8%617
51.0%
200‑201Joker 1.1.142294+22−2250.6%−5.227.8%730
58.5%
202Anechka 0.082290+20−2047.2%+22.226.5%890
71.3%
203‑204AliChess 4.252282+23−2349.9%−1.424.4%679
49.2%
203‑204Chaturanga 2.4.32282+25−2550.3%−2.627.1%569
64.5%
205Orion 0.2 64-bit2274+30−3046.9%+22.329.5%370
54.8%
206FireFly 2.7.0 64-bit2272+27−2749.2%+4.729.9%485
66.7%
207Matilde 2008 32-bit2262+34−3451.5%−9.331.2%295
52.1%
208Fischerle 0.9.50 64-bit2261+35−3552.4%−17.624.7%292
54.3%
209Chispa 4.0.32259+21−2149.4%+3.627.5%800
50.8%
210Protej 0.5.8c2258+33−3346.3%+26.823.4%321
56.4%
211Mango Paola Ajedrez 4.12255+28−2847.4%+17.426.9%450
58.6%
212Absolute Zero 2.4.0.0 64-bit2250+29−2950.8%−6.224.0%420
62.1%
213MadChess 1.4 64-bit2244+27−2747.1%+19.729.6%480
54.3%
214Exacto 0.e 64-bit2242+29−2949.8%+2.834.2%404
51.1%
215‑216Ayito 0.2.9942241+24−2448.3%+11.822.5%605
50.0%
215‑216RattateChess 1.0 Nosferatu2241+23−2348.4%+13.928.5%673
60.8%
217Beowulf 2.4a 64-bit2237+24−2452.4%−18.924.0%617
63.0%
218Atak 6.82231+20−2047.3%+19.622.8%883
57.2%
219Feuerstein 0.4.6.12229+19−1949.1%+5.628.5%939
51.8%
220Dolphin 1.02228+24−2451.6%−15.024.8%650
68.9%
221KMTChess 1.2.1 64-bit2219+26−2649.5%+2.923.4%548
57.4%
222Bearded N44.22215+36−3651.1%−7.625.4%268
55.1%
223ChessAlex 2.0r42212+24−2449.0%+4.429.0%589
53.3%
224ChessKISS 1.7 64-bit2210+23−2350.7%−9.229.0%655
57.2%
225‑226Adam 3.32207+22−2351.8%−14.021.6%733
51.0%
225‑226Uralochka 1.1b2207+21−2148.5%+10.626.6%835
67.9%
227ZCT 0.3.24512199+27−2749.4%+3.925.5%478
56.2%
228Neurosis 2.52196+17−1749.1%+7.128.6%1218
66.5%
229‑230BlackBishop 1.02191+19−1948.9%+8.327.3%1034
49.4%
229‑230NG-Play 9.85 64-bit2191+35−3549.5%+4.227.1%292
56.1%
231Latista (Sinobyl) 1.52188+28−2949.1%+2.825.2%441
56.4%
232‑233Alf 1.092185+24−2449.2%+1.430.1%599
49.8%
232‑233Carballo 0.82185+25−2545.9%+27.731.1%563
50.5%
234K2 0.572184+36−3644.4%+40.325.4%268
56.1%
235‑236Buzz 0.08 32-bit2181+28−2851.1%−7.925.4%472
49.1%
235‑236OBender 3.2.4.22181+20−2049.9%+2.025.4%899
57.0%
237ProChess 1.02AD2178+23−2349.6%−2.022.1%700
64.5%
238Kurt 0.9.2.2 64-bit2171+26−2649.5%+4.522.6%553
63.3%
239NagaSkaki 5.122166+20−2050.6%−5.428.0%876
65.6%
240Lime 662160+23−2350.2%−3.321.1%729
70.5%
241Chesley r323 32-bit2150+25−2549.2%+6.920.5%595
69.9%
242KnockOut 0.7.12142+16−1651.8%−12.826.7%1416
72.4%
243Napoleon 1.5.0 64-bit2130+34−3446.3%+26.024.3%313
59.7%
244Prophet 2.0 32-bit2125+19−1949.3%+4.923.9%1019
52.8%
245Parrot 07.01.162124+32−3246.0%+29.921.5%354
85.1%
246Clarabit 1.00 32-bit2103+22−2247.6%+14.329.9%736
98.4%
247BikJump 2.01 32-bit2072+18−1850.3%−1.727.3%1062
88.1%
248BigLion 2.23x2056+21−2145.5%+32.227.4%848
84.0%
249PLP 16615712040+24−2446.2%+26.624.2%604
55.8%
250Jabba 1.0 32-bit2037+24−2446.6%+25.026.9%603
70.0%
251Matheus 2.32028+25−2545.1%+37.322.7%599
55.9%
252Mustang 4.972025+27−2743.9%+40.930.8%484
61.0%
253Monarch 1.72020+22−2245.9%+39.719.5%858
54.6%
254‑255Bubble 1.52018+22−2244.3%+42.721.4%805
51.0%
254‑255Slibo 0.5.12018+26−2645.5%+33.519.4%573
69.8%
256Cupcake 1.1a2006+34−3446.5%+29.415.0%339
59.1%
257ChessMind 0.822001+26−2645.9%+30.217.1%580
56.9%
258BibiChess 0.51998+28−2848.2%+13.324.0%480
66.1%
259BSC 3.91988+37−3745.1%+37.824.0%263
56.1%
260Schola 1.1.0 32-bit1984+27−2745.7%+32.026.0%480
71.8%
261Zeta Dva 0220 64-bit1971+35−3644.3%+46.516.9%307
54.7%
262Dabbaba 5.671968+39−3942.9%+52.421.4%248
51.9%
263Heracles 0.6.161967+26−2646.2%+27.127.9%537
59.1%
264Marvin 1.3.01963+25−2544.7%+39.021.9%608
56.9%
265AdroitChess 0.31959+33−3343.2%+55.519.0%353
61.1%
266Rival 1.181952+26−2646.6%+24.225.0%533
54.1%
267Monik 2.2.3 32-bit1950+32−3245.9%+28.527.5%345
55.1%
268Soldat III 0.1721947+33−3340.0%+81.317.2%379
67.4%
269Smash 1.0.31937+26−2640.8%+74.617.8%574
59.8%
270MatMoi 7.15.0-cct 32-bit1933+25−2542.7%+54.724.5%568
58.8%
271Micro-Max 4.8 (DM-PII)1928+26−2548.6%+11.625.1%541
81.3%
272Reger 0.091911+25−2541.0%+68.221.7%608
72.6%
273Clueless 1.41901+23−2340.4%+76.417.1%764
60.1%
274Warrior 1.0.31897+24−2444.4%+41.323.7%608
63.0%
275GChess IV 0.2.01891+26−2640.4%+71.028.2%517
69.7%
276Surprise 4.3b131880+29−3038.9%+88.119.1%446
89.5%
277Predateur 2.2 64-bit1849+41−4239.6%+78.918.1%216
64.5%
278BeRoChess 1.00 32-bit1838+37−3837.4%+97.822.9%266
96.7%
279Ziggurat 0.18 64-bit1787+41−4329.3%+160.624.3%222
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Komodo 8 64-bit 4CPU3301 52.5 − 41.5
+19−8=67
+11
53.5 − 40.5
+30−17=47
+14
35 − 15
+21−1=28
+9
35.5 − 14.5
+22−1=27
−6
33 − 17
+19−3=28
−43
35 − 15
+20−0=30
−27
40.5 − 11.5
+30−1=21
+17
38.5 − 10.5
+31−3=15
+15
45 − 7
+38−0=14
+70
 42 − 8
+35−1=14
+42
2Stockfish 5 64-bit 4CPU328141.5 − 52.5
+8−19=67
−11
 42 − 35
+20−13=44
+19
21 − 11
+11−1=20
0
54.5 − 22.5
+35−3=39
+18
57 − 20
+39−2=36
+34
19.5 − 10.5
+12−3=15
−30
21 − 9
+12−0=18
−31
18 − 2
+16−0=4
+162
40 − 10
+31−1=18
+19
 40 − 10
+30−0=20
+10
3Houdini 4 64-bit 4CPU327540.5 − 53.5
+17−30=47
−14
35 − 42
+13−20=44
−19
 20 − 14
+13−7=14
−21
37 − 14
+25−2=24
+37
24 − 10
+15−1=18
+14
23 − 11
+16−4=14
0
34 − 13
+23−2=22
0
 39 − 12
+30−3=18
+2
 44 − 10
+34−0=20
+33
4Gull 2.8b 64-bit 4CPU319715 − 35
+1−21=28
−9
11 − 21
+1−11=20
0
14 − 20
+7−13=14
+21
 18.5 − 15.5
+9−6=19
+2
1 − 1
+0−0=2
−31
 0 − 2
+0−2=0
−INF
 21.5 − 11.5
+16−6=11
+2
 2 − 0
+2−0=0
+INF
5Critter 1.6a 64-bit 4CPU317414.5 − 35.5
+1−22=27
+6
22.5 − 54.5
+3−35=39
−18
14 − 37
+2−25=24
−37
15.5 − 18.5
+6−9=19
−2
 17 − 17
+4−4=26
−6
24.5 − 25.5
+9−10=31
−18
1.5 − 0.5
+1−0=1
+122
32.5 − 22.5
+13−3=39
−12
50 − 24
+32−6=36
+32
 18 − 14
+10−6=16
−40
6Fire 3.0 64-bit 4CPU316617 − 33
+3−19=28
+43
20 − 57
+2−39=36
−34
10 − 24
+1−15=18
−14
1 − 1
+0−0=2
+31
17 − 17
+4−4=26
+6
  1.5 − 0.5
+1−0=1
+115
 19 − 13
+10−4=18
−14
 19.5 − 14.5
+9−4=21
−31
7Rybka 4 64-bit 4CPU316115 − 35
+0−20=30
+27
10.5 − 19.5
+3−12=15
+30
11 − 23
+4−16=14
0
 25.5 − 24.5
+10−9=31
+18
       
8BlackMamba 2.0 64-bit 4CPU313911.5 − 40.5
+1−30=21
−17
9 − 21
+0−12=18
+31
13 − 34
+2−23=22
0
2 − 0
+2−0=0
+INF
0.5 − 1.5
+0−1=1
−122
0.5 − 1.5
+0−1=1
−115
   18 − 14
+8−4=20
−5
 1.5 − 0.5
+1−0=1
+98
9Strelka 5.5 64-bit311410.5 − 38.5
+3−31=15
−15
2 − 18
+0−16=4
−162
  22.5 − 32.5
+3−13=39
+12
     11.5 − 10.5
+5−4=13
−5
 
10Chiron 2 64-bit 4CPU30987 − 45
+0−38=14
−70
10 − 40
+1−31=18
−19
12 − 39
+3−30=18
−2
11.5 − 21.5
+6−16=11
−2
24 − 50
+6−32=36
−32
13 − 19
+4−10=18
+14
 14 − 18
+4−8=20
+5
   17 − 17
+8−8=18
0
11Equinox 3.20 64-bit3095        10.5 − 11.5
+4−5=13
+5
   
12Hannibal 1.4b 64-bit 4CPU30958 − 42
+1−35=14
−42
10 − 40
+0−30=20
−10
10 − 44
+0−34=20
−33
0 − 2
+0−2=0
−INF
14 − 18
+6−10=16
+40
14.5 − 19.5
+4−9=21
+31
 0.5 − 1.5
+0−1=1
−98
 17 − 17
+8−8=18
0
  
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 8 64-bit 4CPU3301 95.398.6100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 5 64-bit 4CPU32814.7 69.5100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU32751.430.5 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Gull 2.8b 64-bit 4CPU31970.00.00.0 95.997.799.599.9100.0100.0100.0100.0
5Critter 1.6a 64-bit 4CPU31740.00.00.04.1 76.594.598.8100.0100.0100.0100.0
6Fire 3.0 64-bit 4CPU31660.00.00.02.323.5 67.894.5100.0100.0100.0100.0
7Rybka 4 64-bit 4CPU31610.00.00.00.55.532.2 91.1100.0100.0100.0100.0
8BlackMamba 2.0 64-bit 4CPU31390.00.00.00.11.25.58.9 94.299.498.199.6
9Strelka 5.5 64-bit31140.00.00.00.00.00.00.05.8 93.089.495.8
10Chiron 2 64-bit 4CPU30980.00.00.00.00.00.00.00.67.0 55.958.6
11Equinox 3.20 64-bit30950.00.00.00.00.00.00.01.910.644.1 50.0
12Hannibal 1.4b 64-bit 4CPU30950.00.00.00.00.00.00.00.44.241.450.0 
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

542'197 games (104.03 MB)

All games with comments

542'197 games (325.22 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on October 26, 2014