CCRL 40/4
Downloads and Statistics
May 28, 2016
Testing summary:
Total: 1'379'533 games
played by 1'587 programs
19255 CPU days (X2 4600+)

White wins: 541'557 (39.3%)
Black wins: 442'931 (32.1%)
Draws: 395'045 (28.6%)
White score: 53.6%

Rating list

CCRL 40/4 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 4 minutes on Athlon 64 X2 4600+ (2.4 GHz)
Computed on May 28, 2016 with Bayeselo based on 1'379'533 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 10 64-bit 4CPU3428+24−2377.9%−198.536.2%704 
86.8%
2Stockfish 251115 64-bit 4CPU3412+17−1771.3%−146.643.0%1184
100.0%
3Houdini 4 64-bit 4CPU3327+10−1161.0%−83.341.9%3302
100.0%
4Gull 3 64-bit 4CPU3261+12−1248.9%−0.745.7%2289
98.3%
5Equinox 3.30 64-bit 4CPU3243+14−1339.5%+66.552.6%1719
66.8%
6Fire 4 64-bit 4CPU3239+12−1244.5%+33.350.9%2031
94.0%
7Critter 1.6a 64-bit 4CPU3227+9−952.2%−18.146.2%4287
97.2%
8Fritz 15 64-bit 4CPU3209+17−1743.3%+45.748.1%1154
86.1%
9Rybka 4.1 64-bit 4CPU3198+9−950.7%−7.941.6%4940
100.0%
10Hannibal 1.5 64-bit 4CPU3154+15−1529.1%+145.037.9%1592
78.2%
11Texel 1.05 64-bit 4CPU3145+16−1634.5%+111.136.6%1467
67.9%
12Strelka 5.5 64-bit3140+13−1333.0%+122.238.6%2246
54.2%
13Naum 4.6 64-bit 4CPU3139+16−1730.5%+141.636.2%1374
62.2%
14PanChess 00.537 64-bit3135+15−1556.4%−43.450.7%1445
85.8%
15Fizbo 1.7 64-bit3122+18−1848.9%+10.338.2%1055
73.6%
16Chiron 2 64-bit 4CPU3114+15−1537.1%+89.637.5%1650
89.7%
17Hiarcs 14 4CPU3100+15−1552.0%−11.439.2%1397
76.4%
18‑19Protector 1.9.0 64-bit3092+14−1444.9%+40.440.6%1780
52.2%
18‑19Senpai 1.0 64-bit 4CPU3092+17−1735.6%+101.835.2%1303
52.2%
20Andscacs 0.84 64-bit3091+16−1648.1%+15.636.8%1319
78.9%
21iCE 3.0 64-bit3082+17−1747.2%+22.539.3%1247
68.4%
22NirvanaChess 2.2 64-bit3077+14−1445.5%+35.143.0%1660
100.0%
23Deep Shredder 12 64-bit 4CPU3037+8−747.3%+18.637.6%6456
63.3%
24Spike 1.4 Leiden 4CPU3035+11−1138.6%+80.336.2%3287
80.2%
25Alfil 15.7 64-bit3027+14−1445.4%+34.735.0%1877
62.9%
26Deep Junior 13.3 64-bit 4CPU3023+16−1635.1%+103.936.0%1435
56.6%
27Spark 1.0 64-bit 4CPU3022+10−1039.4%+75.839.2%4181
100.0%
28Hakkapeliitta 3.0 64-bit2985+14−1448.2%+14.835.7%1695
67.7%
29‑30Pedone 1.4.1 64-bit2979+19−1951.4%−9.143.7%883
51.3%
29‑30SmarThink 1.80 64-bit2979+19−1850.2%−4.335.2%975
91.7%
31Zappa Mexico II 64-bit 4CPU2965+7−741.5%+60.238.1%7708
52.1%
32Gaviota 1.0 64-bit 4CPU2964+28−2853.6%−24.833.0%418
83.4%
33Onno 1.2.70 64-bit 4CPU2948+13−1334.8%+108.036.0%2217
61.6%
34Thinker 5.4c Inert 64-bit 4CPU2946+8−942.5%+51.334.7%5066
80.2%
35Cheng 4.39 64-bit2939+15−1546.2%+27.538.5%1489
63.3%
36Deep Sjeng WC2008 64-bit 4CPU2935+8−840.2%+74.432.2%6311
74.1%
37‑38Toga II 3.0 4CPU2929+18−1922.2%+219.626.8%1293
50.4%
37‑38Vajolet2 2.1 64-bit2929+18−1845.6%+28.138.5%954
75.3%
39Booot 5.2.0 64-bit2921+11−1149.5%+6.334.5%3056
75.9%
40DiscoCheck 5.2 64-bit2915+14−1449.8%+2.135.5%1808
68.5%
41Bobcat 7.6 64-bit2909+21−2150.0%−0.139.8%724
68.1%
42Bright 0.4a 4CPU2903+11−1142.0%+53.634.0%2939
64.6%
43Arasan 18.2 64-bit2899+16−1650.9%−5.838.2%1208
59.7%
44Quazar 0.4 64-bit2897+9−957.9%−61.532.6%4823
72.4%
45Crafty 25.0 64-bit2891+17−1748.1%+12.537.6%1070
81.4%
46Deuterium 14.3.34.130 64-bit2881+14−1452.1%−13.638.6%1711
81.0%
47‑48Loop M1-T 64-bit 4CPU2874+8−843.7%+42.136.0%5759
47.8%
47‑48Murka 3 64-bit2874+11−1149.4%+4.637.5%2985
72.8%
49‑50Atlas 3.80 64-bit2869+15−1554.2%−28.636.2%1498
48.4%
49‑50Dirty 3Nov2015 64-bit2869+17−1749.5%+4.534.1%1135
53.8%
51MinkoChess 1.3 64-bit2868+10−1054.3%−28.936.1%3495
58.4%
52EXchess 7.88b 64-bit2866+19−1948.8%+7.836.6%925
86.3%
53Nemo 1.0.1 64-bit2855+9−953.1%−22.335.3%4326
55.9%
54BugChess2 1.9 64-bit 4CPU2853+21−2156.7%−47.631.8%795
96.8%
55Rodent 1.7 64-bit2829+15−1546.0%+26.334.7%1518
74.3%
56Jonny 4.00 2CPU2821+16−1648.0%+13.034.8%1341
56.2%
57Scorpio 2.7.6 64-bit2819+17−1751.3%−9.435.1%1162
69.4%
58GNU Chess 5.60 64-bit2814+15−1448.9%+6.434.2%1608
60.3%
59Tornado 7.0 64-bit2811+15−1550.4%−3.230.9%1481
54.9%
60DisasterArea 1.542810+14−1449.3%+4.838.2%1757
56.4%
61Rhetoric 1.4.3 64-bit2808+18−1848.6%+7.933.2%1044
97.7%
62Laser 1.1 64-bit2781+20−2053.0%−21.135.4%796
51.6%
63Ktulu 92780+8−844.8%+37.131.0%6461
70.7%
64Octochess r5190 64-bit2777+11−1249.2%+4.134.5%2666
62.3%
65The Baron 3.29 64-bit2774+16−1652.1%−18.430.1%1397
67.7%
66Twisted Logic 20090922 64-bit2770+8−848.1%+14.229.7%6636
75.9%
67Frenzee 3.5.19 64-bit2766+8−948.5%+10.128.9%5434
74.7%
68Chessmaster 11 4CPU2758+22−2259.2%−64.532.4%698
52.6%
69ProDeo 1.852756+39−3853.9%−28.125.2%242
55.2%
70Bison 9.11 64-bit2753+12−1249.5%+7.024.9%2882
74.5%
71Tucano 6.00 64-bit2746+19−1949.7%+1.934.7%957
79.9%
72Godel 3.4.9 64-bit2736+15−1450.1%+0.730.9%1682
56.8%
73Chronos 1.9.9 64-bit2735+8−847.2%+23.833.2%6407
99.9%
74Chess Tiger 2007.12718+7−746.2%+30.034.4%7569
98.1%
75Delfi 5.4 2CPU2703+13−1340.7%+71.930.5%2438
94.3%
76RedQueen 1.1.4 64-bit2688+13−1349.5%+4.829.2%2017
55.2%
77Pharaon 3.5.1 4CPU2686+33−3440.5%+63.731.6%304
51.3%
78Cheese 1.8 64-bit2685+19−1948.7%+10.730.8%903
81.7%
79Daydreamer 1.75 64-bit2675+10−1048.7%+12.431.6%3932
64.5%
80Pawny 1.1 64-bit2672+16−1650.3%−2.631.9%1375
67.6%
81Djinn 1.021 64-bit2667+16−1650.8%−5.534.0%1402
70.2%
82Alaric 7072662+6−745.9%+31.727.8%9979
85.0%
83‑84Donna 4.0 64-bit2653+18−1849.7%+1.436.8%1041
47.3%
83‑84Naraku 1.312653+14−1451.0%−5.525.4%2013
55.1%
85Nebula 2.0 64-bit2652+12−1250.1%−0.829.3%2594
90.4%
86Colossus 2008b2643+7−746.7%+26.430.0%8685
54.3%
87ChessBrainVB 2.052642+18−1852.4%−16.131.2%1057
55.6%
88‑89Cyrano 0.6b17 64-bit2641+9−950.0%+2.629.7%4444
51.2%
88‑89Sjakk 2.2 64-bit2641+14−1549.8%+1.435.1%1595
63.7%
90E.T. Chess 13.01.082638+7−746.3%+28.831.4%8447
61.0%
91Amoeba 1.0 64-bit2634+27−2746.1%+25.433.4%446
52.2%
92Rodin 8.02633+18−1848.8%+7.828.8%1085
57.6%
93Phalanx XXV2630+28−2853.0%−21.126.7%446
53.8%
94‑95Movei 00.8.438 (10 10 10)2629+7−744.6%+40.730.3%8362
47.2%
94‑95WildCat 82629+7−745.5%+34.029.6%8084
54.7%
96Gandalf 62628+9−945.0%+38.929.2%5183
54.2%
97‑98Brutus 8.05 64-bit 2CPU2627+16−1653.3%−25.331.2%1290
50.3%
97‑98Hamsters 0.7.1 2CPU2627+17−1652.1%−15.133.0%1232
75.1%
99‑100Rotor 0.7a2620+15−1449.0%+7.629.1%1686
48.2%
99‑100Sloppy 0.2.2 64-bit2620+8−845.8%+31.330.4%5744
71.4%
101Philou 3.7.1 64-bit2616+11−1246.9%+22.929.3%2753
62.4%
102Slow Chess Blitz WV2.12614+6−644.3%+42.929.6%12012
56.6%
103Ruffian 2.1.02613+9−946.8%+24.230.6%4457
67.7%
104Jellyfish 1.1 64-bit2609+16−1649.0%+6.532.1%1341
52.5%
105NoraGrace 2.0 64-bit2608+16−1655.6%−44.018.8%1647
59.4%
106Lemming 0.34 64-bit2605+16−1644.9%+36.930.1%1370
55.4%
107GarboChess 2.20 64-bit2604+14−1447.5%+17.825.2%2024
55.7%
108Glass 1.9 64-bit2603+14−1453.2%−23.228.6%1892
71.6%
109Amyan 1.722598+8−849.2%+5.828.7%5995
55.7%
110Arminius 2013-08-10 64-bit2597+18−1843.4%+49.322.5%1159
64.4%
111Muse 0.953 64-bit2592+19−1948.5%+9.931.3%975
52.2%
112N2 0.4 64-bit2591+11−1049.7%+2.431.4%3402
80.2%
113Francesca MAD 0.192585+11−1151.1%−9.528.3%2946
52.9%
114‑115CuckooChess 1.12 64-bit2584+14−1453.1%−23.125.8%1776
51.2%
114‑115GreKo 2015 64-bit2584+18−1849.3%+4.928.7%1022
56.2%
116Zurichess Glarus 64-bit2582+21−2152.6%−19.230.2%798
63.7%
117Pseudo 0.7c2578+8−848.9%+6.029.2%5582
54.8%
118SOS 5.12577+8−846.3%+25.628.3%6193
63.9%
119Maverick 1.5 64-bit2573+20−2049.9%+0.927.1%873
63.8%
120Aristarch 4.502569+8−847.8%+16.427.2%6235
54.9%
121‑122Carballo 1.4 64-bit2568+27−2759.7%−70.526.6%478
50.3%
121‑122nanoSzachy 4.1 64-bit2568+17−1749.6%+2.328.2%1252
50.4%
123Hermann 2.8 64-bit 2CPU2567+18−1848.5%+11.725.5%1133
54.6%
124Capivara LK 0.09b02c 64-bit2566+14−1456.8%−48.528.7%1732
60.1%
125Petir 4.392564+11−1146.9%+22.231.8%3218
94.0%
126Rebel Century2550+14−1447.8%+14.528.6%1838
67.5%
127Anaconda 2.0.12546+10−1050.6%−4.130.6%3704
52.2%
128Pupsi2 0.092545+29−3040.0%+73.829.1%412
61.1%
129AnMon 5.752541+8−848.0%+13.325.1%6656
73.5%
130Ufim 8.022538+7−750.7%−6.828.3%8890
71.9%
131‑132BBChess 1.3b 64-bit 2CPU2533+15−1554.3%−35.528.5%1698
49.1%
131‑132DanaSah 4.882533+13−1348.5%+10.028.5%2263
75.2%
133Fridolin 2.0 64-bit2526+16−1649.6%+2.329.1%1294
73.7%
134Delphil 2.8 2CPU2519+18−1858.9%−61.332.3%1045
56.5%
135Pepito 1.59.2 64-bit2517+11−1146.8%+22.328.4%2802
55.2%
136JikChess 0.02 64-bit2515+18−1850.5%−2.422.0%1102
74.0%
137Little Goliath Evolution 3.122509+7−748.6%+9.827.7%8931
55.6%
138‑139Green Light Chess 3.01.2.22508+9−945.1%+36.029.0%4848
51.8%
138‑139Yace 0.99.872508+8−848.8%+7.927.9%5887
57.1%
140Trace 1.37a2507+8−748.2%+13.126.7%7078
68.6%
141‑142Dorky 4.0 64-bit 2CPU2503+17−1760.0%−71.031.1%1184
48.0%
141‑142K2 0.792503+20−2053.0%−22.826.0%893
90.0%
143Bruja 1.9.1 64-bit2488+11−1146.4%+27.825.5%2995
66.1%
144Mephisto Gideon Professional2485+13−1349.7%+1.224.2%2174
53.3%
145Tao 5.62484+10−1048.7%+8.325.4%3598
89.5%
146Cerebro 3.03d2476+8−947.4%+18.523.4%5978
69.6%
147Betsabe II 1.472472+16−1654.3%−32.522.4%1574
52.6%
148Xpdnt 0910072471+14−1451.1%−8.627.0%1914
83.9%
149Kiwi 0.6d 64-bit2462+13−1348.4%+12.425.5%2396
62.6%
150pikoSzachy 4.02459+14−1449.5%+2.922.9%1842
65.5%
151‑152LittleThought 1.052 64-bit 2CPU2454+18−1839.4%+78.823.1%1145
50.9%
151‑152Shield 1.2 64-bit2454+21−2154.3%−31.423.7%852
61.9%
153Counter 1.22450+10−1048.3%+11.936.3%3756
63.9%
154Matacz 1.42448+9−950.9%−9.125.1%4881
94.4%
155SpiderChess 0706032439+8−846.3%+25.830.7%6455
56.7%
156‑157Abrok 5.02438+10−1043.5%+46.825.6%4258
47.4%
156‑157King of Kings 2.562438+11−1047.0%+22.223.0%3620
71.0%
158LambChop 10.992435+9−949.3%+4.526.4%5110
57.2%
159Ares 1.005.2 64-bit2433+19−1947.1%+19.025.3%997
62.8%
160Nejmet 3.072429+9−949.9%+0.427.0%5774
63.0%
161Gaia 3.5 64-bit2427+10−1046.8%+24.221.1%4537
58.0%
162Eeyore 1.52 64-bit2426+12−1246.8%+23.124.7%2805
52.3%
163Quark 2.352425+10−1047.9%+16.324.5%4233
59.6%
164Snitch 1.6.2 32-bit2424+11−1148.1%+13.325.3%3207
55.9%
165OliThink 5.3.0 64-bit2422+14−1446.6%+25.323.4%1901
62.4%
166‑167Dragon 4.62420+8−849.0%+7.224.8%5831
47.2%
166‑167Hussar 0.42420+11−1152.3%−16.423.1%3263
69.0%
168‑169Giraffe 20150908 64-bit2415+18−1850.6%−4.319.1%1121
49.7%
168‑169Typhoon 1.00-3582415+17−1745.5%+33.923.6%1384
55.4%
170‑171RomiChess P3L 64-bit2414+12−1248.5%+10.227.8%2699
47.1%
170‑171Simplex 0.9.8 64-bit2414+12−1251.7%−12.921.4%2592
68.2%
172Patzer 3.80 2CPU2410+16−1651.0%−9.524.2%1527
62.1%
173Floyd 0.8 64-bit2406+20−1950.8%−6.717.7%982
57.8%
174KnightDreamer 3.32404+13−1350.5%−4.426.9%2320
70.2%
175Ifrit m1.8 64-bit2399+13−1350.5%−3.525.3%2194
57.3%
176Capture R012397+15−1552.5%−17.824.7%1638
69.8%
177‑178Diablo 0.5.12392+11−1150.0%+0.828.0%3154
52.0%
177‑178PostModernist 10162392+12−1251.0%−7.823.9%2718
60.1%
179Leila 0.53h2390+9−951.5%−15.022.3%5390
58.9%
180‑181Amy 0.87b2389+9−947.7%+15.221.9%4946
49.1%
180‑181Comet B502389+10−1046.5%+24.223.7%4152
70.7%
182Gosu 0.162385+8−851.6%−12.021.8%6364
67.1%
183Myrddin 0.87 64-bit2381+16−1651.8%−12.622.7%1351
55.0%
184Jazz 721 64-bit2380+17−1848.2%+13.620.7%1212
59.4%
185Der Bringer 1.92378+8−851.5%−14.122.7%6195
72.2%
186Ghost 2.0.12372+17−1752.3%−16.723.5%1326
71.0%
187‑188Terra 3.42366+12−1253.3%−23.020.9%2700
51.6%
187‑188The Crazy Bishop 00522366+9−1051.7%−15.423.5%4499
84.4%
189‑190Homer 2.012359+10−1051.1%−8.425.1%3862
50.3%
189‑190Schooner 1.5 64-bit2359+30−3052.8%−19.227.4%379
52.2%
191Nemeton 1.42358+28−2852.8%−21.120.3%464
52.7%
192‑193Betsy 6.51 Nobook2357+12−1255.0%−41.123.6%2621
49.7%
192‑193Orion 0.3.0 64-bit2357+22−2255.0%−37.122.5%759
54.4%
194‑196Amateur 2.822356+8−851.7%−14.820.7%6164
47.8%
194‑196Cmcchess 2.6 64-bit2356+16−1649.4%+3.527.6%1427
50.2%
194‑196Lozza 1.16 64-bit2356+16−1751.4%−10.224.5%1341
71.9%
197Alex 2.14a 64-bit2350+12−1248.6%+10.823.2%2568
59.4%
198Tigran 2.4n 64-bit2348+15−1548.3%+12.727.2%1675
54.4%
199CyberPagno 2.3 64-bit2347+16−1648.7%+8.525.3%1367
63.0%
200‑201Horizon 4.42344+9−949.0%+8.023.1%4924
49.7%
200‑201Queen 4.032344+9−947.9%+14.228.4%5205
64.9%
202Plisk 0.2.7d 64-bit2341+12−1250.1%−1.121.8%2644
57.2%
203TJchess 1.1 64-bit2340+12−1250.8%−5.222.4%2619
64.5%
204Gibbon 2.60a 64-bit2336+18−1844.6%+39.021.5%1114
51.4%
205Arion 1.72335+8−850.5%−4.125.8%6717
56.8%
206Waxman 20142334+16−1650.2%−0.525.0%1471
53.2%
207Thor's Hammer 2.28 32-bit2333+13−1356.3%−53.318.6%2412
58.2%
208Tytan 9.32 64-bit2331+15−1549.2%+4.724.5%1591
53.1%
209Sage 3.532330+9−948.5%+11.122.1%5308
63.5%
210Sorgenkind 0.42327+14−1347.4%+20.121.4%2069
56.3%
211Butcher 1.61 64-bit 2CPU2326+20−2046.8%+22.222.0%941
53.1%
212Chezzz 1.0.32325+10−1053.6%−29.720.9%4048
67.8%
213Mediocre 0.5 64-bit2320+17−1749.2%+6.023.1%1296
75.2%
214‑215Aice 0.99.22313+11−1149.5%+2.923.8%3268
50.5%
214‑215Nebiyu 1.22313+41−4228.5%+202.99.8%305
51.9%
216Averno 0.812312+11−1153.6%−31.122.7%3318
55.6%
217‑218Asterisk 0.62311+11−1150.6%−4.924.5%3320
50.2%
217‑218EveAnn 1.702311+20−2046.5%+24.425.2%932
59.7%
219Sungorus 1.4 64-bit2308+11−1152.6%−19.423.3%3180
54.2%
220Joker 1.1.142307+14−1446.9%+21.221.6%1942
73.3%
221‑222KnightX 1.922302+8−851.5%−14.022.6%6191
49.1%
221‑222Resp 0.19 64-bit Nobook2302+11−1150.7%−9.421.7%3352
94.3%
223Ayito 0.2.9942290+12−1254.0%−33.118.5%2995
58.4%
224MadChess 2.0 64-bit2288+18−1752.6%−20.821.3%1218
53.1%
225KMTChess 1.2.1 64-bit2286+40−3882.5%−340.97.9%429
55.5%
226‑227Matilde 2008 64-bit2283+14−1353.1%−24.721.1%2096
47.5%
226‑227Scidlet 3.61 64-bit2283+12−1251.9%−18.821.6%2715
56.2%
228Fischerle 0.9.70 SE 64-bit2282+20−2049.9%−1.223.7%940
71.8%
229Popochin 3.22275+9−949.0%+6.825.7%5454
86.3%
230Esc 1.162268+10−1053.7%−29.422.7%3956
80.2%
231Natwarlal 0.142263+9−947.7%+16.220.6%5819
58.5%
232Absolute Zero 2.4.0.0 64-bit2261+15−1551.7%−33.618.8%1895
58.6%
233Doctor 3.02258+19−1954.1%−38.027.0%1085
59.1%
234Zeus 1.292256+10−1049.2%+6.424.4%3959
99.3%
235‑236AliChess 4.252238+12−1245.8%+32.616.1%3079
50.2%
235‑236Ant 2006-F2238+10−1048.1%+14.020.8%4047
65.0%
237Anechka 0.082235+9−947.0%+21.520.4%6078
74.2%
238Adam 3.32231+12−1247.8%+17.818.3%2818
62.5%
239Exacto 0.e 64-bit2227+18−1854.8%−48.525.6%1192
61.7%
240OBender 3.2.x2224+12−1248.4%+9.419.8%2919
52.8%
241Buzz 0.08 64-bit2223+18−1752.3%−19.716.8%1303
87.6%
242ECE 11.012208+19−1947.6%+17.520.5%1052
61.8%
243RattateChess 1.0 Nosferatu2204+17−1748.2%+11.720.5%1406
54.6%
244FireFly 2.7.0 64-bit2203+16−1647.8%+16.925.5%1502
55.9%
245‑246Barbarossa 0.3.0 64-bit2201+19−1954.4%−46.015.3%1197
50.0%
245‑246ChessAlex 2.0r42201+18−1749.5%+3.819.8%1223
53.2%
247Chispa 4.0.32200+9−950.2%−1.033.8%5094
79.4%
248‑249Beowulf 2.4a 32-bit2194+13−1348.8%+7.821.4%2437
52.0%
248‑249Latista (Sinobyl) 1.52194+12−1247.2%+20.023.4%2777
58.8%
250‑251Madeleine 0.22192+11−1148.9%+6.820.1%3366
51.2%
250‑251Shallow 1.0 64-bit2192+14−1450.0%−0.821.1%1854
54.4%
252Uralochka 1.1b2191+12−1251.2%−10.121.7%2498
58.1%
253Feuerstein 0.4.6.12189+14−1557.5%−66.820.4%1915
73.8%
254Atak 6.82183+12−1249.1%+5.921.4%2645
51.9%
255Chesley r323 64-bit2182+32−3170.5%−204.111.4%500
54.8%
256Neurosis 2.52180+18−1850.3%−1.722.5%1151
75.1%
257Genesis 2.02173+11−1151.5%−11.921.6%3552
84.0%
258Mango Paola Ajedrez 1.02163+15−1540.3%+57.634.2%1514
55.9%
259InmiChess3.06N2162+10−1050.0%−1.920.4%4204
63.0%
260BlackBishop 1.02160+11−1148.4%+9.720.3%3515
67.7%
261Kurt 0.9.2.2 64-bit2155+14−1551.0%−9.819.8%1932
66.5%
262Protej 0.5.8c2150+18−1845.6%+34.116.2%1205
69.4%
263‑266Alarm 0.93.12145+10−1052.6%−20.717.3%3983
48.9%
263‑266Lime 662145+10−947.1%+22.617.1%4939
54.0%
263‑266NagaSkaki 5.122145+13−1347.2%+22.523.6%2539
49.0%
263‑266Sunsetter 10.3 64-bit2145+13−1351.1%−10.519.5%2299
89.2%
267Nesik 0.7.0 alpha2134+11−1149.4%+4.321.6%3326
58.9%
268WJChess 1.642133+10−1049.9%−2.320.2%3992
66.8%
269Fortress 1.622130+9−950.5%−6.521.0%4939
54.4%
270ChessKISS 1.7c 64-bit2129+20−2053.5%−25.423.8%975
66.7%
271Bearded 06_292123+17−1763.9%−113.417.6%1415
54.7%
272NG-Play 9.84 64-bit2121+17−1750.1%−0.323.8%1243
69.4%
273KnockOut 0.7.12115+17−1755.8%−47.118.2%1354
72.1%
274GK 0.90 64-bit2109+13−1348.6%+9.320.7%2452
69.3%
275Alf 1.092104+14−1449.7%+2.222.6%1834
66.2%
276‑277BikJump 2.01 64-bit2100+10−1050.2%−3.621.5%4317
49.8%
276‑277Clarabit 1.00 64-bit2100+13−1348.8%+10.522.8%2486
69.1%
278Wing 2.0a2097+10−1051.2%−11.120.5%4336
79.9%
279Uragano 3D 0.872089+14−1453.2%−25.120.0%1963
74.4%
280Gogobello 0.12 64-bit2081+20−2053.3%−23.222.3%956
58.2%
281Napoleon 1.5.0 64-bit2079+16−1654.3%−34.121.7%1419
64.7%
282Parrot 07.07.222074+15−1550.3%−2.320.6%1672
88.8%
283King's Out 0.2.422059+20−2052.8%−30.515.1%1058
61.8%
284Monarch 1.72056+12−1254.0%−33.919.3%2729
54.8%
285Matheus 2.32055+10−1048.6%+10.721.2%4380
61.4%
286Dolphin 1.02052+16−1646.9%+24.215.2%1541
65.6%
287‑288Bodo 0.2b2048+13−1346.5%+27.618.4%2718
49.1%
287‑288ChessMind 0.822048+15−1449.8%+1.416.6%1918
79.4%
289Gerbil 0.2 64-bit2040+11−1152.4%−18.919.3%3401
65.5%
290‑291Ax 0.82037+13−1343.7%+52.516.4%2775
51.3%
290‑291RDChess 3.232037+14−1453.3%−28.419.9%2011
57.6%
292Cinnamon 2.0 64-bit2034+22−2243.4%+45.627.6%736
54.3%
293Vice 1.0 64-bit2033+16−1649.3%+6.420.8%1403
56.7%
294Jabba 1.0 64-bit2031+14−1448.9%+8.820.1%1861
55.7%
295Bestia 0.902030+9−1046.1%+31.820.3%4608
57.5%
296ProChess 101CN2028+17−1753.3%−30.715.6%1394
53.7%
297PLP 16615712027+17−1753.1%−28.912.9%1415
54.3%
298ZCT 0.3.2500 64-bit2025+22−2251.3%−10.314.8%825
57.4%
299Soldat III 0.178 64-bit2023+17−1749.8%−0.122.0%1257
51.6%
300Zeta Dva 0210 64-bit2022+19−1951.0%−5.414.1%1102
55.6%
301Freyr 1.068 64-bit2019+33−3356.0%−62.612.4%420
66.5%
302DelphiMAX 2.92011+13−1345.1%+41.115.6%2406
57.4%
303RamJet 0.112009+19−1948.5%+12.218.5%1117
56.2%
304Bismark 1.42005+56−5188.9%−487.19.6%302
54.5%
305Ecce 1.0 (rev. 508) 64-bit2002+19−1949.2%+5.916.6%1061
51.1%
306‑307AdroitChess 0.32001+20−2058.1%−68.216.8%999
51.3%
306‑307Requiem 0.532001+13−1349.6%+2.143.3%2038
66.6%
308Sjaak 3991996+19−1948.3%+12.919.0%1038
51.8%
309Coiled 0.2b 64-bit1995+17−1752.3%−15.534.3%1146
55.3%
310Armageddon 2.3081994+12−1247.1%+19.223.5%2510
71.9%
311‑312Elephant 1.061989+13−1346.8%+23.416.9%2437
50.0%
311‑312FrankWalter 1.081989+16−1648.2%+11.218.3%1486
50.6%
313‑314BigLion 2.23x1988+9−1046.1%+28.319.1%4733
52.1%
313‑314Small Potato 0.6.11988+11−1149.0%+3.721.2%3601
54.1%
315Cupcake 1.01987+18−1944.2%+42.816.6%1172
58.5%
316‑317Bubble 1.51984+16−1648.2%+11.215.9%1530
51.8%
316‑317Galjoen 0.32 64-bit1984+19−1948.3%+11.418.8%1077
55.6%
318Gullydeckel 2.16pl11982+13−1351.2%−10.417.9%2437
66.2%
319Faile 1.4.41979+10−1044.0%+52.322.6%4673
64.4%
320La Dame Blanche 2.0c1975+16−1653.5%−30.019.9%1550
66.5%
321Matant 5.041971+16−1655.5%−47.416.6%1640
57.5%
322Etude 0.1.21969+15−1549.2%+5.822.2%1687
53.8%
323Monik 2.2.3 64-bit1968+18−1850.1%+1.516.8%1320
54.6%
324SSEChessII 2.05 DC1966+11−1152.7%−23.220.3%3413
64.8%
325‑326Cilian 4.141963+12−1246.5%+26.825.0%2790
51.7%
325‑326Marvin 1.3.01963+10−1047.8%+14.419.9%4486
54.8%
327BSC 3.91962+19−1950.9%−6.912.3%1074
58.3%
328Leonidas 83 64-bit1957+41−4160.5%−84.413.2%243
54.1%
329JanWillem 1.131955+11−1147.4%+18.116.9%3868
79.0%
330Rival 1.181949+11−1151.8%−17.618.2%3446
51.2%
331Micro-Max 4.81948+9−947.4%+23.022.5%4988
56.4%
332ALChess 1.841947+19−1947.5%+17.122.6%976
72.7%
333Mustang 4.971939+14−1452.7%−21.825.6%2045
67.6%
334Sharper 0.171935+13−1345.2%+36.417.1%2618
95.3%
335Smash 1.0.31922+10−1048.4%+10.017.8%4130
63.3%
336BibiChess 0.51919+12−1249.4%+1.421.2%2889
58.0%
337‑338Dabbaba 7.491917+18−1855.5%−73.616.4%1370
49.9%
337‑338SMIRF 178eBC1917+31−3061.1%−114.114.8%553
53.4%
339Heracles 0.6.161916+10−1148.0%+14.620.7%3844
51.9%
340SamChess1915+16−1656.7%−80.417.1%1679
58.4%
341IACH 0.56z1913+12−1253.0%−22.819.7%2721
57.4%
342BamBam1911+15−1544.6%+44.019.1%1846
63.1%
343Eagle 0.7.51908+13−1352.8%−22.013.2%2533
66.7%
344Clueless 1.41904+10−1051.2%−9.813.9%4288
60.3%
345Robocide1901+24−2447.5%+13.914.2%777
60.8%
346Warrior 1.0.31897+11−1051.2%−11.120.8%3799
57.8%
347SnailChess 4.0131896+12−1253.7%−29.720.1%2885
59.6%
348Morphy 3.221894+14−1454.7%−39.522.0%2196
68.4%
349Tyrell 1.021887+25−2565.5%−178.215.4%760
53.1%
350MrChess 2.11885+24−2465.2%−169.518.0%784
56.0%
351FreeChessII 2.171883+26−2665.9%−184.611.6%724
57.6%
352Surprise 4.3b131879+20−2047.6%+19.212.0%1123
55.1%
353Purple Haze 2.1.01878+16−1649.7%+4.314.9%1575
87.0%
354Arabian Knight 1.511860+26−2663.8%−160.914.7%689
74.3%
355Simontacchi 1.811850+15−1557.0%−57.812.8%1827
68.1%
356Roce 0.03901845+13−1349.1%+5.419.2%2372
81.3%
357Celes 0.77c1836+14−1554.0%−29.818.5%1927
61.3%
358Ranita 2.41833+14−1453.0%−24.019.0%2068
75.5%
359Ajedrez Tactico 2.73b1825+18−1854.7%−37.416.2%1294
57.2%
360MatMoi 7.15.0-cct 32-bit1823+19−1954.7%−37.315.7%1070
63.7%
361RataAeroespacial 0.2.11818+19−1953.7%−29.913.7%1064
52.2%
362HeavyChess 0.13 beta1817+22−2265.3%−149.032.5%793
61.5%
363JARS 1.75a1813+15−1556.5%−63.219.7%1948
67.6%
364Beaches 2.321809+13−1347.7%+9.815.1%2602
64.4%
365Predateur 2.1 64-bit1805+15−1549.2%−1.615.5%1921
56.7%
366NoonianChess 3206P21803+24−2460.7%−118.017.4%771
52.0%
367Chenard 2013.02.27 64-bit1802+35−3456.0%−52.213.4%365
61.3%
368Milady 3.041795+23−2348.1%+18.113.9%782
56.0%
369‑372Cecir 3.51793+13−1449.8%+0.619.3%2296
50.4%
369‑372Chess4j 3.0 64-bit1793+22−2247.9%+14.421.6%770
50.9%
369‑372Enigma 1.1.41793+15−1552.6%−22.619.9%1712
49.7%
369‑372MorphyChess 1.0.51793+16−1649.3%+11.019.0%1535
62.9%
373HoiChess 0.103 64-bit1789+20−2066.5%−148.017.3%1015
67.3%
374Eia 0.21782+20−2045.5%+37.618.7%1028
69.7%
375Grizzly 1.40.1b1776+14−1453.1%−31.512.1%2201
61.6%
376Macromix 2.011772+23−2360.0%−107.823.2%807
51.0%
377Bremboce 0.6.21771+23−2357.0%−86.613.5%814
56.8%
378Embracer 1.121769+15−1551.9%−20.022.8%1834
67.0%
379‑380BeRoChess 1.00 32-bit1761+34−3466.5%−178.625.8%399
50.0%
379‑380Fauce 0.41c1761+18−1848.3%+15.038.1%1086
56.9%
381Pulsar 2009-9b1758+22−2259.1%−97.219.8%910
55.8%
382Robin 0.9831756+12−1252.4%−23.018.7%2939
81.8%
383Mint 2.31746+20−2059.0%−91.418.8%1094
54.7%
384Lodocase 2402081744+25−2556.1%−77.613.8%732
62.0%
385Rocinante 2.0 64-bit (mcts)1739+20−2050.4%−2.217.7%960
63.3%
386Laurifer 1.01735+12−1146.3%+26.519.4%3367
54.1%
387Elf 1.3.01734+11−1145.0%+41.714.7%4165
79.8%
388Vicki 0.041a1727+14−1452.8%−33.118.4%2056
69.8%
389Kanguruh 1.931722+12−1251.7%−14.619.2%2766
55.4%
390Adamant 1.71721+10−1046.2%+29.616.4%4591
80.4%
391Kitteneitor 0.22.11711+20−2050.7%−7.133.4%870
55.0%
392GChess IV 0.2.01709+14−1458.0%−66.529.4%2102
56.0%
393Ziggy 0.71707+26−2663.3%−149.014.2%710
51.4%
394Pulse 1.4.01706+42−4253.0%−26.220.6%218
52.7%
395Sayuri 2015.09.15 64-bit1704+38−3941.8%+66.217.7%249
52.4%
396‑397Aldebaran 0.7.01703+12−1246.7%+22.634.1%2560
47.5%
396‑397Tscp 1.811703+12−1246.5%+29.814.5%3086
55.9%
398SEE 0.6.91702+13−1352.5%−24.420.0%2593
67.6%
399Testina 3c1692+38−3768.9%−184.422.8%325
52.8%
400Zoidberg 0.11691+22−2254.0%−49.115.3%893
83.2%
401Gargamella 0.5.01677+18−1851.0%−10.316.9%1257
56.5%
402SharpChess2 2.6.91674+36−3657.5%−101.26.4%392
52.5%
403Bace 0.451673+12−1249.9%−4.016.8%2927
52.2%
404Chess 4.1a1672+35−3557.3%−98.019.8%378
53.8%
405Jester 0.841670+18−1849.5%+1.413.2%1235
52.0%
406Violet 2.0 64-bit1669+40−3960.1%−69.832.1%218
51.2%
407Tristram 3.361668+23−2351.2%−27.513.4%853
53.4%
408Mizar 3.01667+11−1146.9%+27.815.5%3680
57.7%
409PolarChess 1.31665+13−1453.1%−26.616.5%2346
66.9%
410JaksaH 1.11 64-bit1661+14−1454.9%−40.320.5%1908
59.8%
411Golem 0.4411658+21−2144.3%+42.317.4%873
76.1%
412Belzebub 0.671649+12−1249.2%+8.926.9%3143
77.5%
413DChess 1.0.21643+13−1349.9%−0.017.5%2652
80.6%
414‑415Pooky 2.71634+16−1650.3%+0.016.6%1587
50.3%
414‑415Simon 1.2 64-bit1634+17−1750.6%−4.417.2%1357
66.0%
416IQ23.0031630+12−1246.3%+28.535.2%2572
56.6%
417Vapor 0.01r121628+14−1454.2%−29.939.6%1713
85.1%
418MSCP 1.441619+12−1246.9%+23.818.6%3054
58.4%
419ChessRikus 1.4661617+16−1649.7%+4.016.7%1473
79.4%
420Storm 0.61609+11−1146.0%+31.817.0%3496
51.6%
421AdaChess 2.01608+22−2247.5%+18.014.1%884
68.7%
422Revati 0.4c1600+26−2662.6%−103.621.0%643
58.8%
423Rainman 0.7.51596+18−1841.6%+66.027.6%1217
55.4%
424Darky 0.5d1594+34−3548.5%−0.713.7%423
58.5%
425Philemon C1589+22−2256.9%−47.724.3%781
67.9%
426Marginal 0.11578+41−4152.6%−38.64.0%324
62.6%
427VanillaChess 2.6g1570+25−2457.3%−58.515.9%665
54.9%
428Zotron 4.4.61568+12−1247.6%+21.925.5%2876
63.7%
429SdBC 0.41.401565+17−1743.3%+48.425.1%1302
63.9%
430Needle 0.5311561+11−1143.9%+47.825.3%3486
57.0%
431Damas 91560+16−1650.9%−9.817.2%1602
85.6%
432Hokus-Pokus 0.6.31544+23−2350.3%−0.118.0%777
79.6%
433Pigeon 1.37 64-bit1530+26−2646.0%+33.028.0%557
54.2%
434Larsen VB 0.05.00011528+14−1443.2%+57.018.4%2150
58.1%
435mACE 0.2.2.6161526+20−2046.8%+23.917.8%1010
80.5%
436‑437Alibaba 1.381508+34−3541.5%+65.914.0%406
50.0%
436‑437Yawce 0.161508+26−2651.7%−19.412.9%612
63.3%
438Gedeone 16201500+37−3675.1%−220.417.2%349
85.9%
439Piranha 0.51479+12−1238.9%+97.413.5%3132
66.7%
440Tarrasch Toy Engine 0.9061475+14−1442.0%+62.418.6%2187
68.8%
441St Andersen 1.31 64-bit1470+16−1640.8%+69.918.5%1551
55.4%
442‑443Pentagon 1.21468+19−2039.2%+76.333.0%900
50.8%
442‑443Pwned 1.2 64-bit1468+32−3238.1%+103.017.5%423
55.1%
444APILChess 1.05r1b1465+16−1642.7%+58.822.0%1537
85.5%
445Roque 1.11453+17−1744.4%+47.017.4%1423
61.9%
446Apep 1.011446+40−4041.6%+80.18.1%333
55.9%
447Numpty Recharged 64-bit1443+20−2044.1%+43.519.5%1001
55.8%
448Blikskottel 0.81441+18−1844.0%+46.120.4%1180
87.3%
449Nero 6.11427+15−1538.4%+89.420.0%1697
95.9%
450Suff 0.3.a1402+24−2538.1%+97.822.1%647
54.9%
451Supra 15.01399+48−4936.6%+138.512.8%242
67.6%
452Tony's Chess 0.021387+16−1643.1%+53.78.7%1730
56.5%
453MiniMardi 1.31385+13−1332.3%+153.815.6%2767
57.0%
454Goyaz 0.0071383+21−2145.1%+48.614.9%1066
67.2%
455JChess 1.01376+19−1937.2%+101.619.8%1147
59.3%
456Eden 0.0.131373+17−1735.9%+110.715.0%1560
96.7%
457Nanook 0.171351+16−1641.5%+74.741.2%1589
70.6%
458Virutor Chess 1.11345+18−1838.7%+95.819.2%1269
62.7%
459MiniChessAI 1.191340+20−2049.0%+27.418.7%1131
66.7%
460Skaki 1.231333+25−2547.1%+47.517.2%748
68.6%
461Joanna 2002 1.031325+21−2138.0%+112.125.4%978
82.1%
462Ozwald 0.431311+20−2045.7%+52.118.2%1116
72.1%
463Fimbulwinter 5.001301+25−2637.6%+100.312.2%748
54.6%
464CeruleanJS 0.1.1 Blizzard 64-bit1299+33−3418.3%+256.119.2%452
74.7%
465KillerQueen 2.0b31285+19−1945.0%+63.826.7%1123
80.4%
466TRex 1.91274+19−1942.5%+81.716.1%1287
71.5%
467QuTeChess 1.0.1t r31265+23−2348.0%+45.736.4%751
64.9%
468Tikov 0.6.31260+19−1845.0%+64.617.0%1339
99.9%
469Raffaela 0.1.41220+18−1841.5%+98.726.3%1388
62.9%
470Toledo nanoChess v150120101216+17−1739.0%+116.230.3%1468
74.4%
471Gringo 1.4.9b1207+20−2042.7%+84.015.8%1134
58.6%
472Pierre 1.71204+26−2649.4%−4.410.6%746
64.6%
473Neurone XXIII1196+32−3246.7%+26.113.2%424
52.3%
474GrayMatter SVN16041194+43−4437.1%+151.320.4%279
60.4%
475Project Invincible 2.041186+37−3825.0%+292.519.0%406
76.4%
476BlitzKibitz 51168+35−3537.2%+71.041.4%273
55.0%
477DarkFusch 0.91165+22−2234.7%+164.832.0%855
72.9%
478Usurpator II1154+28−2764.1%−153.529.1%529
83.7%
479JChecs 0.1.01136+26−2657.3%−52.845.9%481
59.3%
480Brama 0512041131+32−3247.6%+5.046.0%313
72.9%
481Cassandre 0.241119+24−2454.0%−29.156.6%521
76.3%
482Blitzter 2.01104+36−2758.1%−76.76.7%358
89.5%
483Frank 0.581075+32−241.1%+60.526.8%426
61.0%
484Talvmenni 0.11069+37−352.2%−13.343.2%324
51.5%
485Hanzo The Razor1068+39−455.0%−33.561.4%272
56.6%
486Strategic Deep 1.251064+35−850.2%−8.412.8%655
83.2%
487DarkTemplar 0.11033+81−4011.6%+483.018.2%242
52.7%
488Xadreco 5.71030+58−4143.4%+21.923.6%440
61.0%
489Minnow1023+73−4941.4%+73.335.5%220
51.6%
490Zoe 0.11022+84−5011.3%+506.412.7%322
54.1%
491Safrad 2.1.35.2101019+60−5333.7%+170.421.0%1801
66.5%
492GIUChess 1.0 beta21011+76−6149.5%−3.842.8%313
77.6%
493Youk 1.0.5994+92−7847.0%+14.137.3%300
76.6%
494Kace 0.82977+107−9548.1%+22.124.1%324
75.8%
495NSVChess v0.14961+120−11149.1%+1.436.7%390
54.1%
496Iota 1.0 32-bit959+121−11352.7%−34.227.2%511
97.6%
497Chad's Chess 0.15924+153−14834.2%+150.514.9%1144
98.5%
498Luzhin 0.1887+191−18539.5%+106.832.6%565
55.9%
499Dika 0.4209883+196−18843.3%+49.750.3%314
73.8%
500Dreamer868+211−20361.6%−103.720.7%392
97.0%
501Hippocampe 0.4.1826+252−24554.7%−30.536.1%393
99.6%
502Pyotr 0.6 AM769+307−30251.0%−9.428.9%481
100.0%
503EasyPeasy 1.0.0.0634+443−43726.5%+304.912.7%746
65.1%
504ReBorn Mainsworthy 1.30623+457−44956.3%−33.022.5%213
93.6%
505MicroChess 1976574+505−49750.0%−1.529.6%230
89.6%
506NEG 0.3d542+535−53035.3%+157.328.4%483
85.1%
507Ram 2.0519+558−55233.2%+175.730.1%435
98.7%
508LaMoSca 0.10466+611−60531.1%+190.660.8%286
87.3%
509CPP1435+642−63728.6%+219.222.7%255
100.0%
510ACE 0.1319+757−75214.2%+491.322.0%473
87.0%
511POS 1.20289+788−78218.6%+378.822.5%298
 

Results matrix

All engines (top 12, best versions only)
#NameElo123456789101112
1Komodo 10 64-bit 4CPU3428 32.5 − 25.5
+16−9=33
+18
37 − 21
+21−5=32
−22
44.5 − 13.5
+34−3=21
+10
46.5 − 11.5
+35−0=23
+13
44.5 − 13.5
+32−1=25
−19
46.5 − 11.5
+37−2=19
+8
49 − 9
+41−1=16
+34
45 − 13
+34−2=22
−47
51 − 7
+45−1=12
+31
50 − 6
+44−0=12
+33
46.5 − 9.5
+38−1=17
−52
2Stockfish 251115 64-bit 4CPU341225.5 − 32.5
+9−16=33
−18
 42.5 − 31.5
+25−14=35
−40
53.5 − 20.5
+35−2=37
−15
56.5 − 17.5
+41−2=31
0
58 − 16
+42−0=32
+9
57 − 17
+44−4=26
−3
78 − 18
+60−0=36
+7
59.5 − 14.5
+46−1=27
−8
61 − 13
+49−1=24
−31
64.5 − 9.5
+55−0=19
+15
63 − 11
+53−1=20
−9
3Houdini 4 64-bit 4CPU332721 − 37
+5−21=32
+22
31.5 − 42.5
+14−25=35
+40
 29.5 − 17.5
+17−5=25
+8
62.5 − 37.5
+37−12=51
−9
66.5 − 31.5
+43−8=47
+18
34.5 − 15.5
+23−4=23
+17
114 − 54
+77−17=74
−6
35 − 15
+25−5=20
0
71 − 29
+53−11=36
−34
74 − 20
+56−2=36
+8
80 − 14
+68−2=24
+78
4Gull 3 64-bit 4CPU326113.5 − 44.5
+3−34=21
−10
20.5 − 53.5
+2−35=37
+15
17.5 − 29.5
+5−17=25
−8
 58.5 − 40.5
+29−11=59
+36
54.5 − 41.5
+18−5=73
+14
27 − 20
+13−6=28
+7
37.5 − 32.5
+20−15=35
−31
31 − 16
+21−6=20
+37
64 − 36
+41−13=46
−20
  
5Equinox 3.30 64-bit 4CPU324311.5 − 46.5
+0−35=23
−13
17.5 − 56.5
+2−41=31
0
37.5 − 62.5
+12−37=51
+9
40.5 − 58.5
+11−29=59
−36
 50 − 50
+15−15=70
−5
48 − 51
+21−24=54
−26
40 − 30
+19−9=42
+6
60 − 40
+27−7=66
+9
68.5 − 35.5
+42−9=53
+5
  
6Fire 4 64-bit 4CPU323913.5 − 44.5
+1−32=25
+19
16 − 58
+0−42=32
−9
31.5 − 66.5
+8−43=47
−18
41.5 − 54.5
+5−18=73
−14
50 − 50
+15−15=70
+5
 37.5 − 42.5
+14−19=47
−31
33.5 − 36.5
+17−20=33
−43
45 − 35
+21−11=48
−3
63.5 − 36.5
+40−13=47
−3
73 − 39
+46−12=54
−3
51.5 − 27.5
+33−9=37
−5
7Critter 1.6a 64-bit 4CPU322711.5 − 46.5
+2−37=19
−8
17 − 57
+4−44=26
+3
15.5 − 34.5
+4−23=23
−17
20 − 27
+6−13=28
−7
51 − 48
+24−21=54
+26
42.5 − 37.5
+19−14=47
+31
 35.5 − 34.5
+11−10=49
−16
60 − 54
+32−26=56
−14
58 − 42
+33−17=50
−24
 65 − 35
+36−6=58
0
8Fritz 15 64-bit 4CPU32099 − 49
+1−41=16
−34
18 − 78
+0−60=36
−7
54 − 114
+17−77=74
+6
32.5 − 37.5
+15−20=35
+31
30 − 40
+9−19=42
−6
36.5 − 33.5
+20−17=33
+43
34.5 − 35.5
+10−11=49
+16
 35 − 37
+11−13=48
−18
42.5 − 27.5
+25−10=35
+8
43.5 − 26.5
+26−9=35
+7
39.5 − 30.5
+23−14=33
−30
9Rybka 4.1 64-bit 4CPU319813 − 45
+2−34=22
+47
14.5 − 59.5
+1−46=27
+8
15 − 35
+5−25=20
0
16 − 31
+6−21=20
−37
40 − 60
+7−27=66
−9
35 − 45
+11−21=48
+3
54 − 60
+26−32=56
+14
37 − 35
+13−11=48
+18
 59.5 − 40.5
+40−21=39
+17
  
10Hannibal 1.5 64-bit 4CPU31547 − 51
+1−45=12
−31
13 − 61
+1−49=24
+31
29 − 71
+11−53=36
+34
36 − 64
+13−41=46
+20
35.5 − 68.5
+9−42=53
−5
36.5 − 63.5
+13−40=47
+3
42 − 58
+17−33=50
+24
27.5 − 42.5
+10−25=35
−8
40.5 − 59.5
+21−40=39
−17
  51 − 49
+31−29=40
−8
11Texel 1.05 64-bit 4CPU31456 − 50
+0−44=12
−33
9.5 − 64.5
+0−55=19
−15
20 − 74
+2−56=36
−8
  39 − 73
+12−46=54
+3
 26.5 − 43.5
+9−26=35
−7
   47.5 − 52.5
+23−28=49
−17
12Strelka 5.5 64-bit31409.5 − 46.5
+1−38=17
+52
11 − 63
+1−53=20
+9
14 − 80
+2−68=24
−78
  27.5 − 51.5
+9−33=37
+5
35 − 65
+6−36=58
0
30.5 − 39.5
+14−23=33
+30
 49 − 51
+29−31=40
+8
52.5 − 47.5
+28−23=49
+17
 
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 10 64-bit 4CPU3428 86.8100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Stockfish 251115 64-bit 4CPU341213.2 100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 4 64-bit 4CPU33270.00.0 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Gull 3 64-bit 4CPU32610.00.00.0 98.399.6100.0100.0100.0100.0100.0100.0
5Equinox 3.30 64-bit 4CPU32430.00.00.01.7 66.897.599.9100.0100.0100.0100.0
6Fire 4 64-bit 4CPU32390.00.00.00.433.2 94.099.8100.0100.0100.0100.0
7Critter 1.6a 64-bit 4CPU32270.00.00.00.02.56.0 97.2100.0100.0100.0100.0
8Fritz 15 64-bit 4CPU32090.00.00.00.00.10.22.8 86.1100.0100.0100.0
9Rybka 4.1 64-bit 4CPU31980.00.00.00.00.00.00.013.9 100.0100.0100.0
10Hannibal 1.5 64-bit 4CPU31540.00.00.00.00.00.00.00.00.0 78.291.6
11Texel 1.05 64-bit 4CPU31450.00.00.00.00.00.00.00.00.021.8 67.9
12Strelka 5.5 64-bit31400.00.00.00.00.00.00.00.00.08.432.1 
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
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

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

1'379'533 games (270.04 MB)

Selection of games

(Please don't use aggressive download managers)

Various statistics


Created in 2005-2013 by CCRL team
Last games added on May 28, 2016