CCRL 40/40
Downloads and Statistics
August 18, 2018
Testing summary:
Total: 882'955 games
played by 2'250 programs
123311 CPU days (X2 4600+)

White wins: 304'313 (34.5%)
Black wins: 225'176 (25.5%)
Draws: 353'466 (40.0%)
White score: 54.5%

Rating list

CCRL 40/40 Rating List — All engines (best versions only) (Quote)

Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on August 18, 2018 with Bayeselo based on 882'955 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+−
1Stockfish 9 64-bit 4CPU3439+17−1672.8%−158.049.1%1250 
99.6%
2Komodo 11.3.1 64-bit 4CPU3404+21−2172.0%−149.147.5%758
62.8%
3Houdini 6 64-bit 4CPU3400+17−1765.2%−98.758.3%1071
100.0%
4Fire 7.1 64-bit 4CPU3324+20−2063.0%−82.755.9%732
99.9%
5Deep Shredder 13 64-bit 4CPU3286+13−1351.1%−6.962.0%1673
60.2%
6‑7Ethereal 10.55 64-bit 4CPU3282+28−2850.6%−7.856.7%386
50.9%
6‑7Fizbo 2 64-bit 4CPU3282+18−1848.2%+10.054.3%928
99.9%
8Andscacs 0.921 64-bit 4CPU3244+16−1650.7%−6.447.5%1225
87.6%
9Laser 1.6 64-bit 4CPU3226+23−2440.6%+61.554.3%536
60.1%
10Booot 6.2 64-bit 4CPU3223+15−1441.9%+51.859.0%1411
99.1%
11Fritz 16 64-bit 4CPU3199+13−1352.9%−17.244.0%1914
57.2%
12Chiron 4 64-bit 4CPU3198+14−1439.6%+68.351.7%1604
87.5%
13NirvanaChess 2.4 64-bit 4CPU3186+15−1538.7%+73.653.0%1378
60.0%
14Gull 3 64-bit 4CPU3184+10−1042.0%+51.054.5%3545
62.9%
15Xiphos 0.3 64-bit 4CPU3179+23−2352.3%−17.255.9%558
53.2%
16Equinox 3.20 64-bit 4CPU3178+11−1141.3%+56.559.1%2456
99.2%
17Critter 1.6a 64-bit 4CPU3162+8−845.3%+32.054.6%5429
71.1%
18Hannibal 1.7 64-bit 4CPU3157+15−1541.3%+55.454.7%1393
71.7%
19Bouquet 1.8 64-bit 4CPU3152+11−1143.6%+41.356.7%2427
60.7%
20Rybka 4 64-bit 4CPU3150+10−1048.7%+7.451.0%3180
73.6%
21Texel 1.07 64-bit 4CPU3144+15−1549.8%+3.847.8%1390
60.3%
22Protector 1.9.0 64-bit 4CPU3141+15−1546.3%+25.854.1%1313
54.7%
23Alfil 15.7 64-bit 4CPU3140+17−1742.9%+48.056.3%1006
79.5%
24ChessBrainVB 3.68 4CPU3127+26−2649.2%+3.751.6%428
52.4%
25BlackMamba 2.0 64-bit 4CPU3126+15−1544.2%+37.654.3%1408
57.4%
26Arasan 20.4.1 64-bit 4CPU3123+26−2551.7%−10.750.2%452
73.7%
27Senpai 2.0 64-bit 4CPU3112+21−2152.3%−16.148.2%664
73.7%
28Strelka 5.5 64-bit3105+6−746.7%+23.149.3%8775
62.6%
29Vajolet2 2.5 64-bit 4CPU3100+24−2451.5%−9.454.0%493
56.9%
30‑31Naum 4.6 64-bit 4CPU3098+14−1448.1%+11.554.3%1544
48.3%
30‑31Nemorino 4.00 64-bit 4CPU3098+22−2250.0%+1.752.9%624
72.3%
32Pedone 1.7 64-bit 4CPU3090+19−1948.2%+11.156.4%801
90.5%
33Rodent III 0.238 64-bit 4CPU3072+20−2047.2%+14.550.0%742
61.8%
34Defenchess (SCTR) 1.1f 64-bit 4CPU3067+20−2053.4%−22.343.7%760
82.1%
35Hiarcs 14 4CPU3056+13−1342.5%+45.251.1%1852
89.9%
36Wasp 2.6 64-bit 4CPU3041+18−1848.9%+7.947.2%968
52.8%
37iCE 3.0 64-bit3040+12−1249.8%+0.548.9%2223
85.0%
38Deep Junior 13 64-bit 4CPU3029+16−1643.5%+41.049.9%1161
52.7%
39Bobcat 8.0 64-bit 4CPU3028+24−2447.8%+14.652.8%508
59.9%
40SmarThink 1.98 64-bit3024+17−1752.2%−18.942.3%1136
70.7%
41Spike 1.4 Leiden 4CPU3019+11−1145.2%+28.747.6%2863
54.8%
42chess22k 1.10 64-bit 4CPU3017+22−2246.7%+16.743.7%680
61.9%
43‑44Cheng 4.39 64-bit 4CPU3013+16−1650.2%−1.549.0%1176
49.1%
43‑44Crafty 25.2 64-bit 4CPU3013+18−1848.7%+8.345.0%978
87.6%
45Hakkapeliitta TCEC v2 64-bit2998+17−1749.6%−0.643.2%1168
97.5%
46EXchess 7.97b 64-bit 4CPU2973+18−1946.5%+24.145.8%921
55.6%
47‑48Spark 1.0 64-bit 4CPU2971+13−1345.0%+32.346.6%1787
52.6%
47‑48Zappa Mexico II 64-bit 4CPU2971+10−1048.3%+9.048.1%3270
69.9%
49‑50Demolito 2017-08-26 64-bit 4CPU2964+21−2140.2%+63.740.8%748
49.8%
49‑50Toga II 4.0 64-bit 4CPU2964+21−2139.7%+67.540.1%780
86.8%
51Scorpio 2.7.9 64-bit 4CPU2947+22−2246.7%+21.140.5%659
62.7%
52Gaviota 1.0 64-bit 4CPU2943+16−1647.3%+16.345.1%1190
55.9%
53Deep Sjeng c't 20102941+10−1046.1%+25.046.0%3270
73.0%
54Onno 1.2.70 64-bit 4CPU2934+20−2047.5%+15.947.7%794
60.9%
55DisasterArea 1.65 64-bit 4CPU2930+24−2445.8%+26.248.7%509
52.6%
56Thinker 5.4d Inert 64-bit 4CPU2929+23−2346.9%+17.750.4%557
71.6%
57Amoeba 2.8 64-bit2920+17−1743.8%+40.043.5%1108
92.0%
58Quazar 0.4 64-bit2906+11−1149.1%+5.243.4%2825
56.8%
59‑60Deuterium 2018.1.35.514 64-bit2904+15−1546.4%+23.546.0%1352
49.8%
59‑60The Baron 3.41 64-bit 4CPU2904+20−2038.4%+75.944.5%768
59.2%
61DiscoCheck 5.2 64-bit2901+18−1848.6%+8.443.2%1012
58.2%
62‑63Bright 0.4a 4CPU2898+15−1547.4%+17.441.1%1495
50.8%
62‑63Tornado 6.0 64-bit 4CPU2898+26−2645.1%+30.043.5%453
65.2%
64Octochess r5506 64-bit 4CPU2891+23−2344.8%+33.846.5%579
54.7%
65Atlas 3.91 64-bit2889+19−1951.7%−14.841.7%853
56.9%
66MinkoChess 1.3 64-bit 4CPU2887+21−2146.0%+24.143.7%725
98.5%
67Dirty 30Apr2017 64-bit2857+15−1549.8%−0.945.0%1330
73.8%
68Loop M1-T 64-bit 4CPU2850+12−1243.2%+43.645.2%2447
72.4%
69Nemo 1.0.1 64-bit2845+13−1348.2%+10.543.9%2081
67.2%
70BugChess2 1.9 64-bit 4CPU2839+21−2143.4%+44.838.2%738
82.4%
71‑72Jonny 4.00 4CPU2823+28−2842.5%+49.835.6%413
50.1%
71‑72Murka 3 64-bit2823+13−1348.7%+7.043.5%1972
53.5%
73Zurichess Neuchatel 64-bit2822+19−1948.7%+6.942.7%927
51.9%
74Tucano 7.00 64-bit2821+21−2152.9%−22.343.4%700
85.2%
75GNU Chess 5.60 64-bit2807+18−1848.9%+4.941.9%989
80.8%
76Rhetoric 1.4.3 64-bit2797+13−1351.4%−12.340.5%1989
62.1%
77GnuCheese 1.00 64-bit2794+16−1649.8%−1.240.7%1237
61.4%
78RuyDos 1.1.0 64-bit2789+28−2850.8%−5.440.4%396
71.9%
79Pawny 1.2 64-bit2780+14−1547.8%+12.839.7%1579
65.0%
80Frenzee 3.5.19 64-bit2776+15−1549.2%+4.035.0%1574
51.5%
81Naraku 1.42775+16−1649.0%+7.326.1%1342
79.2%
82Twisted Logic 20100131x 64-bit2766+17−1750.1%−3.835.0%1192
72.4%
83Bison 9.11 64-bit2759+15−1550.4%−5.534.5%1566
70.8%
84Ktulu 92753+13−1346.7%+21.738.9%2122
53.2%
85Godel 4.0.7 64-bit2752+21−2153.2%−29.534.0%789
83.2%
86Chronos 1.9.9 32-bit2739+17−1750.2%+0.643.2%1162
58.1%
87Nebula 2.0 64-bit 4CPU2736+24−2446.4%+27.834.7%617
56.9%
88Carballo 1.7 64-bit2733+17−1750.9%−4.941.1%1088
58.4%
89Marvin 3.0.0 64-bit2730+25−2554.8%−33.833.5%523
55.6%
90GreKo 2018.07 64-bit2727+32−3254.2%−25.938.7%318
62.8%
91ProDeo 2.22721+17−1748.1%+11.837.6%1123
59.4%
92Shield 2.0 64-bit2717+24−2450.3%−6.328.8%590
71.1%
93Devel 2.00002708+21−2152.6%−17.938.3%745
61.0%
94Cheese 1.9 64-bit2705+17−1749.5%+4.538.6%1177
55.0%
95Chess Tiger 2007.12703+10−1046.2%+25.242.8%3219
60.6%
96Chessmaster 11 Aiglos II2700+20−2046.4%+23.640.5%814
79.0%
97WyldChess 1.51 64-bit2689+18−1849.8%−1.934.8%1007
55.8%
98Delfi 5.42688+12−1247.6%+15.440.2%2517
63.5%
99ECE X3 64-bit 4CPU2683+23−2344.1%+48.023.5%718
52.6%
100RedQueen 1.1.98 64-bit 4CPU2682+27−2744.0%+48.827.3%510
52.9%
101Pirarucu 2.2.2 64-bit2680+27−2752.2%−15.040.1%439
53.3%
102Daydreamer 1.75 64-bit2679+17−1748.9%+7.639.9%1153
61.9%
103‑104Gogobello 1.4 64-bit2675+20−2050.2%−0.437.2%803
50.3%
103‑104Pharaon 3.5.1 4CPU2675+26−2643.6%+41.329.7%518
53.6%
105Arminius 2017-01-01 64-bit2673+17−1749.9%+0.935.2%1128
56.6%
106Counter 2.7 64-bit2671+27−2753.8%−26.240.8%426
61.2%
107‑108Djinn 1.021 64-bit2666+14−1449.6%+1.936.4%1685
49.5%
107‑108Movei 00.8.438 (10 10 10)2666+11−1247.3%+16.037.4%2693
81.8%
109‑111Alaric 7072659+12−1249.3%+4.734.1%2622
49.8%
109‑111Floyd 0.9 64-bit2659+17−1750.7%−5.530.8%1235
50.6%
109‑111Ghost 3.1 64-bit 4CPU2659+34−3452.4%−14.029.3%297
57.5%
112tomitankChess 2.0 64-bit2655+20−2055.1%−39.332.4%870
52.6%
113Philou 3.7.1 64-bit2654+13−1449.3%+3.337.1%1824
70.6%
114E.T. Chess 13.01.082649+14−1449.2%+4.336.7%1798
53.1%
115‑116Cyrano 0.6b17 64-bit2648+22−2348.5%+8.337.1%644
49.1%
115‑116Leela Chess 0.10 64-bit w3232648+19−1952.0%−16.425.0%1062
61.5%
117‑118Rotor 0.7a2644+23−2350.6%−6.634.6%654
48.7%
117‑118Winter 0.2 64-bit2644+21−2156.8%−54.925.0%856
54.9%
119Colossus 2008b2642+13−1349.3%+3.038.3%2098
64.5%
120‑122DanaSah 7.32638+20−2052.2%−15.033.3%858
50.5%
120‑122Gandalf 7 64-bit2638+22−2246.9%+19.033.4%704
48.6%
120‑122Slow Chess Blitz WV2.12638+12−1248.2%+12.537.1%2549
74.2%
123Sjakk 2.2 64-bit2632+16−1649.5%+1.839.3%1307
59.2%
124WildCat 82629+14−1449.2%+4.934.9%1849
58.7%
125Rodin 8.02627+16−1649.4%+2.238.5%1332
53.9%
126Hamsters 0.72626+24−2449.1%+6.037.7%575
55.2%
127NoraGrace 2.0 64-bit2624+16−1651.2%−11.027.8%1383
53.9%
128Ruffian 2.1.02623+13−1348.7%+8.837.6%2026
83.7%
129Phalanx XXV2612+16−1649.2%+5.032.2%1349
53.9%
130Sloppy 0.2.2 64-bit2611+17−1849.2%+4.732.6%1108
75.3%
131Donna 4.0 64-bit2603+16−1650.2%−2.136.4%1393
63.3%
132Monolith 0.4 64-bit2598+23−2352.4%−16.838.0%611
53.4%
133Aristarch 4.502597+12−1248.3%+12.732.3%2421
56.8%
134Petir 4.392595+21−2148.7%+6.137.5%706
51.4%
135Glass 2.0 64-bit2594+15−1549.4%+4.334.1%1485
60.1%
136‑138Muse 0.953 64-bit2591+17−1849.2%+5.233.6%1112
50.0%
136‑138N2 0.4 64-bit2591+16−1650.1%−0.735.3%1290
52.1%
136‑138Pseudo 0.7c2591+13−1350.3%−2.237.6%1918
53.3%
139‑140Amyan 1.722590+13−1350.7%−4.631.6%2157
49.5%
139‑140CuckooChess 1.12 32-bit2590+26−2648.5%+11.330.2%503
62.9%
141GarboChess 3.0 64-bit2585+17−1750.1%−2.232.0%1242
51.2%
142Fridolin 2.0 64-bit 4CPU2584+38−3935.6%+100.631.8%233
58.1%
143K2 0.872580+18−1848.9%+6.834.8%1091
54.6%
144Brutus 8.05 64-bit2578+25−2450.0%−2.735.2%540
51.3%
145Jellyfish 1.1 64-bit2577+16−1649.5%+2.337.2%1284
65.6%
146Delocto 0.6 64-bit2572+21−2149.7%+1.640.5%709
67.4%
147Capivara LK 0.09b02f 64-bit2566+18−1749.6%+1.433.5%1106
59.6%
148SOS 5.12563+14−1448.4%+9.234.3%1882
58.1%
149Coiled 0.4 64-bit2561+18−1849.7%−2.031.3%1134
55.7%
150Francesca MAD 0.192559+15−1548.7%+8.333.6%1463
60.3%
151JikChess 0.02 64-bit2556+17−1750.2%−0.827.7%1239
52.3%
152‑153Anaconda 2.0.12555+27−2747.9%+11.935.2%458
50.0%
152‑153Schooner 1.8 64-bit2555+20−2148.7%+5.132.9%809
51.3%
154RubiChess 0.9 64-bit2554+23−2354.0%−32.833.1%644
55.7%
155Jazz 840 64-bit 4CPU2552+20−2058.6%−70.425.3%968
57.2%
156Betsabe II 1.842549+21−2149.9%+0.429.4%778
67.7%
157Ufim 8.022544+13−1349.6%+1.130.7%2193
51.3%
158nanoSzachy 4.0 64-bit2543+18−1849.6%+2.731.3%1107
72.9%
159AnMon 5.752536+16−1649.6%+2.431.0%1366
51.6%
160Orion 0.5 64-bit2535+22−2249.8%+1.734.2%698
63.3%
161Hermann 2.8 64-bit2530+17−1750.0%+0.226.8%1185
75.9%
162Maverick 1.5 64-bit2522+17−1750.2%−2.631.0%1240
70.8%
163Nimzo 82513+28−2845.5%+33.032.2%453
53.5%
164Bagatur 1.5e 64-bit2511+25−2551.8%−12.435.5%538
60.7%
165Little Goliath Evolution 3.122507+18−1846.6%+22.733.5%1023
51.2%
166LittleThought 1.052 64-bit2506+18−1850.2%−2.426.1%1112
53.9%
167MadChess 2.2 64-bit2505+20−2049.8%+1.134.3%822
54.9%
168Tao 5.62503+17−1749.8%+2.127.5%1276
53.2%
169CyberPagno 3.0 64-bit2502+17−1751.0%−8.730.4%1153
65.0%
170‑171Delphil 3.2 64-bit2498+16−1650.3%−2.134.5%1261
48.9%
170‑171Dorky 4.5 64-bit2498+19−1948.7%+9.433.0%957
66.7%
172Pepito 1.59 64-bit2492+18−1849.0%+4.535.2%1066
55.5%
173‑174Pupsi2 0.092491+18−1748.8%+7.130.0%1127
47.6%
173‑174Yace 0.99.872491+17−1749.5%+5.029.1%1180
65.6%
175Xpdnt 0910072487+16−1649.4%+3.231.6%1435
53.0%
176‑177Green Light Chess 3.01.2.22485+35−3648.3%+5.931.5%270
50.5%
176‑177Jumbo 0.6.10 64-bit2485+25−2553.6%−28.129.8%563
56.9%
178‑179Bruja 1.9.1 64-bit2482+18−1849.8%+1.526.5%1053
49.1%
178‑179Drosophila 1.5.1 64-bit2482+21−2150.9%−5.728.6%807
54.2%
180Trace 1.362481+21−2149.4%+3.726.5%815
52.3%
181‑183Cerebro 3.03d2480+18−1849.6%+0.530.0%1097
51.8%
181‑183Matacz 1.42480+17−1750.4%−3.532.3%1212
48.8%
181‑183SpiderChess 0706032480+22−2250.3%+0.739.8%648
52.9%
184Anatoli 0.35k2479+16−1650.1%−1.731.8%1302
55.7%
185BBChess 1.3b2477+24−2550.4%−2.338.2%537
52.8%
186pikoSzachy 4.12475+29−2952.3%−15.430.8%412
71.6%
187Quark 2.352466+18−1848.3%+10.728.6%1115
64.7%
188Giraffe 20150908 64-bit2461+20−2050.4%−4.923.1%902
57.3%
189Lozza 1.18 64-bit2458+23−2346.3%+25.832.5%630
51.5%
190Bumblebee 1.0 64-bit2457+24−2548.3%+10.434.5%554
68.7%
191Nemeton 1.512449+22−2249.8%−0.328.4%714
50.6%
192Topple 0.2.1 64-bit2448+24−2441.1%+69.820.6%676
60.2%
193Hussar 0.42445+17−1748.9%+6.930.1%1159
52.1%
194Eeyore 1.52 64-bit2444+18−1847.5%+16.228.0%1104
57.5%
195Shallow r694 64-bit2441+19−1950.2%−2.932.5%984
52.9%
196Typhoon 1.00-3482440+33−3348.4%+12.028.8%309
57.0%
197Abrok 5.02436+19−1949.4%+3.529.8%946
59.7%
198‑199Snitch 1.6.2 64-bit2433+23−2348.1%+12.428.5%659
48.4%
198‑199TJchess 1.3 64-bit2433+18−1847.8%+16.430.9%1071
54.0%
200Teki 2 64-bit2432+23−2351.4%−11.421.0%700
55.7%
201Homer 2.012429+20−2049.1%+6.132.6%803
60.6%
202Bearded N44.5 64-bit2425+25−2547.1%+17.230.4%539
55.6%
203Taltos rev118 64-bit2423+24−2449.1%+7.229.5%620
51.4%
204PostModernist 10162422+19−1947.9%+12.529.6%988
52.2%
205‑206Cmcchess 2.6 64-bit2421+18−1848.8%+8.236.9%1047
52.2%
205‑206RomiChess P3n 64-bit2421+19−1947.2%+21.837.6%931
50.9%
207Ares 1.005.2.1 64-bit2420+25−2550.7%−6.433.3%523
60.6%
208Kiwi 0.6d 32-bit2416+20−2047.3%+16.927.3%931
57.5%
209KnightDreamer 3.32412+36−3647.3%+24.031.8%261
51.0%
210Bitfoot 1.0.d9aeb43 64-bit2411+27−2748.0%+15.027.6%468
56.2%
211‑214Dragon 4.62409+18−1848.0%+13.333.3%1025
48.0%
211‑214Gaia 3.5 32-bit2409+22−2248.4%+11.029.4%741
51.9%
211‑214Ifrit m1.8 64-bit2409+18−1849.0%+7.729.2%1066
47.9%
211‑214Queen 4.032409+18−1848.5%+8.434.6%1056
52.8%
215Diablo 0.5.12408+18−1848.5%+10.532.0%1058
62.8%
216Patzer 3.802404+21−2148.9%+9.124.0%826
63.7%
217Simplex 0.9.8 64-bit2399+18−1847.6%+15.924.8%1115
53.7%
218Amy 0.87b2398+24−2449.2%+8.025.8%601
50.9%
219Tigran 2.4n 64-bit2397+17−1749.0%+6.830.0%1172
57.2%
220Popochin 4.1 64-bit2395+22−2249.1%+6.929.9%726
53.3%
221Gosu 0.162393+18−1949.3%+4.127.3%1039
53.3%
222Alex 2.14a 64-bit2392+18−1849.5%+3.629.9%1031
56.1%
223Amateur 2.822390+20−2048.2%+11.725.1%869
54.1%
224Waxman 20142389+21−2147.1%+19.031.8%752
52.4%
225‑226Myrddin 0.87 64-bit2388+16−1649.3%+5.729.8%1472
47.4%
225‑226Sorgenkind 0.42388+15−1551.1%−5.727.9%1635
59.3%
227Horizon 4.42386+17−1749.0%+7.025.2%1240
52.1%
228‑229Sage 3.532385+18−1849.8%+2.027.5%1093
50.9%
228‑229Thor's Hammer 2.28 32-bit2385+25−2548.7%+9.029.4%558
57.7%
230Comet B682382+20−2146.9%+22.125.8%866
62.2%
231Tytan 9.32377+23−2351.1%−8.225.3%679
52.3%
232OliThink 5.3.2 64-bit2376+18−1848.9%+8.725.8%1064
88.6%
233Plisk 0.2.7d 64-bit2359+21−2148.2%+12.927.9%803
69.9%
234Flux 2.2.12351+22−2250.1%−0.730.2%712
53.1%
235Isa 2.0.64 64-bit2350+24−2447.9%+17.529.4%609
60.8%
236WChess 1.062344+32−3347.3%+16.133.0%315
53.9%
237Arion 1.72342+19−1849.3%+4.626.9%1049
70.2%
238Aice 0.99.22335+18−1849.8%+0.727.1%1083
59.2%
239‑240Asterisk 0.62332+18−1848.1%+12.726.9%1081
50.6%
239‑240Butcher 1.61 64-bit2332+31−3148.5%+12.124.4%361
51.4%
241Gibbon 2.60a 64-bit2331+22−2248.9%+5.431.9%697
53.8%
242Amundsen 0.802330+18−1947.7%+17.330.6%1019
57.1%
243‑244EveAnn 1.712326+31−3148.7%+11.235.0%340
49.9%
243‑244FireFly 2.7.2 64-bit2326+22−2247.2%+18.330.6%738
65.3%
245Zeus 1.272319+29−2950.4%−8.925.4%453
51.4%
246Mediocre 0.42318+31−3149.6%+2.624.7%365
56.0%
247KnightX 1.922316+19−1949.2%+4.827.9%990
53.2%
248Averno 0.812315+20−2048.4%+11.728.8%874
50.3%
249Chezzz 1.0.32314+21−2149.6%+0.826.0%849
74.3%
250Ant 2006-F2304+22−2249.5%+3.524.1%775
59.5%
251‑252Joker 1.1.142301+19−1949.7%+0.927.8%972
48.6%
251‑252Natwarlal 0.142301+19−1949.3%+5.724.9%1007
56.9%
253‑254Anechka 0.082299+18−1948.5%+13.227.0%1046
49.0%
253‑254Sungorus 1.4 64-bit2299+22−2246.2%+28.221.2%806
58.4%
255Fischerle 0.9.80 SE 64-bit2296+22−2245.9%+28.726.4%758
52.8%
256Absolute Zero 2.4.7.2 64-bit2295+17−1750.0%−1.523.6%1311
71.0%
257‑260AliChess 4.252287+21−2148.8%+7.125.9%790
50.7%
257‑260Chaturanga 2.4.32287+21−2149.2%+4.028.2%795
50.4%
257‑260Galjoen 0.38 64-bit2287+24−2450.0%−0.423.5%646
51.1%
257‑260Matilde 2008 64-bit2287+25−2449.7%+1.829.1%578
79.8%
261Chispa 4.0.32273+19−1949.9%+1.727.2%970
86.2%
262Ayito 0.2.9942257+22−2249.6%+1.322.4%760
53.7%
263CT800 1.30 64-bit2256+25−2552.3%−19.820.8%620
61.0%
264Beowulf 2.4a 64-bit2251+19−1949.8%−0.426.4%939
55.5%
265‑266Exacto 0.e 64-bit2249+19−1949.3%+4.933.4%945
50.3%
265‑266Protej 0.5.8c2249+20−2046.9%+22.222.4%946
51.8%
267RattateChess 1.0 Nosferatu2248+21−2149.3%+6.828.3%822
52.8%
268Mango Paola Ajedrez 4.12247+20−2048.9%+9.826.5%921
60.7%
269Buzz 0.08 64-bit2243+27−2749.3%+5.624.3%482
63.5%
270‑271Feuerstein 0.4.6.12237+19−1949.1%+5.828.5%944
50.8%
270‑271Zevra 1.8.4 r650 64-bit2237+26−2647.6%+20.528.3%502
59.8%
272Dolphin 1.02232+20−2049.6%+1.224.5%899
53.6%
273Atak 6.72231+30−3052.0%−13.632.5%369
53.1%
274KMTChess 1.2.1 64-bit2229+26−2649.5%+2.823.4%548
61.2%
275RamJet 0.132224+21−2153.7%−27.727.0%805
53.1%
276Tiny Chess 1.46 64-bit2223+23−2350.2%−2.526.6%657
54.1%
277OBender 03.2016 64-bit2221+20−2051.0%−7.525.5%920
54.6%
278Robocide 20170718 64-bit2220+21−2151.1%−9.024.6%837
53.4%
279Uralochka 1.1b2218+19−1949.2%+7.225.3%1045
52.9%
280Joker2 0.7.7 64-bit2217+27−2749.1%+8.333.4%476
58.1%
281ChessKISS 1.7c 64-bit2214+20−2048.7%+9.427.5%875
52.2%
282Neurosis 2.32213+28−2851.5%−14.826.5%457
53.6%
283Dorpsgek Eves-Temptation 64-bit2211+18−1852.3%−18.224.2%1150
57.4%
284‑285Adam 3.32209+19−1949.4%+3.922.7%1005
49.9%
284‑285ZCT 0.3.24512209+27−2749.4%+3.725.5%478
56.5%
286‑287ChessAlex 2.0r42206+21−2147.0%+20.327.8%813
50.3%
286‑287Napoleon 1.6.0b 64-bit2206+31−3146.7%+22.031.5%349
52.9%
288Baislicka 1.0 64-bit2204+23−2346.8%+24.824.8%698
61.1%
289BlackBishop 1.02200+18−1848.8%+9.227.1%1040
54.5%
290Latista (Sinobyl) 1.52198+24−2448.4%+9.025.5%605
58.7%
291Alf 1.092195+23−2349.4%+0.431.1%634
57.0%
292NG-Play 9.87 64-bit2192+21−2145.9%+26.325.5%793
56.9%
293GopherCheck 0.2.3 64-bit2189+22−2249.6%+3.431.2%727
60.8%
294NagaSkaki 5.122185+17−1751.2%−8.326.5%1265
60.7%
295Asymptote 0.1.8 64-bit2181+25−2456.5%−50.716.7%640
55.2%
296Prophet 2.0 64-bit2178+29−2951.2%−9.625.4%410
65.6%
297Chesley r323 64-bit2171+26−2648.6%+10.521.6%559
50.4%
298ProChess 1.02AD2170+20−2047.3%+16.322.3%954
54.6%
299Lime 662169+20−2048.9%+6.021.1%908
52.6%
300‑301Kurt 0.9.2.2 64-bit2168+22−2248.0%+15.424.0%770
49.3%
300‑301Soldat III 0.187 64-bit2168+24−2446.6%+24.226.4%625
64.7%
302Clever Girl r160 64-bit2161+32−3248.1%+11.122.0%364
60.9%
303Embla 1.0.3 64-bit2155+24−2449.9%+1.821.5%638
63.0%
304KnockOut 0.7.12150+16−1651.3%−9.526.5%1490
78.4%
305Blitzkrieg rev337 64-bit2139+20−2046.7%+23.727.0%857
61.1%
306‑307Parrot 07.01.162134+31−3146.6%+25.721.1%394
49.8%
306‑307Tunguska 1.0 64-bit2134+23−2346.1%+29.728.3%671
70.3%
308Barbarossa 0.4.0 64-bit2126+20−2043.8%+52.518.0%983
80.2%
309Clarabit 1.00 32-bit2113+22−2247.6%+14.329.9%736
55.1%
310BikJump 2.01 64-bit2111+23−2346.2%+25.823.4%675
64.7%
311Hedgehog 1.81 64-bit2104+28−2855.4%−43.824.5%466
88.7%
312AdroitChess 0.42081+25−2558.5%−72.814.3%698
64.9%
313BigLion 2.23w2075+21−2146.2%+25.423.1%832
51.0%
314Jabba 1.0 64-bit2074+25−2544.5%+41.222.5%574
85.0%
315Zeta Dva 0301 64-bit2055+28−2849.0%+9.329.4%446
51.9%
316‑317Cinnamon 2.0 64-bit2054+24−2443.8%+46.429.1%598
50.5%
316‑317Detroid 0.9.0 64-bit2054+24−2545.4%+34.713.9%670
59.1%
318Ecce 1.0 (rev. 508) 64-bit2050+22−2246.4%+28.418.5%791
60.6%
319PLP 16615712046+22−2246.1%+27.824.3%760
53.5%
320Monarch 1.72044+18−1847.3%+26.219.4%1253
57.5%
321Matheus 2.32042+23−2345.7%+35.023.2%693
54.1%
322Mustang 4.972040+26−2644.9%+33.730.7%525
67.0%
323Faile 1.4.42031+25−2556.7%−42.621.3%652
55.9%
324ChessMind 0.822029+24−2447.3%+19.019.0%678
59.0%
325Slibo 0.5.12025+26−2645.5%+33.519.4%573
53.8%
326Wuttang r2 64-bit2023+24−2446.9%+20.320.6%675
53.1%
327Abbess 2018.02.072022+24−2446.7%+24.520.0%645
67.0%
328Bubble 1.52015+19−1943.2%+53.520.9%1031
54.9%
329‑330Cupcake 1.1a2013+25−2548.5%+12.616.7%628
50.1%
329‑330Schola 1.1.0 64-bit2013+29−2948.2%+12.421.8%450
64.8%
331Smash 1.0.3 64-bit2005+26−2746.8%+23.424.1%518
62.8%
332BibiChess 0.51999+24−2445.6%+32.926.6%610
57.0%
333‑334BSC 3.91995+37−3745.1%+38.124.0%263
50.7%
333‑334La Dame Blanche 2.0c1995+19−1949.0%+7.617.8%1048
86.9%
335Heracles 0.6.161979+21−2148.1%+13.027.5%818
62.3%
336Rival 1.181974+22−2245.6%+29.826.7%726
72.4%
337Dabbaba 5.671961+35−3642.5%+57.622.1%299
57.5%
338Monik 2.2.3 32-bit1956+30−3044.4%+39.827.1%395
79.7%
339‑340Eia 0.31940+22−2248.4%+14.025.1%770
51.6%
339‑340MatMoi 7.15.0-cct 32-bit1940+25−2642.7%+54.924.5%568
51.9%
341Micro-Max 4.8 (DM-PII)1939+24−2448.5%+12.425.6%625
90.4%
342Reger 0.091916+23−2342.3%+58.622.4%688
68.1%
343Clueless 1.41909+20−2041.8%+65.315.8%978
54.0%
344Warrior 1.0.31907+21−2143.9%+46.122.5%862
78.6%
345Surprise 4.3b131894+26−2639.4%+83.219.4%568
65.7%
346GChess IV 0.2.01887+22−2242.2%+57.927.8%753
55.4%
347MOBMAT 0.903d 64-bit1884+32−3238.4%+109.016.5%424
71.5%
348Skiull 0.3 64-bit1871+31−3051.1%−7.727.0%378
62.7%
349Pigeon 1.5.1 64-bit1863+41−4055.2%−37.528.6%210
56.6%
350Predateur 2.2 64-bit1858+41−4239.6%+79.418.1%216
55.0%
351Sayuri 2018.03.06 64-bit1854+40−3951.5%−13.518.1%238
64.8%
352Ajedrez Tactico 2.73b1845+27−2742.2%+59.418.9%534
50.8%
353BeRoChess 1.00 32-bit1844+37−3837.4%+98.422.9%266
65.7%
354‑355RataAeroespacial 0.2.11836+17−1743.6%+54.112.9%1428
49.3%
354‑355Roce 0.03901836+39−3947.6%+20.118.7%251
57.3%
356Chenard 2018.03.06 64-bit1830+43−4350.7%−4.412.7%212
67.7%
357Lodocase 2402081816+43−4349.3%+9.514.8%210
64.9%
358Pulsar 2009-9b1805+38−3946.5%+23.022.9%240
60.7%
359Mint 2.31797+42−4246.2%+28.517.1%210
54.5%
360Ziggurat 0.18 64-bit1794+41−4329.3%+160.424.3%222
58.5%
361Grizzly 1.40.1b1787+43−4345.6%+37.67.9%216
80.5%
362Laurifer 1.01760+43−4341.7%+65.515.7%210
59.6%
363Enigma 1.1.41755+18−1836.5%+108.016.5%1304
83.4%
364Zoidberg 0.11732+42−4337.6%+93.517.1%210
99.9%
365Shallow Blue 1.1.0 64-bit1637+44−4622.9%+265.910.9%258
 

Results matrix

All engines (top 12, best versions only)
#NameElo1
Stock
2
Komod
3
Houdi
4
Fire
5
Deep
6
Ether
7
Fizbo
8
Andsc
9
Laser
10
Booot
11
Fritz
12
Chiro
1Stockfish 9 64-bit 4CPU3439 27 − 25
+7−5=40
−25		27 − 23
+7−3=40
−17		29 − 11
+18−0=22
+18		41 − 9
+32−0=18
+64		18 − 6
+12−0=12
−3		39 − 11
+29−1=20
+26		39 − 11
+28−0=22
−15		27 − 5
+22−0=10
+33		41.5 − 8.5
+33−0=17
+12		44.5 − 5.5
+39−0=11
+72		41 − 9
+32−0=18
−23
2Komodo 11.3.1 64-bit 4CPU340425 − 27
+5−7=40
+25		 28.5 − 23.5
+11−6=35
+21		 33 − 17
+16−0=34
−31		 37.5 − 14.5
+24−1=27
+10		38 − 12
+28−2=20
+8		 37 − 13
+24−0=26
−38		 40 − 10
+31−1=18
−4
3Houdini 6 64-bit 4CPU340023 − 27
+3−7=40
+17		23.5 − 28.5
+6−11=35
−21		 11.5 − 8.5
+4−1=15
−37		22.5 − 9.5
+13−0=19
+1		14 − 10
+6−2=16
−70		22.5 − 9.5
+13−0=19
−2		31.5 − 8.5
+23−0=17
+28		23.5 − 8.5
+15−0=17
−33		26 − 6
+20−0=12
+32		44 − 6
+38−0=12
+95		27.5 − 4.5
+23−0=9
+63
4Fire 7.1 64-bit 4CPU332411 − 29
+0−18=22
−18		 8.5 − 11.5
+1−4=15
+37		 24 − 16
+11−3=26
+17		14.5 − 11.5
+4−1=21
−11		22 − 18
+10−6=24
−14		 23 − 9
+15−1=16
+34		27.5 − 12.5
+16−1=23
+5		28 − 12
+17−1=22
−7		27 − 13
+14−0=26
−32
5Deep Shredder 13 64-bit 4CPU32869 − 41
+0−32=18
−64		17 − 33
+0−16=34
+31		9.5 − 22.5
+0−13=19
−1		16 − 24
+3−11=26
−17		 12.5 − 13.5
+2−3=21
−12		18.5 − 13.5
+8−3=21
+39		21.5 − 18.5
+8−5=27
−22		19.5 − 12.5
+10−3=19
+5		20.5 − 11.5
+11−2=19
+15		33.5 − 16.5
+19−2=29
+10		20 − 12
+10−2=20
−18
6Ethereal 10.55 64-bit 4CPU32826 − 18
+0−12=12
+3		 10 − 14
+2−6=16
+70		11.5 − 14.5
+1−4=21
+11		13.5 − 12.5
+3−2=21
+12		 12 − 12
+5−5=14
+3		 13.5 − 10.5
+6−3=15
−18		  17 − 9
+9−1=16
+1
7Fizbo 2 64-bit 4CPU328211 − 39
+1−29=20
−26		14.5 − 37.5
+1−24=27
−10		9.5 − 22.5
+0−13=19
+2		18 − 22
+6−10=24
+14		13.5 − 18.5
+3−8=21
−39		12 − 12
+5−5=14
−3		 16.5 − 15.5
+6−5=21
−31		20 − 12
+13−5=14
+24		17 − 15
+8−6=18
−41		23 − 17
+14−8=18
−36		21 − 11
+13−3=16
+9
8Andscacs 0.921 64-bit 4CPU324411 − 39
+0−28=22
+15		12 − 38
+2−28=20
−8		8.5 − 31.5
+0−23=17
−28		 18.5 − 21.5
+5−8=27
+22		 15.5 − 16.5
+5−6=21
+31		  18.5 − 21.5
+4−7=29
−39		31.5 − 18.5
+18−5=27
+33		21 − 19
+7−5=28
−33
9Laser 1.6 64-bit 4CPU32265 − 27
+0−22=10
−33		 8.5 − 23.5
+0−15=17
+33		9 − 23
+1−15=16
−34		12.5 − 19.5
+3−10=19
−5		10.5 − 13.5
+3−6=15
+18		12 − 20
+5−13=14
−24		    16 − 16
+7−7=18
−29
10Booot 6.2 64-bit 4CPU32238.5 − 41.5
+0−33=17
−12		13 − 37
+0−24=26
+38		6 − 26
+0−20=12
−32		12.5 − 27.5
+1−16=23
−5		11.5 − 20.5
+2−11=19
−15		 15 − 17
+6−8=18
+41		21.5 − 18.5
+7−4=29
+39		  29.5 − 20.5
+13−4=33
+24		15 − 17
+4−6=22
−43
11Fritz 16 64-bit 4CPU31995.5 − 44.5
+0−39=11
−72		 6 − 44
+0−38=12
−95		12 − 28
+1−17=22
+7		16.5 − 33.5
+2−19=29
−10		 17 − 23
+8−14=18
+36		18.5 − 31.5
+5−18=27
−33		 20.5 − 29.5
+4−13=33
−24		 26.5 − 23.5
+12−9=29
+14
12Chiron 4 64-bit 4CPU31989 − 41
+0−32=18
+23		10 − 40
+1−31=18
+4		4.5 − 27.5
+0−23=9
−63		13 − 27
+0−14=26
+32		12 − 20
+2−10=20
+18		9 − 17
+1−9=16
−1		11 − 21
+3−13=16
−9		19 − 21
+5−7=28
+33		16 − 16
+7−7=18
+29		17 − 15
+6−4=22
+43		23.5 − 26.5
+9−12=29
−14		 
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
Sto
2
Kom
3
Hou
4
Fir
5
Dee
6
Eth
7
Fiz
8
And
9
Las
10
Boo
11
Fri
12
Chi
1Stockfish 9 64-bit 4CPU3439 99.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
2Komodo 11.3.1 64-bit 4CPU34040.4 62.8100.0100.0100.0100.0100.0100.0100.0100.0100.0
3Houdini 6 64-bit 4CPU34000.037.2 100.0100.0100.0100.0100.0100.0100.0100.0100.0
4Fire 7.1 64-bit 4CPU33240.00.00.0 99.999.199.9100.0100.0100.0100.0100.0
5Deep Shredder 13 64-bit 4CPU32860.00.00.00.1 60.266.1100.0100.0100.0100.0100.0
6Ethereal 10.55 64-bit 4CPU32820.00.00.00.939.8 50.998.699.9100.0100.0100.0
7Fizbo 2 64-bit 4CPU32820.00.00.00.133.949.1 99.9100.0100.0100.0100.0
8Andscacs 0.921 64-bit 4CPU32440.00.00.00.00.01.40.1 87.697.7100.0100.0
9Laser 1.6 64-bit 4CPU32260.00.00.00.00.00.10.012.4 60.196.797.6
10Booot 6.2 64-bit 4CPU32230.00.00.00.00.00.00.02.339.9 99.199.3
11Fritz 16 64-bit 4CPU31990.00.00.00.00.00.00.00.03.30.9 57.2
12Chiron 4 64-bit 4CPU31980.00.00.00.00.00.00.00.02.40.742.8 
LOS color legend:
0 10 20 30 40 50 60 70 80 90 100

Complete list (all engines and versions)

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

882'955 games (166.66 MB)

All games with comments

882'955 games (519.87 MB)

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

Various statistics

Created in 2005-2013 by CCRL team
Last games added on August 18, 2018