CCRL 40/40
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 1'098'633 games
played by 2'562 programs
150143 CPU days (X2 4600+)

White wins: 380'990 (34.7%)
Black wins: 283'127 (25.8%)
Draws: 434'516 (39.6%)
White score: 54.5%

Engine Details

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Zevra 1.8.5 r664 64-bit in CCRL 40/40, 2019-11-16
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
Zevra 1.8.5 r664 64-bit has no rank with rating of 2244 Elo points (+29 -29),
based on 453 games: 197 wins, 147 losses and 109 draws
Score: 55.5%, Average opponent: −38.7, Draws: 24.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Taltos rev118 64-bit               2436   0.5-3.5   (+0 -3 =1 )    0.0   -97
 - TJchess 1.3 64-bit                 2434   1.0-3.0   (+0 -2 =2 )    0.0   +40
 - Ares 1.005.2.1 64-bit              2421   2.0-2.0   (+1 -1 =2 )    0.0  +177
 - Nemeton 1.7                        2419   5.5-26.5  (+4 -25=3 )    0.0  -110
 - Jonesy 1.0 64-bit                  2410   4.0-4.0   (+3 -3 =2 )    0.0  +166
 - Popochin 4.1 64-bit                2393   1.5-2.5   (+1 -2 =1 )    0.0   +66
 - Isa 2.0.64 64-bit                  2361   0.0-4.0   (+0 -4 =0 )    0.0  -INF
 - FireFly 2.7.2 64-bit               2330   2.0-2.0   (+1 -1 =2 )    0.0   +96
 - KnightX 1.93 64-bit                2320   5.5-4.5   (+5 -4 =1 )    0.0  +119
 - EveAnn 1.72                        2319   2.5-1.5   (+2 -1 =1 )    0.0  +157
 - Kingfisher 1.1.1 64-bit            2314   3.5-8.5   (+1 -6 =5 )    0.0   -64
 - Asymptote 0.2.0 64-bit             2314   2.5-3.5   (+2 -3 =1 )    0.0    +2
 - CT800 1.34 64-bit                  2297   3.5-6.5   (+3 -6 =1 )    0.2   -69
 - Kingfisher 1.0 64-bit              2280   6.5-3.5   (+5 -2 =3 )    4.2  +135
 - Ayito 0.2.994                      2265   4.0-8.0   (+2 -6 =4 )   12.7   -89
 - Weini 0.0.23 64-bit                2240  17.0-23.0  (+13-19=8 )   58.6   -56
 - Dolphin 1.0 64-bit                 2230   6.0-6.0   (+5 -5 =2 )   79.2   -18
 - Tiny Chess 1.46 64-bit             2225   2.0-2.0   (+1 -1 =2 )   86.6   -19
 - Robocide 20170718 64-bit           2221   2.0-2.0   (+1 -1 =2 )   91.7   -23
 - Joker2 0.7.7 64-bit                2218   2.5-1.5   (+2 -1 =1 )   92.7   +59
 - Uralochka 1.1d                     2213  23.5-16.5  (+17-10=13)   96.2   +29
 - Baislicka 1.0 64-bit               2206   2.0-2.0   (+1 -1 =2 )   98.5   -27
 - Asymptote 0.1.8 64-bit             2177  26.5-13.5  (+23-10=7 )  100.0   +55
 - Embla 1.0.3 64-bit                 2167  19.0-13.0  (+16-10=6 )  100.0    -9
 - Micah 1.0 64-bit                   2164   2.0-4.0   (+2 -4 =0 )  100.0  -229
 - Bodo 0.2b                          2092  24.0-9.0   (+20-5 =8 )  100.0   +15
 - Detroid 0.9.0 64-bit               2092  33.0-7.0   (+29-3 =8 )  100.0  +100
 - Hedgehog 1.9 64-bit                2069  25.5-10.5  (+18-3 =15)  100.0   -43
 - Faile 1.4.4                        2026  22.0-8.0   (+19-5 =6 )  100.0   -42


Created in 2005-2013 by CCRL team
Last games added on November 16, 2019