CCRL 40/40
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 1'084'933 games
played by 2'536 programs
148136 CPU days (X2 4600+)

White wins: 376'624 (34.7%)
Black wins: 280'046 (25.8%)
Draws: 428'263 (39.5%)
White score: 54.5%

Engine Details

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Lc0 0.20.2 w32930 64-bit in CCRL 40/40, 2019-09-21
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.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Lc0 0.20.2 w32930 64-bit has no rank with rating of 2900 Elo points (+37 -37),
based on 218 games: 65 wins, 56 losses and 97 draws
Score: 52.1%, Average opponent: −16.7, Draws: 44.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Senpai 2.0 64-bit                  3036   1.0-3.0   (+0 -2 =2 )    0.0   -13
 - Wasp 3.50 64-bit                   3030   2.5-1.5   (+1 -0 =3 )    0.0  +197
 - Pirarucu 3.0.7 64-bit              3012   5.5-10.5  (+0 -5 =11)    0.0   +28
 - Hakkapeliitta TCEC v2 64-bit       2999   2.0-2.0   (+1 -1 =2 )    0.0  +109
 - Defenchess 1.1f 64-bit             2997   1.0-3.0   (+0 -2 =2 )    0.0   -52
 - Rodent III 0.275 64-bit            2986   1.5-2.5   (+1 -2 =1 )    0.0     0
 - RubiChess 1.3 64-bit               2981   1.5-2.5   (+1 -2 =1 )    0.0    -4
 - Demolito 2018-10-29 64-bit         2978   0.5-3.5   (+0 -3 =1 )    0.0  -209
 - Pirarucu 2.9.5 64-bit              2966   2.0-2.0   (+1 -1 =2 )    0.1   +66
 - Deuterium 2019.1.36.50 64-bit      2954   1.5-2.5   (+0 -1 =3 )    0.5   -13
 - Amoeba 2.8 64-bit                  2927   1.0-3.0   (+1 -3 =0 )    9.3  -207
 - Godel 6.0 64-bit                   2926   6.0-8.0   (+2 -4 =8 )   12.2   -14
 - Toga II 4.0 64-bit                 2904   1.0-3.0   (+0 -2 =2 )   41.0  -145
 - Topple 0.7.1 64-bit                2890   5.0-3.0   (+2 -0 =6 )   66.1   +56
 - Igel 1.9.0 64-bit                  2883   3.0-5.0   (+0 -2 =6 )   73.7   -83
 - Scorpio 2.9 MCTS 64-bit            2867   9.0-9.0   (+8 -8 =2 )   92.2   -29
 - Marvin 3.3.2 64-bit                2857   6.5-5.5   (+4 -3 =5 )   97.6   -19
 - Counter 3.3 64-bit                 2846   7.0-5.0   (+4 -2 =6 )   99.1    -1
 - Counter 3.2 64-bit                 2834  10.5-5.5   (+7 -2 =7 )   99.9   +33
 - Bagatur 1.8 64-bit                 2832  11.5-2.5   (+9 -0 =5 )   99.8  +147
 - Igel 1.8.3 64-bit                  2828   6.5-3.5   (+4 -1 =5 )   99.9   +25
 - Topple 0.7.0 64-bit                2814   9.0-3.0   (+7 -1 =4 )  100.0   +79
 - Topple 0.5.0 64-bit                2805   4.5-7.5   (+2 -5 =5 )  100.0  -173
 - Francesca MAD 0.25 64-bit          2794   6.5-3.5   (+6 -3 =1 )  100.0   +18
 - Cheese 2.1 64-bit                  2793   7.5-4.5   (+4 -1 =7 )  100.0   -41


Created in 2005-2013 by CCRL team
Last games added on September 21, 2019