CCRL 40/4
Downloads and Statistics
August 20, 2019
Testing summary:
Total: 2'086'404 games
played by 2'425 programs
28073 CPU days (X2 4600+)

White wins: 810'229 (38.8%)
Black wins: 655'304 (31.4%)
Draws: 620'871 (29.8%)
White score: 53.7%

Engine Details

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Counter 3.3 64-bit in CCRL 40/4, 2019-08-20
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), about 1.5 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Counter 3.3 64-bit has no rank with rating of 2837 Elo points (+65 -64),
based on 75 games: 28 wins, 18 losses and 29 draws
Score: 56.7%, Average opponent: −40.4, Draws: 38.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Schooner 2.1 64-bit                3191   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Winter 0.6 64-bit                  2937   1.0-0.0   (+1 -0 =0 )    0.2  +INF
 - Zurichess Neuchatel 64-bit         2900   0.5-0.5   (+0 -0 =1 )    3.1   +33
 - Daydreamer 2.0.0-pre2 64-bit       2896   1.0-0.0   (+1 -0 =0 )    4.1  +INF
 - Gaviota 1.0 64-bit                 2872   0.0-1.0   (+0 -1 =0 )   15.0  -INF
 - DisasterArea 1.65 64-bit           2864   0.5-0.5   (+0 -0 =1 )   20.6   +56
 - Octochess r5506 64-bit             2822   0.0-1.0   (+0 -1 =0 )   66.9  -INF
 - Francesca MAD 0.25 64-bit          2815  16.0-15.0  (+9 -8 =14)   73.7   -10
 - Topple 0.7.1 64-bit                2805   1.0-0.0   (+1 -0 =0 )   63.7  +INF
 - Cheese 2.0 64-bit                  2768   0.5-0.5   (+0 -0 =1 )   97.7   -39
 - Igel 1.8.2 64-bit                  2759  21.0-11.0  (+16-6 =10)   98.9   +23
 - Karballo 1.8 64-bit                2729   0.5-0.5   (+0 -0 =1 )   99.9  -137
 - Chess Tiger 2007.1                 2713   0.5-0.5   (+0 -0 =1 )  100.0  -153
 - Donna 4.1 64-bit                   2697   0.0-1.0   (+0 -1 =0 )  100.0  -INF


Created in 2005-2013 by CCRL team
Last games added on August 20, 2019