CCRL 40/4
Downloads and Statistics
October 22, 2019
Testing summary:
Total: 2'121'427 games
played by 2'481 programs
28688 CPU days (X2 4600+)

White wins: 823'094 (38.8%)
Black wins: 665'478 (31.4%)
Draws: 632'855 (29.8%)
White score: 53.7%

Engine Details

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Counter 3.3 64-bit in CCRL 40/4, 2019-10-22
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Counter 3.3 64-bit is #88-89 with rating of 2882 Elo points (+29 -29),
based on 390 games: 152 wins, 104 losses and 134 draws
Score: 56.2%, Average opponent: −43.5, Draws: 34.4%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Schooner 2.1 64-bit                3195   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - ChessBrainVB 3.74                  2994  11.0-21.0  (+6 -16=10)    0.0    +3
 - SlowChess Blitz Classic 1.4 64-bit 2965  12.5-19.5  (+7 -14=11)    0.0   +11
 - Winter 0.6 64-bit                  2938   1.0-0.0   (+1 -0 =0 )    0.1  +INF
 - Igel 2.0.0 64-bit                  2934   9.5-22.5  (+3 -16=13)    2.4   -75
 - Zurichess Neuchatel 64-bit         2901   0.5-0.5   (+0 -0 =1 )   12.7   -11
 - Daydreamer 2.0.0-pre2 64-bit       2897   1.0-0.0   (+1 -0 =0 )   18.3  +INF
 - Topple 0.7.2 64-bit                2894  14.5-17.5  (+7 -10=15)   26.2   -15
 - Gaviota 1.0 64-bit                 2873   0.0-1.0   (+0 -1 =0 )   69.9  -INF
 - DisasterArea 1.65 64-bit           2865   0.5-0.5   (+0 -0 =1 )   83.6   +13
 - Octochess r5506 64-bit             2824   0.0-1.0   (+0 -1 =0 )   99.9  -INF
 - RuyDos 1.1.10 64-bit               2817  20.5-11.5  (+15-6 =11)  100.0   +26
 - Francesca MAD 0.25 64-bit          2813  16.0-15.0  (+9 -8 =14)  100.0   -57
 - Cheese 2.1 64-bit                  2811  21.5-10.5  (+17-6 =9 )  100.0   +46
 - Bagatur 1.8 64-bit                 2811  24.0-8.0   (+18-2 =12)  100.0   +93
 - Igel 1.9.0 64-bit                  2810  17.0-11.0  (+14-8 =6 )  100.0   +11
 - Topple 0.7.1 64-bit                2809   1.0-0.0   (+1 -0 =0 )   79.9  +INF
 - FabChess 1.12 64-bit               2788  18.5-12.5  (+13-7 =11)  100.0   -28
 - Cheese 2.0 64-bit                  2769   0.5-0.5   (+0 -0 =1 )  100.0   -82
 - Igel 1.8.2 64-bit                  2760  21.0-11.0  (+16-6 =10)  100.0   -18
 - Karballo 1.8 64-bit                2730   0.5-0.5   (+0 -0 =1 )  100.0  -182
 - Chess Tiger 2007.1                 2713   0.5-0.5   (+0 -0 =1 )  100.0  -199
 - Donna 4.1 64-bit                   2698   0.0-1.0   (+0 -1 =0 )  100.0  -INF
 - DanaSah 7.9                        2654  27.5-4.5   (+24-1 =7 )  100.0   +50


Created in 2005-2013 by CCRL team
Last games added on October 22, 2019