CCRL 40/4
Downloads and Statistics
November 16, 2017
Testing summary:
Total: 1'577'904 games
played by 1'862 programs
21074 CPU days (X2 4600+)

White wins: 617'441 (39.1%)
Black wins: 503'303 (31.9%)
Draws: 457'160 (29.0%)
White score: 53.6%

Engine Details

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Counter 2.0.2 64-bit in CCRL 40/4, 2017-11-16
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, 2005-2017, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Counter 2.0.2 64-bit is #135-136 with rating of 2576 Elo points (+28 -28),
based on 430 games: 156 wins, 159 losses and 115 draws
Score: 49.7%, Average opponent: +1.7, Draws: 26.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - RedQueen 1.1.98 64-bit             2668   0.5-0.5   (+0 -0 =1 )    0.0  +122
 - ECE X3 64-bit                      2665   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Gogobello 1.3 64-bit               2656  17.0-43.0  (+11-37=12)    0.0   -82
 - Cyrano 0.6b17 64-bit               2641   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - WildCat 8                          2627  12.5-17.5  (+8 -13=9 )    0.0    -3
 - GreKo 2016 64-bit                  2620  11.5-18.5  (+6 -13=11)    0.3   -31
 - K2 0.87                            2591   9.0-21.0  (+5 -17=8 )   19.0  -127
 - DanaSah 7.0                        2589  15.0-15.0  (+9 -9 =12)   23.6   +14
 - Pseudo 0.7c                        2576   0.0-1.0   (+0 -1 =0 )   49.5  -INF
 - Maverick 1.5 64-bit                2571  14.5-16.5  (+12-14=5 )   62.2   -31
 - Aristarch 4.50                     2568  18.5-11.5  (+14-7 =9 )   71.1   +71
 - nanoSzachy 4.1 64-bit              2562   1.0-0.0   (+1 -0 =0 )   80.4  +INF
 - Brutus 8.05 64-bit                 2554  20.0-10.0  (+16-6 =8 )   92.2   +97
 - Ghost 3.1 64-bit                   2550  13.0-17.0  (+10-14=6 )   94.0   -78
 - Capivara LK 0.09b02g 64-bit        2547  14.0-15.0  (+8 -9 =12)   93.5   -40
 - Shield 1.3.1 64-bit                2540  18.0-12.0  (+15-9 =6 )   98.5   +36
 - Pupsi2 0.09                        2537  20.5-10.5  (+15-5 =11)   99.0   +65
 - Little Goliath Evolution 3.12      2507   0.5-0.5   (+0 -0 =1 )  100.0   -38
 - tomitankChess 1.4 64-bit           2495  25.0-4.0   (+23-2 =4 )  100.0  +227
 - LittleThought 1.052 64-bit         2456   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Ares 1.005.2 64-bit                2435   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Gaia 3.5 64-bit                    2426   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Giraffe 20161023 64-bit            2371   0.0-1.0   (+0 -1 =0 )  100.0  -INF


Created in 2005-2013 by CCRL team
Last games added on November 16, 2017