CCRL 40/4
Downloads and Statistics
June 22, 2019
Testing summary:
Total: 2'052'494 games
played by 2'371 programs
27529 CPU days (X2 4600+)

White wins: 797'533 (38.9%)
Black wins: 645'585 (31.5%)
Draws: 609'376 (29.7%)
White score: 53.7%

Engine Details

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Chess4j 2.0 in CCRL 40/4, 2019-06-22
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 Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Chess4j 2.0 has no rank with rating of 1623 Elo points (+36 -37),
based on 327 games: 60 wins, 196 losses and 71 draws
Score: 29.2%, Average opponent: +171.3, Draws: 21.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Cinnamon 1.2b 64-bit               1996   6.0-72.0  (+1 -67=10)    0.0   -12
 - Barbarossa 0.1.0                   1840  10.0-45.0  (+6 -41=8 )    0.0   -41
 - Chenard 2013.02.27 64-bit          1811  10.5-29.5  (+8 -27=5 )    0.0    -1
 - Rocinante 2.0 64-bit (mcts)        1745   4.0-15.0  (+2 -13=4 )    0.0   -94
 - Zurichess 150116                   1741  11.0-18.0  (+4 -11=14)    0.0   +44
 - Pulse 1.4.0                        1714   7.0-13.0  (+5 -11=4 )    0.0   -18
 - Coiled 0.1a                        1696  20.0-20.0  (+15-15=10)    0.0   +74
 - SdBC 0.5.15.1                      1659  12.5-14.5  (+7 -9 =11)   10.0     0
 - Numpty DD                          1413  14.5-4.5   (+12-2 =5 )  100.0   -21


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