CCRL 40/4
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 2'132'153 games
played by 2'491 programs
28840 CPU days (X2 4600+)

White wins: 826'813 (38.8%)
Black wins: 668'076 (31.3%)
Draws: 637'264 (29.9%)
White score: 53.7%

Engine Details

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Stockfish 130118 64-bit 4CPU in CCRL 40/4, 2019-11-16
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Stockfish 130118 64-bit 4CPU has no rank with rating of 3532 Elo points (+30 -29),
based on 315 games: 84 wins, 24 losses and 207 draws
Score: 59.5%, Average opponent: −63.8, Draws: 65.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Stockfish 9 64-bit 4CPU            3546  40.5-41.5  (+6 -7 =69)   18.4   +11
 - Houdini 6 64-bit 4CPU              3519  40.5-38.5  (+12-10=57)   80.5    -6
 - Komodo 11.2 64-bit 4CPU            3503  43.0-33.0  (+17-7 =52)   96.1    +6
 - Andscacs 0.93 64-bit 4CPU          3301  63.5-14.5  (+49-0 =29)  100.0   -19


Created in 2005-2013 by CCRL team
Last games added on November 16, 2019