CCRL 40/15
Downloads and Statistics
February 20, 2021
Testing summary:
Total: 1'218'554 games
played by 2'788 programs

White wins: 418'779 (34.4%)
Black wins: 308'204 (25.3%)
Draws: 491'571 (40.3%)
White score: 54.5%

Engine Details

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Stockfish 1.5.1 64-bit 4CPU in CCRL 40/15, 2021-02-20
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Stockfish 1.5.1 64-bit 4CPU has no rank with rating of 2968 Elo points (+25 -25),
based on 495 games: 148 wins, 111 losses and 236 draws
Score: 53.7%, Average opponent: −23.0, Draws: 47.7%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Naum 4 64-bit 4CPU                      3042  15.5-18.5  (+7 -10=17)    0.0   +49
 - Deep Shredder 12 64-bit 4CPU            3017  18.5-31.5  (+6 -19=25)    0.0   -29
 - Rybka 2.2 64-bit 4CPU                   2973  33.5-30.5  (+17-14=33)   38.0   +17
 - Zappa Mexico II 64-bit 4CPU             2968  33.0-39.0  (+19-25=28)   50.9   -28
 - Spark 0.3 64-bit 4CPU                   2926  28.5-23.5  (+14-9 =29)   99.5   -12
 - Thinker 5.4c Inert 64-bit 4CPU          2922  33.0-22.0  (+20-9 =26)   99.9   +14
 - Hiarcs 12.1 4CPU                        2903  52.5-33.5  (+33-14=39)  100.0    +5
 - Hiarcs 12 4CPU                          2892  24.5-14.5  (+15-5 =19)  100.0    +2
 - Hiarcs Paderborn 2007 4CPU              2889  27.0-16.0  (+17-6 =20)  100.0     0


Created in 2005-2013 by CCRL team
Last games added on February 20, 2021