CCRL 40/15
Downloads and Statistics
February 28, 2021
Testing summary:
Total: 1'220'774 games
played by 2'799 programs

White wins: 419'368 (34.4%)
Black wins: 308'512 (25.3%)
Draws: 492'894 (40.4%)
White score: 54.5%

Engine Details

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Stockfish 12 64-bit 4CPU in CCRL 40/15, 2021-02-28
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 12 64-bit 4CPU has no rank with rating of 3519 Elo points (+19 -19),
based on 835 games: 367 wins, 2 losses and 466 draws
Score: 71.9%, Average opponent: −140.8, Draws: 55.8%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - ShashChess 15.0 64-bit 4CPU             3535  16.0-16.0  (+0 -0 =32)   14.9   +16
 - SugaR AI 1.00 64-bit 4CPU               3520  16.0-16.0  (+0 -0 =32)   49.0    +1
 - Dragon by Komodo 64-bit 4CPU            3502  41.0-36.0  (+5 -0 =72)   90.8     0
 - SugaR NN 1.1 64-bit 4CPU                3473  20.0-12.0  (+8 -0 =24)  100.0   +18
 - ShashChess 8.0 64-bit 4CPU              3444  21.0-11.0  (+10-0 =22)  100.0    +9
 - Komodo 14 64-bit 4CPU                   3418  19.5-12.5  (+8 -1 =23)  100.0   -40
 - Komodo 13.3 64-bit 4CPU                 3415  23.0-9.0   (+14-0 =18)  100.0   +22
 - Houdini 6 64-bit 4CPU                   3399  21.0-11.0  (+10-0 =22)  100.0   -34
 - SlowChess Blitz 2.5 64-bit 4CPU         3399  18.0-8.0   (+10-0 =16)  100.0   -10
 - Ethereal 12.75 64-bit 4CPU              3397  21.5-8.5   (+13-0 =17)  100.0    +5
 - Nemorino 6.00 64-bit 4CPU               3387  22.5-9.5   (+13-0 =19)  100.0   -15
 - Ethereal 12.25 64-bit 4CPU              3365  22.0-10.0  (+13-1 =18)  100.0   -46
 - SlowChess Blitz 2.4 64-bit 4CPU         3360  23.5-6.5   (+17-0 =13)  100.0   +19
 - SlowChess Blitz 2.3 64-bit 4CPU         3344  26.0-6.0   (+20-0 =12)  100.0   +35
 - Xiphos 0.6 64-bit 4CPU                  3334  24.0-8.0   (+16-0 =16)  100.0   -32
 - SlowChess Blitz Classic 2.2 64-bit 4CPU 3330  23.0-9.0   (+14-0 =18)  100.0   -60
 - Fire 7.1 64-bit 4CPU                    3322  26.0-6.0   (+20-0 =12)  100.0   +14
 - Pedone 3.0 64-bit 4CPU                  3312  28.0-4.0   (+24-0 =8 )  100.0   +79
 - RofChade 2.3 64-bit 4CPU                3312  26.5-5.5   (+21-0 =11)  100.0   +20
 - Booot 6.4 64-bit 4CPU                   3301  25.5-6.5   (+19-0 =13)  100.0   -22
 - RubiChess 1.8 64-bit 4CPU               3293  27.5-4.5   (+23-0 =9 )  100.0   +40
 - Laser 1.7 64-bit 4CPU                   3289  24.5-7.5   (+17-0 =15)  100.0   -64
 - Deep Shredder 13 64-bit 4CPU            3279  27.5-4.5   (+23-0 =9 )  100.0   +23
 - Defenchess 2.2 64-bit 4CPU              3279  27.5-4.5   (+23-0 =9 )  100.0   +26
 - Fritz 17 64-bit 4CPU                    3277  29.0-3.0   (+26-0 =6 )  100.0   +98


Created in 2005-2013 by CCRL team
Last games added on February 28, 2021