CCRL 40/15
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 1'240'737 games
played by 2'832 programs

White wins: 425'216 (34.3%)
Black wins: 312'397 (25.2%)
Draws: 503'124 (40.6%)
White score: 54.5%

Engine Details

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Stockfish 12 64-bit 4CPU in CCRL 40/15, 2021-05-01
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 3515 Elo points (+19 -19),
based on 841 games: 368 wins, 2 losses and 471 draws
Score: 71.8%, Average opponent: −139.6, Draws: 56.0%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - ShashChess 15.0 64-bit 4CPU             3530  16.0-16.0  (+0 -0 =32)   15.9   +15
 - SugaR AI 1.00 64-bit 4CPU               3519  16.0-16.0  (+0 -0 =32)   42.5    +4
 - Dragon by Komodo 64-bit 4CPU            3497  41.0-36.0  (+5 -0 =72)   93.3    -1
 - SugaR NN 1.1 64-bit 4CPU                3470  20.0-12.0  (+8 -0 =24)  100.0   +19
 - ShashChess 8.0 64-bit 4CPU              3442  21.0-11.0  (+10-0 =22)  100.0   +11
 - Komodo 14 64-bit 4CPU                   3415  19.5-12.5  (+8 -1 =23)  100.0   -39
 - Komodo 13.3 64-bit 4CPU                 3413  23.0-9.0   (+14-0 =18)  100.0   +24
 - Houdini 6 64-bit 4CPU                   3398  21.0-11.0  (+10-0 =22)  100.0   -31
 - SlowChess Blitz 2.5 64-bit 4CPU         3396  21.5-10.5  (+11-0 =21)  100.0   -24
 - Ethereal 12.75 64-bit 4CPU              3392  21.5-8.5   (+13-0 =17)  100.0    +4
 - Nemorino 6.00 64-bit 4CPU               3384  22.5-9.5   (+13-0 =19)  100.0   -14
 - Ethereal 12.25 64-bit 4CPU              3362  22.0-10.0  (+13-1 =18)  100.0   -45
 - SlowChess Blitz 2.4 64-bit 4CPU         3357  23.5-6.5   (+17-0 =13)  100.0   +20
 - SlowChess Blitz 2.3 64-bit 4CPU         3341  26.0-6.0   (+20-0 =12)  100.0   +36
 - Xiphos 0.6 64-bit 4CPU                  3330  24.0-8.0   (+16-0 =16)  100.0   -32
 - SlowChess Blitz Classic 2.2 64-bit 4CPU 3327  23.0-9.0   (+14-0 =18)  100.0   -59
 - Fire 7.1 64-bit 4CPU                    3320  26.0-6.0   (+20-0 =12)  100.0   +16
 - RofChade 2.3 64-bit 4CPU                3311  26.5-5.5   (+21-0 =11)  100.0   +23
 - Pedone 3.0 64-bit 4CPU                  3303  28.0-4.0   (+24-0 =8 )  100.0   +75
 - Booot 6.4 64-bit 4CPU                   3297  25.5-6.5   (+19-0 =13)  100.0   -22
 - RubiChess 1.8 64-bit 4CPU               3292  27.5-4.5   (+23-0 =9 )  100.0   +43
 - Laser 1.7 64-bit 4CPU                   3286  24.5-7.5   (+17-0 =15)  100.0   -63
 - Defenchess 2.2 64-bit 4CPU              3279  27.5-4.5   (+23-0 =9 )  100.0   +30
 - Deep Shredder 13 64-bit 4CPU            3277  27.5-4.5   (+23-0 =9 )  100.0   +25
 - Fritz 17 64-bit 4CPU                    3276  29.0-3.0   (+26-0 =6 )  100.0  +101


Created in 2005-2013 by CCRL team
Last games added on May 1, 2021