CCRL 40/15
Downloads and Statistics
May 15, 2021
Testing summary:
Total: 1'244'261 games
played by 2'847 programs

White wins: 426'196 (34.3%)
Black wins: 313'011 (25.2%)
Draws: 505'054 (40.6%)
White score: 54.5%

Engine Details

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Stockfish 2021-01-11 64-bit 4CPU in CCRL 40/15, 2021-05-15
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 2021-01-11 64-bit 4CPU has no rank with rating of 3547 Elo points (+19 -19),
based on 954 games: 484 wins, 4 losses and 466 draws
Score: 75.2%, Average opponent: −164.0, Draws: 48.8%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Fat Fritz 2 (in SF) 64-bit 4CPU         3525  16.0-16.0  (+2 -2 =28)   95.4   -22
 - Fat Fritz 2 (in SF) 64-bit              3506  27.5-24.5  (+4 -1 =47)   99.9   -28
 - Dragon by Komodo 64-bit 4CPU            3496  30.5-19.5  (+11-0 =39)  100.0    +6
 - Dragon by Komodo 64-bit                 3472  31.0-19.0  (+12-0 =38)  100.0   -11
 - RubiChess 2.1 64-bit 4CPU               3409  32.0-14.0  (+18-0 =28)  100.0   -27
 - Igel 3.0.0 64-bit 4CPU                  3399  24.5-9.5   (+15-0 =19)  100.0   -19
 - Houdini 6 64-bit 4CPU                   3397  40.5-9.5   (+31-0 =19)  100.0   +57
 - SlowChess Blitz 2.5 64-bit 4CPU         3394  23.0-9.0   (+14-0 =18)  100.0   -23
 - Ethereal 12.75 64-bit 4CPU              3391  39.0-11.0  (+28-0 =22)  100.0   +23
 - Fire 8 64-bit 4CPU                      3384  42.5-11.5  (+31-0 =23)  100.0   +21
 - Nemorino 6.00 64-bit 4CPU               3383  36.5-13.5  (+23-0 =27)  100.0   -27
 - Igel 2.9.0 64-bit 4CPU                  3360  35.0-15.0  (+21-1 =28)  100.0   -70
 - Igel 2.8.0 64-bit 4CPU                  3358  54.0-12.0  (+42-0 =24)  100.0   +26
 - SlowChess Blitz 2.4 64-bit 4CPU         3356  39.5-10.5  (+29-0 =21)  100.0    -3
 - Lc0 0.27.0 w703810 64-bit 4CPU          3335  13.5-4.5   (+9 -0 =9 )  100.0   -57
 - Booot 6.5 64-bit 4CPU                   3329  15.0-3.0   (+12-0 =6 )  100.0   +16
 - Xiphos 0.6 64-bit 4CPU                  3328  43.0-7.0   (+36-0 =14)  100.0   +48
 - Fire 7.1 64-bit 4CPU                    3319  44.0-6.0   (+38-0 =12)  100.0   +67
 - RofChade 2.3 64-bit 4CPU                3310  41.5-8.5   (+33-0 =17)  100.0    -6
 - Pedone 3.0 64-bit 4CPU                  3300  41.5-8.5   (+33-0 =17)  100.0   -16
 - Booot 6.4 64-bit 4CPU                   3296  47.0-5.0   (+42-0 =10)  100.0   +84


Created in 2005-2013 by CCRL team
Last games added on May 15, 2021