CCRL 40/15
Downloads and Statistics
March 3, 2021
Testing summary:
Total: 1'221'210 games
played by 2'800 programs

White wins: 419'452 (34.3%)
Black wins: 308'564 (25.3%)
Draws: 493'194 (40.4%)
White score: 54.5%

Custom engine selection

Comparing 12 engines!
12 selected engines played 34 games with each other



CCRL 40/15 Rating List - Custom engine selection
1221210 games played by 2800 programs, run by 23 testers
Ponder off, General books (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Computed on March 3, 2021 with Bayeselo based on 1'221'210 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Winter 0.9 64-bit                       3126  +18  -18  48.6%   +7.3   898
  Winter 0.7 64-bit 4CPU                  3107  +25  -25  45.1%  +31.6   463
  Winter 0.8 64-bit                       3081  +21  -21  53.9%  -26.4   703
  Winter 0.6 64-bit 4CPU                  3016  +32  -32  53.0%  -28.2   329
  Winter 0.7 64-bit                       3002  +17  -17  51.1%   -6.9  1088
  Winter 0.5 64-bit 4CPU                  2962  +26  -26  50.4%   -4.9   470
  Winter 0.6 64-bit                       2926  +18  -18  50.0%   -1.2  1010
  Winter 0.5 64-bit                       2893  +17  -17  51.8%  -11.9  1177
  Winter 0.4a 64-bit                      2833  +24  -24  48.0%  +10.4   552
  Winter 0.3 64-bit                       2764  +25  -25  48.3%  +10.9   543
  Winter 0.2 64-bit                       2654  +16  -16  52.8%  -26.6  1476
  Winter 0.1.1 64-bit                     2496  +21  -21  49.8%   -0.2   764

Created in 2005-2013 by CCRL team
Last games added on March 3, 2021