CCRL 40/15
Downloads and Statistics
April 17, 2021
Testing summary:
Total: 1'237'141 games
played by 2'823 programs

White wins: 424'144 (34.3%)
Black wins: 311'632 (25.2%)
Draws: 501'365 (40.5%)
White score: 54.5%

Custom engine selection

Comparing 6 engines!
6 selected engines played 0 games with each other



CCRL 40/15 Rating List - Custom engine selection
1237141 games played by 2823 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 April 17, 2021 with Bayeselo based on 1'237'141 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Defenchess 2.2 64-bit 4CPU              3278  +14  -14  41.6%  +53.0  1401
  Defenchess 2.2 64-bit                   3202  +10   -9  44.3%  +37.6  3514
  Defenchess 2.1 64-bit                   3147  +22  -22  48.2%  +13.7   590
  Defenchess 1.1f 64-bit 4CPU             3063  +18  -19  51.7%  -11.7   916
  Defenchess 1.1f 64-bit                  2996  +12  -12  52.1%  -14.2  2105
  Defenchess 1.0 64-bit                   2846  +28  -28  48.7%   +7.9   410

Created in 2005-2013 by CCRL team
Last games added on April 17, 2021