CCRL 40/15
Downloads and Statistics
September 26, 2020
Testing summary:
Total: 1'179'815 games
played by 2'715 programs

White wins: 406'597 (34.5%)
Black wins: 300'322 (25.5%)
Draws: 472'896 (40.1%)
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
1179815 games played by 2715 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 September 26, 2020 with Bayeselo based on 1'179'815 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Defenchess 2.2 64-bit 4CPU              3280  +16  -16  41.7%  +52.8  1048
  Defenchess 2.2 64-bit                   3202  +10  -10  42.5%  +49.2  2952
  Defenchess 2.1 64-bit                   3149  +22  -22  48.2%  +13.4   590
  Defenchess 1.1f 64-bit 4CPU             3065  +18  -18  51.7%  -11.9   916
  Defenchess 1.1f 64-bit                  2997  +12  -12  52.1%  -14.0  2105
  Defenchess 1.0 64-bit                   2847  +28  -28  48.7%   +7.9   410

Created in 2005-2013 by CCRL team
Last games added on September 26, 2020