CCRL 40/15
Downloads and Statistics
October 24, 2020
Testing summary:
Total: 1'185'135 games
played by 2'728 programs

White wins: 408'196 (34.4%)
Black wins: 301'376 (25.4%)
Draws: 475'563 (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
1185135 games played by 2728 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 October 24, 2020 with Bayeselo based on 1'185'135 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Donna 4.0 64-bit                        2606  +15  -15  50.2%   -2.4  1432
  Donna 4.1 64-bit                        2592  +14  -14  46.5%  +25.3  1785
  Donna 3.1 64-bit                        2518  +28  -28  49.4%   +5.1   434
  Donna 2.1 64-bit                        2461  +27  -27  50.2%   -1.8   465
  Donna 3.0 64-bit                        2461  +32  -32  49.1%   +9.8   328
  Donna 1.0 64-bit                        2358  +29  -29  46.9%  +22.5   408

Created in 2005-2013 by CCRL team
Last games added on October 24, 2020