CCRL 40/15
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 1'240'737 games
played by 2'832 programs

White wins: 425'216 (34.3%)
Black wins: 312'397 (25.2%)
Draws: 503'124 (40.6%)
White score: 54.5%

Custom engine selection

Comparing 11 engines!
11 selected engines played 0 games with each other



CCRL 40/15 Rating List - Custom engine selection
1240737 games played by 2832 programs, run by 24 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 May 1, 2021 with Bayeselo based on 1'240'737 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Betsabe II 2020                         2607  +25  -25  50.3%   -3.1   543
  Betsabe II 1.96                         2593  +21  -21  51.0%   -6.9   828
  Betsabe II 1.84                         2546  +14  -14  48.3%  +13.4  1851
  Betsabe II 1.75                         2509  +22  -22  51.8%  -14.8   730
  Betsabe II 1.66                         2465  +22  -22  46.9%  +22.5   728
  Betsabe II 1.47                         2444  +20  -20  49.9%   +1.9   902
  Betsabe II 1.30 64-bit                  2426  +22  -22  48.8%   +7.0   706
  Betsabe II 1.28 64-bit                  2377  +33  -33  49.8%   +3.4   320
  Betsabe II 1.08c                        2237  +35  -35  49.2%   +8.5   300
  Betsabe II 1.09c                        2209  +34  -35  48.2%  +12.3   308
  Betsabe II 1.05                         2160  +34  -34  45.2%  +33.2   314

Created in 2005-2013 by CCRL team
Last games added on May 1, 2021