CCRL 40/15
Downloads and Statistics
May 15, 2021
Testing summary:
Total: 1'244'261 games
played by 2'847 programs

White wins: 426'196 (34.3%)
Black wins: 313'011 (25.2%)
Draws: 505'054 (40.6%)
White score: 54.5%

Custom engine selection

Comparing 8 engines!
8 selected engines played 0 games with each other



CCRL 40/15 Rating List - Custom engine selection
1244261 games played by 2847 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 15, 2021 with Bayeselo based on 1'244'261 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Hamsters 0.7.1 4CPU                     2685  +32  -32  52.4%  -14.1   318
  Hamsters 0.7                            2618  +21  -21  49.2%   +6.1   725
  Hamsters 0.7.1                          2618  +14  -14  49.3%   +5.4  1809
  Hamsters 0.6                            2590  +20  -20  49.5%   +3.7   857
  Hamsters 0.5                            2557  +33  -33  51.1%  -11.3   318
  Hamsters 0.4                            2508  +31  -31  47.1%  +19.1   362
  Hamsters 0.2                            2381  +33  -33  48.6%  +11.1   311
  Hamsters 0.0.6                          2179  +24  -24  46.9%  +27.9   652

Created in 2005-2013 by CCRL team
Last games added on May 15, 2021