CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Custom engine selection

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



CCRL 40/40 Rating List - Custom engine selection
1068538 games played by 2502 programs, run by 22 testers
Ponder off, General books (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Computed on July 19, 2019 with Bayeselo based on 1'068'538 games
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
Glass 2.0 64-bit                   2597  +13  -13  48.5%  +10.6  1933
  Glass 1.9 64-bit                   2594  +31  -31  49.9%   +0.5   340
  Glass 1.8 64-bit                   2558  +29  -29  46.7%  +20.9   390
  Glass 1.7 64-bit                   2547  +32  -31  51.7%  -14.0   346
  Glass 1.8 32-bit                   2537  +26  -26  48.7%   +7.7   493
  Glass 1.7 32-bit                   2514  +28  -28  46.9%  +18.5   422
  Glass 1.6                          2427  +20  -20  49.8%   +0.4   836
  Glass 1.3                          2353  +26  -26  51.1%   -7.3   501
  Glass 1.5                          2344  +28  -28  47.1%  +18.1   453
  Glass 1.2                          2282  +30  -30  51.5%   -9.8   389
  Glass 0.1.0c                       2188  +33  -33  51.7%  -12.7   325

Created in 2005-2013 by CCRL team
Last games added on July 19, 2019