CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Custom engine selection

Comparing 12 engines!
12 selected engines played 42 games with each other



CCRL 40/40 Rating List - Custom engine selection
1104002 games played by 2573 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 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern CPU.
Computed on December 7, 2019 with Bayeselo based on 1'104'002 games
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
Deuterium 2019.1.36.50 64-bit      2953  +17  -17  50.2%   -2.5  1039
  Deuterium 2018.1.35.514 64-bit     2913  +13  -13  48.5%   +8.1  1966
  Deuterium 14.3.34.130 64-bit       2891  +12  -12  47.8%  +13.3  2159
  Deuterium 14.2.33.276 64-bit       2857  +25  -25  49.2%   +5.3   500
  Deuterium 14.1.32.119 64-bit       2809  +25  -25  50.1%   -2.2   499
  Deuterium 13.1.31.113 64-bit       2729  +26  -26  46.7%  +22.3   478
  Deuterium 12.01.30.1070 64-bit     2676  +27  -27  52.2%  -12.2   453
  Deuterium 10.01.27.213             2668  +22  -22  51.8%  -14.8   704
  Deuterium 11.02.29.107             2659  +26  -26  48.0%  +11.7   506
  Deuterium 11.01.28.159             2619  +20  -20  46.4%  +23.7   880
  Deuterium 09.01.26.492             2599  +23  -23  50.4%   -3.3   610
  Deuterium 06.08.25.04              2229  +27  -27  46.1%  +27.3   482

Created in 2005-2013 by CCRL team
Last games added on December 7, 2019