CCRL 40/40
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 1'090'583 games
played by 2'551 programs
149018 CPU days (X2 4600+)

White wins: 378'348 (34.7%)
Black wins: 281'291 (25.8%)
Draws: 430'944 (39.5%)
White score: 54.4%

Custom engine selection

Comparing 7 engines!
7 selected engines played 0 games with each other



CCRL 40/40 Rating List - Custom engine selection
1090583 games played by 2551 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 Intel CPU.
Computed on October 12, 2019 with Bayeselo based on 1'090'583 games
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
EveAnn 1.71                        2332  +30  -30  49.1%   +7.8   374
  EveAnn 1.72                        2319  +16  -16  48.8%  +10.7  1381
  EveAnn 1.67                        2318  +30  -30  48.4%  +13.8   385
  EveAnn 1.71a                       2318  +21  -21  47.8%  +15.5   754
  EveAnn 1.66                        2270  +33  -33  46.0%  +27.8   311
  EveAnn 1.62                        2210  +34  -34  49.0%   +4.3   311
  EveAnn 1.63                        2187  +34  -34  46.3%  +23.7   301

Created in 2005-2013 by CCRL team
Last games added on October 12, 2019