CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 3 engines!
3 selected engines played 0 games with each other



CCRL 40/40 Rating List - Custom engine selection
1059406 games played by 2473 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 June 15, 2019 with Bayeselo based on 1'059'406 games
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
Predateur 2.2 64-bit               1858  +41  -42  39.6%  +79.7   216
  Predateur 2.0                      1829  +40  -41  35.0% +109.3   224
  Predateur 2.2.1 64-bit             1820  +19  -19  47.7%  +15.9  1178

Created in 2005-2013 by CCRL team
Last games added on June 15, 2019