CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Custom engine selection

Comparing 5 engines!
5 selected engines played 0 games with each other



CCRL 40/40 Rating List - Custom engine selection
1075629 games played by 2520 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 August 17, 2019 with Bayeselo based on 1'075'629 games
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

Rank              Engine                Elo   +    -   Score  AvOp  Games
Maverick 1.5 64-bit               2534  +14  -14  50.5%   -5.9  1851
  Maverick 1.0 64-bit               2508  +25  -26  52.2%  -18.0   521
  Maverick 0.60 64-bit              2395  +33  -33  49.3%   +5.0   307
  Maverick 0.51 64-bit              2337  +22  -22  52.2%  -14.6   744
  Maverick 0.2 64-bit               2141  +30  -30  46.2%  +29.7   421

Created in 2005-2013 by CCRL team
Last games added on August 17, 2019