CCRL 40/40
Downloads and Statistics
November 8, 2019
Testing summary:
Total: 1'097'085 games
played by 2'561 programs
149942 CPU days (X2 4600+)

White wins: 380'560 (34.7%)
Black wins: 282'789 (25.8%)
Draws: 433'736 (39.5%)
White score: 54.5%

Custom engine selection

Comparing 12 engines!
12 selected engines played 30 games with each other



CCRL 40/40 Rating List - Custom engine selection
1097085 games played by 2561 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 November 8, 2019 with Bayeselo based on 1'097'085 games
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
The Baron 3.44 64-bit 4CPU         2939  +27  -27  47.2%  +18.0   412
  The Baron 3.41 64-bit 4CPU         2904  +20  -20  39.1%  +70.5   800
  The Baron 3.29 64-bit 4CPU         2866  +25  -25  46.3%  +23.0   489
  The Baron 3.44 64-bit              2863  +14  -14  50.0%   +0.4  1561
  The Baron 3.43 64-bit              2840  +24  -24  51.4%   -8.4   538
  The Baron 3.41 64-bit              2838  +22  -22  49.3%   +3.1   640
  The Baron 3.42 64-bit              2797  +15  -15  44.9%  +34.6  1565
  The Baron 3.29 64-bit              2785  +18  -18  48.6%   +7.8  1029
  The Baron 2.23 64-bit              2656  +23  -23  50.2%   -2.9   603
  The Baron 2.23 32-bit              2595  +16  -17  50.4%   -4.5  1250
  The Baron 1.8.1                    2592  +23  -23  49.3%   +2.9   655
  The Baron 1.7.0                    2546  +33  -33  48.1%  +12.2   309

Created in 2005-2013 by CCRL team
Last games added on November 8, 2019