CCRL 40/40
Downloads and Statistics
December 10, 2019
Testing summary:
Total: 1'104'091 games
played by 2'573 programs
150964 CPU days (X2 4600+)

White wins: 382'628 (34.7%)
Black wins: 284'145 (25.7%)
Draws: 437'318 (39.6%)
White score: 54.5%

Custom engine selection

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



CCRL 40/40 Rating List - Custom engine selection
1104091 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 10, 2019 with Bayeselo based on 1'104'091 games
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
Schooner 2.0.34 64-bit 4CPU        3201  +20  -20  49.3%   +3.7   734
  Schooner 2.1 64-bit                3132  +17  -17  40.4%  +63.3  1028
  Schooner 2.0.34 64-bit             3110  +12  -12  45.8%  +28.1  2188
  Schooner 1.83 64-bit               2583  +25  -25  49.6%   +2.1   546
  Schooner 1.8 64-bit                2566  +20  -20  49.3%   +1.6   900
  Schooner 1.7.0 64-bit              2469  +24  -24  49.3%   +5.6   606
  Schooner 1.5 64-bit                2299  +24  -24  46.6%  +22.8   596

Created in 2005-2013 by CCRL team
Last games added on December 10, 2019