CCRL 40/15
Downloads and Statistics
May 15, 2021
Testing summary:
Total: 1'244'261 games
played by 2'847 programs

White wins: 426'196 (34.3%)
Black wins: 313'011 (25.2%)
Draws: 505'054 (40.6%)
White score: 54.5%

Custom engine selection

Comparing 5 engines!
5 selected engines played 100 games with each other



CCRL 40/15 Rating List - Custom engine selection
1244261 games played by 2847 programs, run by 24 testers
Ponder off, General books (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Computed on May 15, 2021 with Bayeselo based on 1'244'261 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
FrankWalter 2.4.0 64-bit                2542  +16  -16  50.0%   -0.8  1372
  FrankWalter 2.3.5 64-bit                2513  +24  -24  48.6%  +11.6   627
  FrankWalter 2.2.8 64-bit                2459  +20  -20  50.3%   -4.4   892
  FrankWalter 2.3.3 64-bit                2448  +20  -20  47.7%  +15.7   866
  FrankWalter 2.2.3 64-bit                2384  +31  -31  54.2%  -34.4   383

Created in 2005-2013 by CCRL team
Last games added on May 15, 2021