CCRL 40/15
Downloads and Statistics
September 26, 2020
Testing summary:
Total: 1'179'815 games
played by 2'715 programs

White wins: 406'597 (34.5%)
Black wins: 300'322 (25.5%)
Draws: 472'896 (40.1%)
White score: 54.5%

Custom engine selection

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



CCRL 40/15 Rating List - Custom engine selection
1179815 games played by 2715 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 15 minutes on an Intel i7-4770k.
Computed on September 26, 2020 with Bayeselo based on 1'179'815 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Chronos 1.9.9 32-bit                    2740  +17  -17  50.3%   -0.5  1182
  Chronos 1.9.9 64-bit                    2739  +13  -13  50.3%   -4.5  2163
  Chronos 1.9.8 64-bit                    2691  +31  -31  48.9%   +8.1   318
  Chronos 1.9.7                           2640  +20  -20  51.4%   -9.0   768
  Chronos 1.9.6                           2584  +27  -26  51.5%  -11.4   461
  Chronos 1.9.5                           2554  +32  -32  50.0%   -2.2   310
  Chronos 1.9.4                           2474  +33  -33  51.5%  -10.3   300

Created in 2005-2013 by CCRL team
Last games added on September 26, 2020