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 13 engines!
13 selected engines played 44 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
chess22k 1.14 64-bit                    3076  +16  -16  50.2%   -1.3  1112
  chess22k 1.13 64-bit                    3062  +18  -18  49.5%   +1.4   979
  chess22k 1.12 64-bit                    3048  +16  -16  49.1%   +3.3  1233
  chess22k 1.10 64-bit 4CPU               3012  +22  -22  46.7%  +16.4   680
  chess22k 1.11 64-bit                    2988  +20  -20  48.4%  +11.5   768
  chess22k 1.10 64-bit                    2954  +18  -18  45.8%  +26.6  1077
  chess22k 1.9 64-bit                     2950  +22  -22  46.3%  +24.0   642
  chess22k 1.8 64-bit                     2929  +21  -21  47.7%  +16.0   739
  chess22k 1.7 64-bit                     2898  +22  -22  47.4%  +15.5   662
  chess22k 1.6 64-bit                     2823  +28  -28  47.3%  +17.3   389
  chess22k 1.5 64-bit                     2750  +25  -25  51.8%  -12.5   504
  chess22k 1.4 64-bit                     2674  +23  -23  52.8%  -18.6   657
  chess22k 1.3 64-bit                     2538  +24  -24  52.0%  -15.9   636

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