CCRL 40/15
Downloads and Statistics
June 27, 2020
Testing summary:
Total: 1'157'654 games
played by 2'680 programs

White wins: 399'695 (34.5%)
Black wins: 295'571 (25.5%)
Draws: 462'388 (39.9%)
White score: 54.5%

Custom engine selection

Comparing 33 engines!
33 selected engines played 300 games with each other



CCRL 40/15 Rating List - Custom engine selection
1157654 games played by 2680 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 June 27, 2020 with Bayeselo based on 1'157'654 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
GreKo 2018.08 64-bit                    2716  +20  -21  47.7%  +17.6   796
  GreKo 2018.12 64-bit                    2716  +25  -25  48.2%  +11.2   471
  GreKo 2018 64-bit                       2709  +13  -13  48.6%   +9.5  2036
  GreKo 2018.07 64-bit                    2709  +16  -16  48.0%  +13.1  1385
  GreKo 2018.02 64-bit                    2649  +24  -23  51.7%  -11.2   585
  GreKo 2018.01 64-bit                    2645  +27  -27  51.2%  -10.2   454
  GreKo 2015-ML 64-bit                    2611  +25  -26  49.2%   +3.5   501
  GreKo 2015 64-bit                       2609  +22  -22  51.2%  -10.9   680
  GreKo 12.8 64-bit                       2604  +30  -30  50.7%   -7.2   358
  GreKo 2016 64-bit                       2592  +22  -22  47.6%  +17.8   697
  GreKo 12.1 64-bit                       2588  +30  -30  52.2%  -17.8   366
  GreKo 12.9 64-bit                       2578  +28  -29  46.9%  +21.8   416
  GreKo 12.5 64-bit                       2569  +33  -33  50.7%   -6.8   305
  GreKo 13.1 64-bit                       2566  +30  -30  46.7%  +19.8   347
  GreKo 9.7 64-bit                        2543  +31  -31  49.1%   +4.6   317
  GreKo 12.0 64-bit                       2541  +25  -25  48.2%  +13.2   541
  GreKo 10.0 64-bit                       2517  +32  -32  51.1%   -6.7   306
  GreKo 10.3.1 64-bit                     2516  +33  -33  50.3%   -3.0   304
  GreKo 10.2 64-bit                       2502  +31  -32  47.8%  +16.7   341
  GreKo 9.2 32-bit                        2493  +33  -33  49.7%   +2.2   304
  GreKo 8.0 64-bit                        2489  +27  -27  50.6%   -3.1   464
  GreKo 8.2 32-bit                        2487  +25  -26  49.1%   +5.3   506
  GreKo 8.1.1 64-bit                      2482  +36  -36  48.1%  +11.9   240
  GreKo 7.2 64-bit                        2460  +30  -30  53.4%  -25.7   364
  GreKo 8.0 32-bit                        2450  +29  -29  50.6%   -4.0   411
  GreKo 7.2 32-bit                        2429  +33  -33  48.4%   +9.4   304
  GreKo 6.30                              2378  +33  -33  48.0%  +14.0   307
  GreKo 7.0                               2371  +28  -28  46.3%  +28.8   454
  GreKo 6.25                              2368  +33  -33  48.5%   +9.7   308
  GreKo 6.5                               2364  +26  -26  48.9%   +7.5   495
  GreKo 5.9                               2349  +24  -24  46.4%  +28.2   621
  GreKo 5.5                               2311  +33  -33  50.7%   -5.0   305
  GreKo 5.2.5                             2278  +34  -34  51.3%  -11.6   297

Created in 2005-2013 by CCRL team
Last games added on June 27, 2020