CCRL 40/40
Downloads and Statistics
November 8, 2019
Testing summary:
Total: 1'097'085 games
played by 2'561 programs
149942 CPU days (X2 4600+)

White wins: 380'560 (34.7%)
Black wins: 282'789 (25.8%)
Draws: 433'736 (39.5%)
White score: 54.5%

Custom engine selection

Comparing 27 engines!
27 selected engines played 167 games with each other



CCRL 40/40 Rating List - Custom engine selection
1097085 games played by 2561 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 November 8, 2019 with Bayeselo based on 1'097'085 games
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
Hiarcs 14 4CPU                     3054  +13  -13  42.8%  +43.7  1894
  Hiarcs 13.2 4CPU                   2982  +18  -18  41.7%  +54.4  1025
  Hiarcs 14                          2962  +10  -10  46.3%  +23.7  3152
  Hiarcs 12.1 4CPU                   2904  +15  -15  40.9%  +58.7  1417
  Hiarcs 13.2                        2896  +11  -10  45.9%  +29.6  3145
  Hiarcs 12 4CPU                     2894  +15  -15  49.8%   +2.4  1450
  Hiarcs Paderborn 2007 4CPU         2891  +19  -19  43.9%  +38.9   892
  Hiarcs 12 Sharpen PV On 4CPU       2890  +21  -21  54.0%  -26.7   722
  Hiarcs 11.1 4CPU                   2876  +17  -17  52.3%  -15.5  1088
  Hiarcs 13.1                        2875  +14  -14  45.8%  +27.4  1640
  Hiarcs 11 4CPU                     2863  +35  -35  52.8%  -19.5   251
  Hiarcs 11.2 4CPU                   2862  +26  -27  46.4%  +23.9   455
  Hiarcs 12.1                        2818  +11  -11  45.5%  +28.5  2672
  Hiarcs 12 Sharpen PV On            2813  +13  -14  48.3%  +11.7  1718
  Hiarcs 12                          2809  +14  -14  46.4%  +24.4  1768
  Hiarcs Paderborn 2007              2796  +18  -18  47.1%  +21.8  1013
  Hiarcs 11.1                        2790  +15  -15  53.3%  -21.7  1507
  Hiarcs 11                          2776  +25  -25  53.3%  -19.9   511
  Hiarcs 11.2                        2770  +19  -19  51.1%   -7.8   900
  Hiarcs X54 64-bit                  2760  +34  -34  49.1%   +4.0   265
  Hiarcs X54 Hypermodern 32-bit      2756  +29  -28  53.2%  -25.4   405
  Hiarcs X50 Hypermodern             2755  +30  -30  50.7%   -4.2   373
  Hiarcs X50                         2744  +19  -19  49.8%   +1.8   938
  Hiarcs 10                          2740  +16  -16  51.6%   -8.8  1317
  Hiarcs X54 32-bit                  2731  +32  -32  54.1%  -26.8   314
  Hiarcs 10 Hypermodern              2718  +20  -20  51.9%  -10.4   799
  Hiarcs 9                           2628  +20  -20  45.1%  +33.3   871

Created in 2005-2013 by CCRL team
Last games added on November 8, 2019