CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Custom engine selection

Comparing 30 engines!
30 selected engines played 1101 games with each other



CCRL 40/40 Rating List - Custom engine selection
1066603 games played by 2494 programs, run by 22 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 Intel CPU.
Computed on July 11, 2019 with Bayeselo based on 1'066'603 games
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
Toga II 4.0 64-bit 4CPU            2956  +18  -18  41.6%  +55.6   968
  Toga II 3.0 4CPU                   2918  +22  -22  45.6%  +27.6   592
  Toga II 1.4.1SE 4CPU               2904  +13  -13  48.5%  +11.0  2041
  Toga II 4.0 64-bit                 2904  +14  -13  45.6%  +29.1  1830
  Toga II 1.4 beta5c 4CPU            2885  +18  -18  51.7%  -12.3   996
  Fruit Reloaded 3.2.1 64-bit 4CPU   2880  +18  -18  38.8%  +74.1  1024
  Toga II 3.0                        2850  +15  -16  48.1%  +11.0  1311
  Fruit Reloaded 3.2.1 64-bit        2832  +13  -13  46.1%  +23.9  2044
  Cyclone xTreme Fury                2827  +19  -19  48.1%  +10.5   811
  Grapefruit 1.0 32-bit              2826   +9   -9  48.4%  +10.1  3991
  Toga II 1.4.1SE                    2826  +12  -12  50.0%   +2.1  2395
  Cyclone xTreme                     2823  +13  -13  44.2%  +38.1  2009
  Cyclone 3.4                        2822  +21  -21  51.5%   -8.5   685
  Cyclone xTreme Rage                2820  +25  -25  48.4%   +9.4   476
  Toga II 1.4.1SE6                   2820  +23  -23  50.4%   +0.6   567
  Toga II 3.1.2SE                    2818  +17  -18  53.5%  -23.7  1019
  Cyclone 2.2                        2815  +28  -28  49.1%   +5.3   382
  TheMadPrune 1.1.25                 2805  +24  -24  51.4%   -9.8   504
  Toga II 1.4 beta5c                 2804  +24  -24  53.3%  -21.9   542
  Toga II 1.3.1                      2789  +12  -11  50.0%   -1.0  2565
  Fruit 2.3.1                        2785  +14  -14  51.1%   -7.0  1710
  Grapefruit 1.0a3                   2782  +32  -32  47.7%  +15.1   309
  Cyclone 1.0                        2780  +32  -32  51.0%   -7.0   300
  Fruit 05/11/03                     2773  +20  -20  50.8%   -6.6   767
  Toga II 1.3.4                      2766  +28  -28  52.9%  -17.9   411
  Toga II 1.2.1a 32-bit              2759  +12  -12  50.5%   -6.7  2354
  Fruit 2.2.1                        2742  +13  -13  53.4%  -22.5  1866
  Toga II 1.2 32-bit                 2735  +25  -25  52.4%  -19.1   511
  Toga II 1.1a 32-bit                2732  +16  -16  53.6%  -24.0  1245
  Fruit 2.1                          2694  +25  -25  51.5%  -13.6   522

Created in 2005-2013 by CCRL team
Last games added on July 11, 2019