CCRL 40/40
Downloads and Statistics
October 19, 2019
Testing summary:
Total: 1'092'341 games
played by 2'556 programs
149261 CPU days (X2 4600+)

White wins: 378'952 (34.7%)
Black wins: 281'710 (25.8%)
Draws: 431'679 (39.5%)
White score: 54.5%

Custom engine selection

Comparing 30 engines!
30 selected engines played 1109 games with each other



CCRL 40/40 Rating List - Custom engine selection
1092341 games played by 2556 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 Intel CPU.
Computed on October 19, 2019 with Bayeselo based on 1'092'341 games
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
Toga II 4.0 64-bit 4CPU            2958  +18  -19  41.4%  +57.3   958
  Toga II 3.0 4CPU                   2920  +22  -23  45.6%  +26.8   592
  Toga II 1.4.1SE 4CPU               2905  +13  -13  48.5%  +10.9  2041
  Toga II 4.0 64-bit                 2905  +13  -13  46.2%  +25.6  1930
  Toga II 1.4 beta5c 4CPU            2886  +18  -18  51.7%  -12.3   996
  Fruit Reloaded 3.2.1 64-bit 4CPU   2882  +18  -18  38.8%  +74.3  1024
  Toga II 3.0                        2851  +16  -16  48.1%  +11.3  1311
  Fruit Reloaded 3.2.1 64-bit        2837  +13  -13  46.6%  +20.9  2129
  Cyclone xTreme Fury                2828  +19  -19  48.1%  +10.8   811
  Grapefruit 1.0 32-bit              2827   +9   -9  48.4%  +10.4  3991
  Toga II 1.4.1SE                    2827  +12  -12  50.0%   +2.1  2395
  Cyclone xTreme                     2825  +13  -13  44.2%  +37.5  2009
  Cyclone 3.4                        2823  +21  -21  51.5%   -8.5   685
  Cyclone xTreme Rage                2821  +25  -25  48.4%   +9.7   476
  Toga II 1.4.1SE6                   2821  +23  -23  50.4%   +0.6   567
  Toga II 3.1.2SE                    2817  +17  -17  52.9%  -20.0  1051
  Cyclone 2.2                        2815  +28  -28  49.1%   +5.9   382
  TheMadPrune 1.1.25                 2806  +24  -24  51.4%   -9.7   504
  Toga II 1.4 beta5c                 2804  +24  -24  53.2%  -20.5   558
  Toga II 1.3.1                      2790  +12  -12  50.0%   -1.0  2565
  Fruit 2.3.1                        2786  +14  -14  51.1%   -7.0  1710
  Grapefruit 1.0a3                   2783  +31  -32  48.1%  +11.3   315
  Cyclone 1.0                        2781  +32  -32  51.0%   -7.1   300
  Fruit 05/11/03                     2774  +20  -20  50.8%   -6.4   767
  Toga II 1.3.4                      2768  +28  -28  52.9%  -18.9   411
  Toga II 1.2.1a 32-bit              2760  +12  -12  50.5%   -6.8  2354
  Fruit 2.2.1                        2744  +13  -13  53.1%  -21.0  1932
  Toga II 1.2 32-bit                 2736  +25  -25  52.4%  -19.0   511
  Toga II 1.1a 32-bit                2732  +16  -16  52.8%  -19.1  1275
  Fruit 2.1                          2695  +25  -25  51.5%  -13.4   522

Created in 2005-2013 by CCRL team
Last games added on October 19, 2019