CCRL 40/15
Downloads and Statistics
April 18, 2021
Testing summary:
Total: 1'237'253 games
played by 2'822 programs

White wins: 424'164 (34.3%)
Black wins: 311'650 (25.2%)
Draws: 501'439 (40.5%)
White score: 54.5%

Custom engine selection

Comparing 13 engines!
13 selected engines played 60 games with each other



CCRL 40/15 Rating List - Custom engine selection
1237253 games played by 2822 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 April 18, 2021 with Bayeselo based on 1'237'253 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Jumbo 0.6.107 64-bit                    2560  +18  -18  51.3%  -10.0  1046
  Jumbo 0.7.0 64-bit                      2559  +18  -19  49.9%   +0.9  1002
  Jumbo 0.6.66 64-bit 4CPU                2509  +28  -28  50.0%   -1.2   433
  Jumbo 0.6.66 64-bit                     2492  +17  -17  51.1%   -6.3  1172
  Jumbo 0.6.96 64-bit                     2490  +18  -19  50.9%   -6.3  1031
  Jumbo 0.6.51 64-bit                     2489  +28  -28  49.0%   +7.0   440
  Jumbo 0.6.10 64-bit                     2483  +24  -24  52.0%  -15.8   606
  Jumbo 0.6.35 64-bit                     2479  +20  -20  49.2%   +5.1   942
  Jumbo 0.6.31 64-bit                     2470  +25  -25  47.3%  +18.5   566
  Jumbo 0.4.34 64-bit                     2421  +25  -25  52.4%  -17.2   554
  Jumbo 0.5.3 64-bit                      2372  +27  -27  46.6%  +25.5   485
  Jumbo 0.4.17 64-bit                     2343  +28  -28  51.9%  -13.5   462
  Jumbo 0.4.0 64-bit                      2278  +34  -34  49.8%   +1.2   312

Created in 2005-2013 by CCRL team
Last games added on April 18, 2021