CCRL 40/15
Downloads and Statistics
February 28, 2021
Testing summary:
Total: 1'220'774 games
played by 2'799 programs

White wins: 419'368 (34.4%)
Black wins: 308'512 (25.3%)
Draws: 492'894 (40.4%)
White score: 54.5%

Custom engine selection

Comparing 21 engines!
21 selected engines played 0 games with each other



CCRL 40/15 Rating List - Custom engine selection
1220774 games played by 2799 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 February 28, 2021 with Bayeselo based on 1'220'774 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Igel 2.8.0 64-bit 4CPU                  3365  +27  -27  59.6%  -54.3   391
  Igel 2.9.0 64-bit                       3275  +18  -18  38.9%  +73.3   942
  Igel 2.8.0 64-bit                       3265  +15  -15  43.7%  +41.4  1242
  Igel 2.7.0 64-bit                       3240  +16  -16  39.9%  +64.6  1149
  Igel 2.3.1 64-bit 4CPU                  3133  +27  -27  50.2%   -2.5   406
  Igel 2.6.0 64-bit                       3116  +21  -22  49.6%   +2.6   616
  Igel 2.5.0 64-bit                       3084  +23  -23  49.4%   +3.0   555
  Igel 2.4.0 64-bit                       3068  +21  -21  49.6%   +2.9   686
  Igel 2.3.1 64-bit                       3056  +23  -23  54.4%  -33.2   551
  Igel 2.3.0 64-bit                       2987  +27  -27  49.1%   +4.9   438
  Igel 2.0.0 64-bit                       2934  +26  -26  52.9%  -23.1   460
  Igel 1.9.0 64-bit                       2878  +28  -28  50.8%   -7.8   414
  Igel 1.9.0 64-bit 4CPU                  2848  +31  -32  41.0%  +59.6   324
  Igel 1.8.3 64-bit                       2823  +28  -28  49.4%   +4.1   414
  Igel 1.7.0 64-bit                       2796  +29  -29  51.1%   -6.5   398
  Igel 1.6.0 64-bit                       2765  +20  -20  52.1%  -17.0   884
  Igel 1.4.1 64-bit 4CPU                  2701  +28  -28  50.7%   -6.9   448
  Igel 1.4.2 64-bit                       2667  +27  -27  47.6%  +17.6   450
  Igel 1.4.1 64-bit                       2660  +27  -27  49.1%   +4.0   468
  Igel 1.1 64-bit                         2628  +26  -26  48.0%  +13.4   502
  Igel 1.2 64-bit                         2626  +19  -19  46.2%  +30.7   991

Created in 2005-2013 by CCRL team
Last games added on February 28, 2021