CCRL 40/15
Downloads and Statistics
July 11, 2020
Testing summary:
Total: 1'160'846 games
played by 2'685 programs

White wins: 400'696 (34.5%)
Black wins: 296'236 (25.5%)
Draws: 463'914 (40.0%)
White score: 54.5%

Custom engine selection

Comparing 67 engines!
67 selected engines played 62 games with each other



CCRL 40/15 Rating List - Custom engine selection
1160846 games played by 2685 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 July 11, 2020 with Bayeselo based on 1'160'846 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Arasan 21.3 64-bit 4CPU                 3197  +30  -30  46.7%  +25.9   314
  Arasan 21.2 64-bit 4CPU                 3171  +30  -30  52.2%  -12.0   302
  Arasan 21.1 64-bit 4CPU                 3167  +27  -27  51.2%   -7.5   383
  Arasan 21.4 64-bit                      3127  +16  -16  46.5%  +23.3  1124
  Arasan 21.3 64-bit                      3123  +14  -14  46.1%  +26.5  1520
  Arasan 20.4.1 64-bit 4CPU               3120  +26  -25  51.7%  -10.6   452
  Arasan 20.3 64-bit 4CPU                 3088  +32  -32  52.5%  -19.8   302
  Arasan 21.1 64-bit                      3082  +19  -19  48.7%   +7.6   774
  Arasan 21.2 64-bit                      3078  +16  -16  50.1%   +4.6  1178
  Arasan 19.2 64-bit 4CPU                 3043  +31  -31  51.0%   -6.9   305
  Arasan 21.0 64-bit                      3042  +17  -17  50.8%   -7.0  1112
  Arasan 20.4.1 64-bit                    3037  +16  -16  54.4%  -29.4  1180
  Arasan 20.0 64-bit 4CPU                 3029  +30  -30  47.4%  +16.0   328
  Arasan 20.5 64-bit                      3025  +20  -20  49.4%   +2.6   709
  Arasan 20.2 64-bit                      3022  +25  -25  53.1%  -21.2   468
  Arasan 19.0.1 64-bit 4CPU               3012  +32  -31  51.3%  -12.4   318
  Arasan 20.3 64-bit                      3009  +20  -20  49.7%   +1.2   774
  Arasan 18.3 64-bit 4CPU                 2973  +30  -30  46.6%  +20.7   327
  Arasan 18.2 64-bit 4CPU                 2971  +28  -28  51.9%  -15.2   388
  Arasan 20.1 64-bit                      2963  +23  -23  52.4%  -14.6   566
  Arasan 19.2 64-bit                      2951  +28  -28  52.9%  -18.2   382
  Arasan 20.0 64-bit                      2946  +26  -26  51.9%  -12.7   466
  Arasan 17.5 64-bit 4CPU                 2935  +27  -27  48.4%   +9.6   406
  Arasan 18.0 64-bit 4CPU                 2926  +29  -29  47.2%  +15.6   378
  Arasan 19.1 64-bit                      2922  +22  -22  52.5%  -17.5   627
  Arasan 19.0.1 64-bit                    2907  +26  -26  51.1%   -7.5   438
  Arasan 18.2 64-bit                      2887  +29  -29  51.3%   -8.5   351
  Arasan 18.3 64-bit                      2874  +27  -27  49.7%   +1.9   392
  Arasan 18.0 64-bit                      2860  +26  -26  49.6%   +1.6   479
  Arasan 16.3 64-bit 4CPU                 2857  +34  -34  49.1%   +5.0   276
  Arasan 17.4 64-bit                      2842  +26  -26  49.8%   +0.3   472
  Arasan 17.5 64-bit                      2841  +25  -25  50.2%   -1.0   481
  Arasan 17.0 64-bit                      2811  +31  -31  51.5%   -8.7   324
  Arasan 17.3 64-bit                      2802  +30  -30  46.8%  +20.9   359
  Arasan 17.1 64-bit                      2791  +31  -31  49.0%   +6.6   314
  Arasan 17.2 64-bit                      2788  +28  -28  46.8%  +21.8   388
  Arasan 16.3 64-bit                      2782  +28  -28  48.6%   +7.9   400
  Arasan 16.1 64-bit                      2738  +31  -31  49.0%   +7.5   338
  Arasan 16.2 64-bit                      2738  +32  -32  48.3%  +13.8   317
  Arasan 15.6 64-bit                      2729  +30  -30  51.3%  -11.8   353
  Arasan 15.1 64-bit                      2720  +31  -31  51.9%  -12.1   317
  Arasan 16.0 64-bit                      2712  +32  -32  46.5%  +22.3   310
  Arasan 14.3 64-bit                      2684  +32  -32  47.3%  +17.5   312
  Arasan 14.1 64-bit                      2652  +32  -32  51.8%  -11.2   308
  Arasan 13.4 32-bit                      2623  +30  -30  49.7%   +1.4   374
  Arasan 14.1 32-bit                      2617  +33  -33  49.0%   +4.2   309
  Arasan 13.2 32-bit                      2608  +32  -32  51.0%   -5.6   312
  Arasan 13.0 64-bit                      2601  +30  -30  51.0%   -7.0   384
  Arasan 13.2 64-bit                      2596  +32  -33  48.4%  +10.9   308
  Arasan 13.1 32-bit                      2578  +32  -32  47.9%  +13.9   312
  Arasan 11.6 64-bit                      2567  +27  -28  47.5%  +17.5   456
  Arasan 12.3 32-bit                      2565  +24  -24  46.8%  +23.5   597
  Arasan 11.7 32-bit                      2559  +32  -32  49.2%   +5.7   308
  Arasan 12.0 64-bit                      2555  +23  -23  46.3%  +25.6   668
  Arasan 12.1 64-bit                      2551  +35  -35  47.7%  +17.2   282
  Arasan 11.6 32-bit                      2533  +33  -33  51.8%  -12.7   304
  Arasan 12.1 32-bit                      2531  +33  -32  51.4%  -11.9   326
  Arasan 10.0 32-bit                      2510  +33  -33  49.0%   +6.1   309
  Arasan 11.3 32-bit                      2501  +33  -33  48.7%   +7.7   301
  Arasan 10.3                             2498  +23  -23  46.3%  +26.9   652
  Arasan 11.4 32-bit                      2487  +33  -33  49.0%   +8.3   305
  Arasan 10.2 32-bit                      2480  +24  -24  45.9%  +31.7   632
  Arasan 12.2 64-bit                      2479  +37  -37  40.4%  +71.7   275
  Arasan 10.4                             2471  +21  -21  45.5%  +32.4   850
  Arasan 9.5                              2446  +35  -36  47.3%  +17.2   291
  Arasan 10.1                             2443  +27  -27  46.8%  +28.4   508
  Arasan 9.2                              2427  +34  -34  46.1%  +27.4   304

Created in 2005-2013 by CCRL team
Last games added on July 11, 2020