CCRL 40/15
Downloads and Statistics
May 8, 2021
Testing summary:
Total: 1'242'291 games
played by 2'843 programs

White wins: 425'658 (34.3%)
Black wins: 312'703 (25.2%)
Draws: 503'930 (40.6%)
White score: 54.5%

Custom engine selection

Comparing 24 engines!
24 selected engines played 101 games with each other



CCRL 40/15 Rating List - Custom engine selection
1242291 games played by 2843 programs, run by 24 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 May 8, 2021 with Bayeselo based on 1'242'291 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Rodent III 0.238 64-bit 4CPU            3068  +20  -20  47.2%  +14.6   742
  Rodent III 0.276 64-bit 4CPU            3066  +29  -29  49.6%   +3.2   337
  Rodent IV 0.30 64-bit                   3002  +26  -26  49.8%   +2.1   409
  Rodent III 0.210 64-bit 4CPU            2995  +28  -28  45.1%  +32.7   402
  Rodent III 0.281 64-bit                 2991  +20  -20  49.9%   +2.0   732
  Rodent IV 022 64-bit                    2987  +22  -22  48.4%  +10.9   640
  Rodent III 0.275 64-bit                 2984  +15  -15  50.3%   -1.7  1450
  Rodent III 0.238 64-bit                 2980  +15  -15  50.2%   -1.1  1445
  Rodent III 0.210 64-bit                 2935  +19  -19  49.5%   +2.8   830
  Rodent II 0.9.64 64-bit                 2914  +22  -22  50.5%   -3.3   659
  Rodent III 0.172 64-bit                 2908  +22  -22  49.7%   +2.7   620
  Rodent II 0.9.33 64-bit                 2867  +27  -27  50.8%   -8.0   419
  Rodent 1.7 64-bit                       2849  +19  -19  50.5%   -2.7   888
  Rodent II 0.8.7 64-bit                  2808  +26  -27  46.2%  +24.3   448
  Rodent 1.6 64-bit                       2804  +30  -30  49.7%   +2.7   348
  Rodent 1.5 64-bit                       2783  +21  -21  46.3%  +25.5   726
  Rodent 1.4 64-bit                       2758  +23  -23  47.9%  +13.9   629
  Rodent 1.3 64-bit                       2739  +28  -29  51.1%   -7.0   378
  Rodent 1.2 64-bit                       2689  +32  -32  47.0%  +17.0   320
  Rodent 1.0 64-bit                       2677  +27  -27  47.1%  +20.1   417
  Rodent 1.1 64-bit                       2669  +32  -33  49.5%   +2.9   306
  Rodent 0.16 64-bit                      2602  +30  -30  47.8%  +16.6   364
  Rodent 0.15 64-bit                      2573  +32  -32  50.2%   -0.0   309
  Rodent 0.10                             2538  +33  -33  51.1%  -10.3   313

Created in 2005-2013 by CCRL team
Last games added on May 8, 2021