CCRL 40/15
Downloads and Statistics
January 18, 2020
Testing summary:
Total: 1'114'202 games
played by 2'605 programs

White wins: 385'748 (34.6%)
Black wins: 286'303 (25.7%)
Draws: 442'151 (39.7%)
White score: 54.5%

Custom engine selection

Comparing 15 engines!
15 selected engines played 12 games with each other



CCRL 40/15 Rating List - Custom engine selection
1114202 games played by 2605 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 January 18, 2020 with Bayeselo based on 1'114'202 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/4040/

Rank               Engine                Elo   +    -   Score  AvOp  Games
Zappa Mexico II 64-bit 4CPU        2969  +10  -10  48.3%   +9.1  3270
  Zappa Mexico 64-bit 4CPU           2959  +15  -15  60.4%  -67.7  1422
  Zap!Chess Zanzibar 64-bit 4CPU     2947  +23  -23  64.1%  -87.6   598
  Zappa Mexico II 64-bit             2854  +10  -10  47.2%  +18.9  3598
  Zap!Chess Paderborn 64-bit 4CPU    2848  +26  -26  65.9% -105.2   492
  Zappa Mexico 64-bit                2832  +15  -15  53.6%  -23.7  1352
  Zappa Mexico II 32-bit             2809  +12  -11  48.3%  +11.3  2392
  Zap!Chess Zanzibar 64-bit          2803  +26  -26  54.0%  -24.7   429
  Zappa Mexico 32-bit                2789  +16  -16  53.2%  -19.7  1168
  Zap!Chess Zanzibar 32-bit          2781  +19  -19  55.7%  -38.1   873
  Zap!Chess Paderborn 32-bit         2681  +21  -21  45.1%  +34.4   731
  Zap!Chess Paderborn SE 32-bit      2669  +34  -34  46.0%  +26.4   275
  Zap!Chess Reykjavik 32-bit         2657  +34  -35  38.1%  +77.0   274
  Zappa 1.1 64-bit                   2615  +18  -18  48.1%  +12.6  1010
  Zappa 1.1 32-bit                   2581  +29  -29  49.9%   +1.2   411

Created in 2005-2013 by CCRL team
Last games added on January 18, 2020