CCRL Blitz
Downloads and Statistics
September 19, 2020
Testing summary:
Total: 2'370'030 games
played by 2'800 programs

White wins: 913'140 (38.5%)
Black wins: 734'658 (31.0%)
Draws: 722'232 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 10 engines!
10 selected engines played 0 games with each other



CCRL Blitz Rating List - Custom engine selection
2370030 games played by 2800 programs, run by 22 testers
Ponder off, General books (up to 12 moves), 3-4-5 piece EGTB
Time control: From Jan 2020, equivalent to 2'+1" on an Intel i7-4770K. See the "about" page.
Computed on September 19, 2020 with Bayeselo based on 2'370'030 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/404/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Zappa Mexico II 64-bit 4CPU             2973   +7   -7  42.0%  +56.5  8335
  Zappa Mexico 64-bit 4CPU                2946   +8   -8  53.5%  -24.3  5492
  Zap!Chess Zanzibar 64-bit 4CPU          2929  +19  -19  64.4%  -97.0   898
  Zappa Mexico II 64-bit                  2846   +7   -7  46.4%  +25.1 10152
  Zap!Chess Paderborn 64-bit 4CPU         2839  +19  -19  58.9%  -60.1   947
  Zappa Mexico 64-bit                     2810  +16  -16  52.4%  -16.2  1401
  Zappa Mexico 32-bit                     2761  +21  -21  52.2%  -15.9   790
  Zap!Chess Zanzibar 32-bit               2742  +38  -38  49.8%   +1.1   220
  Zappa 1.1 64-bit                        2604  +11  -10  47.6%  +17.1  3306
  Zappa 1.1 32-bit                        2532  +24  -24  42.8%  +52.0   605

Created in 2005-2013 by CCRL team
Last games added on September 19, 2020