CCRL Blitz
Downloads and Statistics
July 1, 2020
Testing summary:
Total: 2'316'652 games
played by 2'725 programs

White wins: 892'731 (38.5%)
Black wins: 718'204 (31.0%)
Draws: 705'717 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 14 engines!
14 selected engines played 0 games with each other



CCRL Blitz Rating List - Custom engine selection
2316652 games played by 2725 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 July 1, 2020 with Bayeselo based on 2'316'652 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/404/

Rank               Engine                 Elo   +    -   Score  AvOp  Games
Zevra 2.1.2 r248 64-bit             2427  +18  -18  51.0%  -10.3  1087
  Zevra 2.0 r172 64-bit               2406  +31  -30  66.7% -123.3   413
  Zevra 2.1.1 r216 64-bit             2379  +18  -18  44.1%  +43.3  1187
  Zevra 1.8.6 r672 64-bit             2301  +18  -18  47.9%  +15.7  1137
  Zevra 1.8.5 r664 64-bit             2272  +25  -25  57.9%  -58.8   567
  Zevra 1.8.4 r650 64-bit             2219  +20  -20  45.5%  +36.5   897
  Zevra 1.8.3 r636 64-bit             2214  +20  -20  52.0%  -14.3   894
  Zevra 1.8.1 r594 64-bit             2152  +32  -31  67.9% -133.3   410
  Zevra 1.6.1 r512 64-bit             1953  +20  -20  48.9%   +7.4   884
  Zevra 1.6.1 r5136 64-bit            1934  +30  -30  46.9%  +22.8   384
  Zevra 1.5 r446 64-bit               1889  +28  -28  54.0%  -30.2   475
  Zevra 1.6 r497                      1869  +31  -31  45.5%  +33.3   379
  Zevra 1.31 r340                     1766  +26  -26  49.3%   +5.1   543
  Zevra 1.21 r290                     1752  +28  -28  37.6%  +91.6   458

Created in 2005-2013 by CCRL team
Last games added on July 1, 2020