CCRL Blitz
Downloads and Statistics
February 20, 2021
Testing summary:
Total: 2'464'260 games
played by 2'932 programs

White wins: 947'616 (38.5%)
Black wins: 759'359 (30.8%)
Draws: 757'285 (30.7%)
White score: 53.8%

Custom engine selection

Comparing 11 engines!
11 selected engines played 0 games with each other



CCRL Blitz Rating List - Custom engine selection
2464260 games played by 2932 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 February 20, 2021 with Bayeselo based on 2'464'260 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/404/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Stash 25.0 64-bit                       2924  +20  -20  52.5%  -19.3   873
  Stash 21.0 64-bit                       2720  +16  -16  51.4%  -13.4  1499
  Stash 20.0.1 64-bit                     2532  +24  -24  49.6%   +3.0   615
  Stash 19.0 64-bit                       2498  +20  -19  54.8%  -36.2  1012
  Stash 17.0 64-bit                       2349  +20  -20  58.0%  -58.6   925
  Stash 15.3 64-bit                       2230  +20  -20  58.2%  -63.5   982
  Stash 14.0 64-bit                       2101  +21  -21  47.7%  +17.8   888
  Stash 13.0.1 64-bit                     2031  +21  -22  44.8%  +39.9   848
  Stash 12.0 64-bit                       1975  +22  -22  51.5%  -11.9   750
  Stash 11.0.1 64-bit                     1753  +27  -28  46.8%  +25.0   520
  Stash 9.0.1 64-bit                      1413  +24  -24  48.4%  +14.5   683

Created in 2005-2013 by CCRL team
Last games added on February 20, 2021