CCRL Blitz
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 2'502'969 games
played by 2'977 programs

White wins: 962'290 (38.4%)
Black wins: 770'705 (30.8%)
Draws: 769'974 (30.8%)
White score: 53.8%

Custom engine selection

Comparing 5 engines!
5 selected engines played 0 games with each other



CCRL Blitz Rating List - Custom engine selection
2502969 games played by 2977 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 April 10, 2021 with Bayeselo based on 2'502'969 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/404/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Jazz 721 64-bit                         2373  +16  -16  47.2%  +21.5  1400
  Jazz 840 64-bit                         2319  +19  -19  47.0%  +18.7   983
  Jazz 501 64-bit                         2223  +16  -16  50.1%   +0.4  1379
  Jazz 444 64-bit                         2210  +16  -16  45.1%  +38.6  1358
  Jazz 821 64-bit                         2168  +34  -35  19.6% +233.6   387

Created in 2005-2013 by CCRL team
Last games added on April 10, 2021