CCRL Blitz
Downloads and Statistics
February 27, 2021
Testing summary:
Total: 2'472'902 games
played by 2'944 programs

White wins: 950'998 (38.5%)
Black wins: 761'961 (30.8%)
Draws: 759'943 (30.7%)
White score: 53.8%

Custom engine selection

Comparing 16 engines!
16 selected engines played 0 games with each other



CCRL Blitz Rating List - Custom engine selection
2472902 games played by 2944 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 27, 2021 with Bayeselo based on 2'472'902 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/404/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Winter 0.9 64-bit 4CPU                  3244  +16  -16  47.7%  +14.4  1195
  Winter 0.9 64-bit                       3158  +15  -15  49.0%   +5.5  1395
  Winter 0.8 64-bit 4CPU                  3131  +20  -20  50.7%   -6.3   812
  Winter 0.7 64-bit 4CPU                  3074  +14  -14  52.1%  -14.2  1741
  Winter 0.8 64-bit                       3054  +17  -16  51.3%   -8.8  1179
  Winter 0.6 64-bit 4CPU                  3004  +23  -23  53.8%  -24.2   592
  Winter 0.7 64-bit                       2978  +15  -15  48.0%  +12.9  1554
  Winter 0.5 64-bit 4CPU                  2946  +22  -22  56.5%  -43.5   650
  Winter 0.6 64-bit                       2938  +18  -18  49.8%   +0.8  1036
  Winter 0.5 64-bit                       2911  +37  -36  63.8%  -99.5   271
  Winter 0.4a 64-bit 4CPU                 2896  +26  -25  56.1%  -41.0   488
  Winter 0.3 64-bit 4CPU                  2818  +24  -24  46.7%  +24.0   618
  Winter 0.4a 64-bit                      2813  +22  -22  56.0%  -43.1   749
  Winter 0.3 64-bit                       2739  +17  -17  53.8%  -28.1  1235
  Winter 0.2 64-bit                       2613  +19  -19  57.3%  -52.1  1026
  Winter 0.1.1 64-bit                     2481  +17  -18  50.8%   -8.2  1220

Created in 2005-2013 by CCRL team
Last games added on February 27, 2021