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 19 engines!
19 selected engines played 32 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
Vajolet2 2.8 64-bit 4CPU                3227  +11  -11  46.2%  +23.8  2595
  Vajolet2 2.6.1 64-bit 4CPU              3185  +15  -15  51.4%   -8.2  1263
  Vajolet2 2.8 64-bit                     3131  +12  -12  48.8%   +6.4  2061
  Vajolet2 2.7 64-bit                     3128  +14  -15  50.4%   -3.2  1516
  Vajolet2 2.5 64-bit 4CPU                3124  +20  -20  48.3%  +11.3   809
  Vajolet2 2.6 64-bit                     3085  +13  -13  51.4%  -10.2  1843
  Vajolet2 2.4 64-bit 4CPU                3081  +17  -17  43.1%  +46.8  1202
  Vajolet2 2.2 64-bit 4CPU                3068  +18  -18  46.2%  +22.3  1010
  Vajolet2 2.3 64-bit 4CPU                3054  +23  -23  50.6%   -6.2   588
  Vajolet2 2.5 64-bit                     3040  +13  -13  50.7%   -6.3  1852
  Vajolet2 2.4 64-bit                     2998  +14  -14  49.7%   -0.3  1576
  Vajolet2 2.3 64-bit                     2983  +16  -16  48.3%  +10.9  1245
  Vajolet2 2.2 64-bit                     2961  +14  -13  48.4%   +8.5  1861
  Vajolet2 2.1 64-bit                     2932  +18  -18  45.7%  +27.8   984
  Vajolet2 2.0 64-bit                     2906  +16  -16  49.5%  +10.1  1336
  Vajolet2 1.28 64-bit                    2838  +14  -14  51.0%   -6.2  1854
  Vajolet 2.48                            2667  +17  -17  45.8%  +30.9  1264
  Vajolet 2.03                            2627  +18  -18  49.2%   -1.3  1305
  Vajolet 0.4.1                           1512  +16  -16  44.4%  +45.6  1629

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