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 22 engines!
22 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
Topple 0.7.5 64-bit 4CPU                3058  +19  -19  48.2%  +11.1   864
  Topple 0.7.4 64-bit 4CPU                3042  +15  -15  51.5%   -8.8  1458
  Topple 0.8.0 64-bit                     3004  +46  -46  50.0%   +1.2   160
  Topple 0.7.2 64-bit 4CPU                2999  +34  -34  64.8% -100.8   304
  Topple 0.7.5 64-bit                     2988  +17  -17  54.7%  -31.1  1129
  Topple 0.7.3 64-bit 4CPU                2967  +30  -31  39.9%  +63.1   338
  Topple 0.7.2 64-bit                     2888  +18  -19  51.1%  -10.0   980
  Topple 0.7.0 64-bit                     2838  +19  -19  50.9%   -5.3  1000
  Topple 0.5.0 64-bit                     2831  +18  -18  52.0%  -14.4  1024
  Topple 0.5.0 64-bit 4CPU                2820  +18  -18  46.3%  +26.3  1098
  Topple 0.6.1 64-bit                     2817  +13  -13  50.3%   -1.8  2020
  Topple 0.7.1 64-bit                     2808 +169 -174  45.8%  +25.8    12
  Topple 0.4.0 64-bit                     2720  +30  -30  48.8%   +9.4   378
  Topple 0.3.5 64-bit                     2700  +29  -29  50.4%   -3.6   394
  Topple 0.3.4 64-bit 4CPU                2675  +31  -31  67.6% -129.5   400
  Topple 0.3.4 64-bit                     2669  +18  -18  50.4%   -6.3  1142
  Topple 0.3.1 64-bit 4CPU                2533  +32  -32  43.1%  +49.4   341
  Topple 0.3.1 64-bit                     2517  +22  -22  45.7%  +31.0   735
  Topple 0.2.1 64-bit                     2472  +15  -16  49.2%   +3.0  1548
  Topple 0.1.1 64-bit                     2341  +21  -21  56.0%  -48.1   868
  Topple 0.0.3 64-bit                     2042  +18  -19  47.0%  +20.7  1101
  Topple 9e741b2 64-bit                   1770  +37  -36  52.0%   -5.7   325

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