CCRL Blitz
Downloads and Statistics
March 2, 2021
Testing summary:
Total: 2'474'284 games
played by 2'947 programs

White wins: 951'541 (38.5%)
Black wins: 762'369 (30.8%)
Draws: 760'374 (30.7%)
White score: 53.8%

Custom engine selection

Comparing 17 engines!
17 selected engines played 0 games with each other



CCRL Blitz Rating List - Custom engine selection
2474284 games played by 2947 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 for notes on engine inclusion.
Computed on March 2, 2021 with Bayeselo based on 2'474'284 games
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/404/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
chess22k 1.14 64-bit 4CPU               3182  +13  -13  51.2%   -7.7  1858
  chess22k 1.13 64-bit 4CPU               3158  +14  -14  49.7%   +1.3  1521
  chess22k 1.14 64-bit                    3095  +15  -15  50.8%   -4.1  1468
  chess22k 1.13 64-bit                    3084  +16  -16  52.8%  -17.8  1176
  chess22k 1.11 64-bit 4CPU               3081  +21  -21  43.7%  +38.9   687
  chess22k 1.12 64-bit                    3081  +16  -16  50.1%   -1.7  1283
  chess22k 1.11 64-bit                    3031  +16  -16  50.4%   -4.1  1202
  chess22k 1.10 64-bit                    2996  +18  -18  48.8%   +6.4  1011
  chess22k 1.9 64-bit                     2969  +15  -16  47.4%  +15.2  1352
  chess22k 1.8 64-bit                     2959  +17  -17  53.9%  -29.0  1104
  chess22k 1.7 64-bit                     2898  +16  -16  51.7%  -11.9  1207
  chess22k 1.6 64-bit                     2831  +18  -18  46.7%  +21.2  1025
  chess22k 1.5 64-bit                     2739  +17  -17  47.2%  +17.5  1201
  chess22k 1.4 64-bit                     2689  +17  -16  55.3%  -41.1  1338
  chess22k 1.3 64-bit                     2514  +28  -28  61.3%  -83.7   479
  chess22k 1.2 64-bit                     2409  +18  -17  54.0%  -30.2  1192
  chess22k 1.1 64-bit                     2282  +22  -22  44.2%  +43.4   767

Created in 2005-2013 by CCRL team
Last games added on March 2, 2021