CCRL Blitz
Downloads and Statistics
November 28, 2020
Testing summary:
Total: 2'414'627 games
played by 2'866 programs

White wins: 929'714 (38.5%)
Black wins: 746'779 (30.9%)
Draws: 738'134 (30.6%)
White score: 53.8%

Custom engine selection

Comparing 21 engines!
21 selected engines played 403 games with each other



CCRL Blitz Rating List - Custom engine selection
2414627 games played by 2866 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 November 28, 2020 with Bayeselo based on 2'414'627 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/404/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
Naum 4.6 64-bit 4CPU                    3149   +9  -10  41.6%  +62.2  4132
  Naum 4.2 64-bit 4CPU                    3099   +8   -8  51.1%   -7.3  5700
  Naum 4.1 64-bit 4CPU                    3070  +15  -15  61.0%  -76.2  1439
  Naum 4 64-bit 4CPU                      3061  +10  -10  64.3% -105.2  3634
  Naum 4.6 64-bit                         3031   +7   -7  46.1%  +28.3  8132
  Naum 3 64-bit 4CPU                      2987  +12  -12  59.6%  -65.3  2483
  Naum 4.2 64-bit                         2987   +8   -8  45.1%  +32.8  5682
  Naum 3.1 64-bit 4CPU                    2979  +10  -10  57.7%  -51.7  3386
  Naum 4.1 64-bit                         2956  +17  -17  61.7%  -81.1  1162
  Naum 4 64-bit                           2948  +13  -13  62.5%  -88.7  2158
  Naum 2.2 64-bit 4CPU                    2908  +13  -13  54.2%  -27.5  1873
  Naum 3.1 64-bit                         2863  +14  -14  50.2%   -2.1  1827
  Naum 3 64-bit                           2855  +16  -17  49.3%   +4.3  1256
  Naum 2.1 64-bit 4CPU                    2846  +19  -19  52.1%  -13.0   916
  Naum 2.2 64-bit                         2784  +21  -21  45.7%  +28.3   760
  Naum 2.2 32-bit                         2770  +15  -15  56.2%  -43.2  1597
  Naum 2.1 64-bit                         2761  +21  -21  45.0%  +34.0   776
  Naum 2.1 32-bit                         2738  +14  -14  51.0%   -8.2  1826
  Naum 2.0 32-bit                         2700   +8   -8  51.7%  -15.1  6692
  Naum 2.0 64-bit                         2693  +11  -11  47.8%  +21.0  2946
  Naum 1.91 32-bit                        2606  +19  -19  43.2%  +54.2   975

Created in 2005-2013 by CCRL team
Last games added on November 28, 2020