CCRL Blitz
Downloads and Statistics
October 24, 2020
Testing summary:
Total: 2'392'106 games
played by 2'834 programs

White wins: 921'308 (38.5%)
Black wins: 740'794 (31.0%)
Draws: 730'004 (30.5%)
White score: 53.8%

Custom engine selection

Comparing 21 engines!
21 selected engines played 0 games with each other



CCRL Blitz Rating List - Custom engine selection
2392106 games played by 2834 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 October 24, 2020 with Bayeselo based on 2'392'106 games
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/404/

Rank                 Engine                   Elo   +    -   Score  AvOp  Games
RubiChess 1.7.3 64-bit 4CPU             3361  +28  -28  45.7%  +28.8   380
  RubiChess 1.6.1.1 64-bit 4CPU           3293  +14  -14  49.2%   +4.0  1572
  RubiChess 1.6 64-bit 4CPU               3264  +16  -16  46.4%  +18.0  1216
  RubiChess 1.8 64-bit                    3253  +16  -16  48.8%   +7.5  1213
  RubiChess 1.7.3 64-bit                  3244  +20  -20  46.2%  +25.5   797
  RubiChess 1.7.1 64-bit                  3242  +18  -18  47.0%  +17.4   920
  RubiChess 1.6.1.1 64-bit                3208  +18  -18  43.6%  +39.3   977
  RubiChess 1.5 64-bit 4CPU               3191  +25  -25  52.5%  -16.7   479
  RubiChess 1.6 64-bit                    3187  +16  -16  48.6%   +8.2  1216
  RubiChess 1.4 64-bit 4CPU               3136  +25  -25  47.9%  +12.8   480
  RubiChess 1.5 64-bit                    3127  +17  -17  50.9%   -6.6  1164
  RubiChess 1.3 64-bit 4CPU               3105  +23  -23  58.7%  -63.6   635
  RubiChess 1.4 64-bit                    3050  +18  -18  50.1%   -0.0   931
  RubiChess 1.3 64-bit                    2971  +19  -19  52.1%  -16.7  1019
  RubiChess 1.1 64-bit                    2779  +14  -14  55.0%  -41.0  1686
  RubiChess 1.0 64-bit                    2651  +17  -17  47.4%  +19.1  1171
  RubiChess 0.9 64-bit                    2505  +19  -19  52.2%  -14.0   946
  RubiChess 0.8 64-bit                    2456  +16  -16  49.0%   +8.3  1496
  RubiChess 0.7 64-bit                    2310  +24  -23  56.2%  -43.6   653
  RubiChess 0.6 64-bit                    2159  +19  -19  62.1%  -95.8  1113
  RubiChess 0.5 64-bit                    1925  +25  -25  51.5%  -10.7   586

Created in 2005-2013 by CCRL team
Last games added on October 24, 2020