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 26 engines!
26 selected engines played 1582 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
Rybka 4.1 64-bit 4CPU                   3206   +7   -7  49.8%   +0.0  8202
  Rybka 4 64-bit 4CPU                     3198  +11  -11  61.5%  -80.1  3134
  Rybka 3 Dynamic 64-bit 4CPU             3169  +23  -22  80.1% -218.5   853
  Rybka 3 64-bit 4CPU                     3167  +10  -10  77.3% -203.8  4929
  Rybka 4.1 64-bit                        3110   +6   -6  52.4%  -16.8 12529
  Rybka 4 64-bit                          3102  +13  -13  67.8% -126.2  2260
  Rybka 3 64-bit                          3078   +9   -9  70.4% -158.8  5821
  Rybka 3 Human 64-bit 4CPU               3070  +49  -50  33.0% +116.0   132
  Rybka 3 Human 64-bit                    3058  +27  -26  80.5% -232.3   650
  Rybka 2.3.2a 64-bit 4CPU                3045  +11  -10  68.7% -132.7  3571
  Rybka 3 32-bit                          3043  +39  -38  73.1% -166.7   240
  Rybka 3 Dynamic 64-bit                  3037  +26  -25  78.5% -211.3   648
  Rybka 2.2 64-bit 4CPU                   3003  +12  -12  58.3%  -63.6  2396
  Rybka 2.3.2a 64-bit                     2978   +8   -8  67.6% -127.0  5898
  Rybka 2.2 64-bit                        2937  +18  -18  71.5% -162.1  1266
  Rybka 2.3.2a 32-bit                     2923  +16  -16  66.3% -112.9  1352
  Rybka 2.1 64-bit                        2913  +25  -24  76.4% -191.7   664
  Rybka 2.3 LK 32-bit                     2897  +24  -23  76.8% -203.2   753
  Rybka 2.3.1 32-bit                      2894  +17  -17  75.7% -189.7  1494
  Rybka 2.2 32-bit                        2893  +14  -14  73.0% -169.9  2028
  Rybka 2.3 32-bit                        2874  +32  -31  77.6% -204.5   431
  Rybka 1.2 32-bit                        2864  +15  -15  66.6% -118.6  1699
  Rybka 2.1 32-bit                        2857  +12  -11  69.5% -141.7  2876
  Rybka 1.1 32-bit                        2854  +21  -21  66.3% -113.6   769
  Rybka 1.0 64-bit                        2852  +15  -14  71.1% -156.0  1919
  Rybka 1.0 32-bit                        2791  +13  -13  64.8% -105.3  2178

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