CCRL Blitz
Downloads and Statistics
May 9, 2021
Testing summary:
Total: 2'520'531 games
played by 3'005 programs

White wins: 968'591 (38.4%)
Black wins: 775'557 (30.8%)
Draws: 776'383 (30.8%)
White score: 53.8%

Engine Details

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Rybka 2.3 32-bit in CCRL Blitz, 2021-05-09
Ponder off, General book up to 12 moves, up to 6 piece EGTB
Time control: From Jan 2020, equivalent to 2'+1" on an Intel i7-4770K. See the "about" page.
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/404/

CCRL Blitz main list:
Rybka 2.3 32-bit has no rank with rating of 2873 Elo points (+32 -31),
based on 431 games: 279 wins, 41 losses and 111 draws
Score: 77.6%, Average opponent: −204.0, Draws: 25.8%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Rybka 2.2 32-bit                        2893   7.5-8.5   (+5 -6 =5 )   13.0    -5
 - Hiarcs 11                               2790  14.0-2.0   (+13-1 =2 )  100.0  +242
 - Toga II 1.3.1                           2772   9.5-6.5   (+7 -4 =5 )  100.0   -39
 - Fritz 9                                 2750  12.5-3.5   (+10-1 =5 )  100.0   +74
 - Naum 2.1 32-bit                         2738  12.5-3.5   (+10-1 =5 )  100.0   +62
 - Spike 1.2 Turin                         2731  10.5-5.5   (+8 -3 =5 )  100.0   -36
 - Glaurung 1.2.1 32-bit                   2657  12.0-4.0   (+8 -0 =8 )  100.0   -65
 - Scorpio 1.81                            2648  52.0-12.0  (+45-5 =14)  100.0   +11
 - Scorpio 1.9                             2641  62.5-17.5  (+52-7 =21)  100.0   -28
 - Scorpio 1.91                            2640  25.0-7.0   (+22-4 =6 )  100.0   -15
 - Scorpio 1.82                            2637  26.5-5.5   (+22-1 =9 )  100.0    +1
 - Scorpio 1.84                            2632  51.0-12.0  (+42-3 =18)  100.0   -16
 - Scorpio 1.8                             2623  25.0-7.0   (+23-5 =4 )  100.0   -17
 - WildCat 7                               2605  14.0-2.0   (+12-0 =4 )  100.0   +18


Created in 2005-2013 by CCRL team
Last games added on May 9, 2021