CCRL 40/40
Downloads and Statistics
November 30, 2019
Testing summary:
Total: 1'102'078 games
played by 2'571 programs
150620 CPU days (X2 4600+)

White wins: 381'985 (34.7%)
Black wins: 283'767 (25.7%)
Draws: 436'326 (39.6%)
White score: 54.5%

Engine Details

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Rybka 3 Human 64-bit 4CPU in CCRL 40/40, 2019-11-30
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/40 main list:
Rybka 3 Human 64-bit 4CPU has no rank with rating of 3116 Elo points (+36 -35),
based on 247 games: 92 wins, 42 losses and 113 draws
Score: 60.1%, Average opponent: −69.4, Draws: 45.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Vajolet2 2.7 64-bit 4CPU           3179   7.5-11.5  (+3 -7 =9 )    0.3    -1
 - RubiChess 1.5 64-bit 4CPU          3164   5.0-10.0  (+1 -6 =8 )    1.7   -48
 - Rybka 3 64-bit 4CPU                3122  27.0-33.0  (+7 -13=40)   36.2   -19
 - Rybka 3 64-bit                     3047   4.5-1.5   (+3 -0 =3 )  100.0   +83
 - Naum 4 64-bit 4CPU                 3043  40.5-21.5  (+27-8 =27)  100.0   +20
 - Rybka 2.3.2a 64-bit 4CPU           3018   5.0-1.0   (+4 -0 =2 )  100.0  +128
 - Zappa Mexico II 64-bit 4CPU        2969  23.0-9.0   (+18-4 =10)  100.0     0
 - Naum 3.1 64-bit 4CPU               2968   4.5-1.5   (+3 -0 =3 )  100.0     0
 - Deep Sjeng WC2008 64-bit 4CPU      2926  16.0-7.0   (+12-3 =8 )  100.0   -60
 - Deep Sjeng 3.0 64-bit 4CPU         2908   5.5-0.5   (+5 -0 =1 )  100.0  +151
 - Hiarcs 12 4CPU                     2893   5.0-1.0   (+5 -1 =0 )  100.0   +98
 - Hiarcs Paderborn 2007 4CPU         2891   5.0-1.0   (+4 -0 =2 )  100.0    +1


Created in 2005-2013 by CCRL team
Last games added on November 30, 2019