CCRL 40/40
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 1'090'583 games
played by 2'551 programs
149018 CPU days (X2 4600+)

White wins: 378'348 (34.7%)
Black wins: 281'291 (25.8%)
Draws: 430'944 (39.5%)
White score: 54.4%

Engine Details

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Rybka 3 Human 64-bit 4CPU in CCRL 40/40, 2019-10-12
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 Intel 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 3117 Elo points (+37 -37),
based on 228 games: 89 wins, 35 losses and 104 draws
Score: 61.8%, Average opponent: −80.1, Draws: 45.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - RubiChess 1.5 64-bit 4CPU          3166   5.0-10.0  (+1 -6 =8 )    2.9   -47
 - Rybka 3 64-bit 4CPU                3123  27.0-33.0  (+7 -13=40)   38.2   -19
 - Rybka 3 64-bit                     3048   4.5-1.5   (+3 -0 =3 )  100.0   +83
 - Naum 4 64-bit 4CPU                 3046  40.5-21.5  (+27-8 =27)  100.0   +22
 - Rybka 2.3.2a 64-bit 4CPU           3018   5.0-1.0   (+4 -0 =2 )  100.0  +127
 - Zappa Mexico II 64-bit 4CPU        2969  23.0-9.0   (+18-4 =10)  100.0    -1
 - Naum 3.1 64-bit 4CPU               2969   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   -61
 - Deep Sjeng 3.0 64-bit 4CPU         2909   5.5-0.5   (+5 -0 =1 )  100.0  +150
 - Hiarcs 12 4CPU                     2894   5.0-1.0   (+5 -1 =0 )  100.0   +98
 - Hiarcs Paderborn 2007 4CPU         2891   5.0-1.0   (+4 -0 =2 )  100.0     0


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019