CCRL 40/40
Downloads and Statistics
December 7, 2019
Testing summary:
Total: 1'104'002 games
played by 2'573 programs
150928 CPU days (X2 4600+)

White wins: 382'601 (34.7%)
Black wins: 284'129 (25.7%)
Draws: 437'272 (39.6%)
White score: 54.5%

Engine Details

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Rybka 3 Human 64-bit 4CPU in CCRL 40/40, 2019-12-07
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 3108 Elo points (+34 -33),
based on 277 games: 92 wins, 60 losses and 125 draws
Score: 55.8%, Average opponent: −41.2, Draws: 45.1%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - RubiChess 1.6 64-bit 4CPU          3237   6.0-24.0  (+0 -18=12)    0.0   -66
 - Vajolet2 2.7 64-bit 4CPU           3178   7.5-11.5  (+3 -7 =9 )    0.1    +5
 - RubiChess 1.5 64-bit 4CPU          3164   5.0-10.0  (+1 -6 =8 )    0.6   -40
 - Rybka 3 64-bit 4CPU                3122  27.0-33.0  (+7 -13=40)   22.1   -11
 - Rybka 3 64-bit                     3046   4.5-1.5   (+3 -0 =3 )  100.0   +90
 - Naum 4 64-bit 4CPU                 3042  40.5-21.5  (+27-8 =27)  100.0   +27
 - Rybka 2.3.2a 64-bit 4CPU           3017   5.0-1.0   (+4 -0 =2 )  100.0  +135
 - Zappa Mexico II 64-bit 4CPU        2969  23.0-9.0   (+18-4 =10)  100.0    +7
 - Naum 3.1 64-bit 4CPU               2968   4.5-1.5   (+3 -0 =3 )  100.0    +7
 - Deep Sjeng WC2008 64-bit 4CPU      2925  16.0-7.0   (+12-3 =8 )  100.0   -53
 - Deep Sjeng 3.0 64-bit 4CPU         2908   5.5-0.5   (+5 -0 =1 )  100.0  +159
 - Hiarcs 12 4CPU                     2893   5.0-1.0   (+5 -1 =0 )  100.0  +107
 - Hiarcs Paderborn 2007 4CPU         2890   5.0-1.0   (+4 -0 =2 )  100.0    +8


Created in 2005-2013 by CCRL team
Last games added on December 7, 2019