CCRL 40/40
Downloads and Statistics
November 11, 2017
Testing summary:
Total: 754'213 games
played by 1'962 programs
103027 CPU days (X2 4600+)

White wins: 259'159 (34.4%)
Black wins: 192'263 (25.5%)
Draws: 302'791 (40.1%)
White score: 54.4%

Engine Details

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Zap!Chess Zanzibar 64-bit in CCRL 40/40, 2017-11-11
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, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Zap!Chess Zanzibar 64-bit has no rank with rating of 2804 Elo points (+26 -26),
based on 429 games: 122 wins, 88 losses and 219 draws
Score: 54.0%, Average opponent: −24.2, Draws: 51.0%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Rybka 2.2 64-bit                  2921  14.0-18.0  (+4 -8 =20)    0.0   +84
 - Rybka 2.3.2a 32-bit               2913  10.5-19.5  (+3 -12=15)    0.0   +19
 - Rybka 1.2 64-bit                  2899   6.5-8.5   (+4 -6 =5 )    0.0   +44
 - Hiarcs 11.1                       2791  24.0-23.0  (+11-10=26)   81.7    -4
 - Loop 13.5 32-bit                  2778  16.0-16.0  (+7 -7 =18)   92.1   -24
 - Loop 13.6 (Loop 2007) 32-bit      2774  17.5-14.5  (+11-8 =13)   98.2    -1
 - Shredder 10                       2771  14.5-16.5  (+6 -8 =17)   98.7   -52
 - Loop 12.32                        2765  10.0-5.0   (+6 -1 =8 )   98.6   +61
 - Toga II 1.2.1a 32-bit             2761  26.5-22.5  (+14-10=25)   99.9   -18
 - Spike 1.2 Turin                   2746  27.5-17.5  (+14-4 =27)  100.0    +2
 - Naum 2.1 32-bit                   2744  15.5-8.5   (+9 -2 =13)  100.0   +22
 - Ktulu 8                           2705  19.0-13.0  (+14-8 =10)  100.0   -35
 - Chess Tiger 2007                  2682  30.0-15.0  (+19-4 =22)  100.0   -21


Created in 2005-2013 by CCRL team
Last games added on November 11, 2017