CCRL 40/4
Downloads and Statistics
November 18, 2017
Testing summary:
Total: 1'579'577 games
played by 1'866 programs
21113 CPU days (X2 4600+)

White wins: 617'996 (39.1%)
Black wins: 503'684 (31.9%)
Draws: 457'897 (29.0%)
White score: 53.6%

Engine Details

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Joker2 0.7.7 64-bit in CCRL 40/4, 2017-11-18
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 4 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 1.5 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2017, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Joker2 0.7.7 64-bit is #278-279 with rating of 2222 Elo points (+28 -28),
based on 416 games: 116 wins, 166 losses and 134 draws
Score: 44.0%, Average opponent: +41.0, Draws: 32.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Amateur 2.82                       2352  10.0-18.0  (+6 -14=8 )    0.0   +30
 - Alex 2.14a 64-bit                  2345  11.5-16.5  (+5 -10=13)    0.0   +66
 - Jumbo 0.4.34 64-bit                2329   7.5-20.5  (+3 -16=9 )    0.0   -51
 - Paladin 0.1 64-bit                 2273   9.5-18.5  (+3 -12=13)    0.1   -47
 - Scidlet 3.61 64-bit                2270  15.5-12.5  (+13-10=5 )    0.1   +88
 - FireFly 2.7.2 64-bit               2268  14.5-14.5  (+11-11=7 )    0.6   +47
 - KMTChess 1.2.1 64-bit              2267  14.5-13.5  (+9 -8 =11)    0.5   +55
 - Esc 1.16                           2264   7.5-19.5  (+4 -16=7 )    0.3  -120
 - Natwarlal 0.14                     2260  12.0-13.0  (+9 -10=6 )    0.6   +26
 - Robocide 20170718 64-bit           2246  12.5-15.5  (+8 -11=9 )    8.8   -12
 - Anechka 0.08                       2235  16.5-11.5  (+12-7 =9 )   20.1   +72
 - AliChess 4.25                      2234  13.5-14.5  (+10-11=7 )   23.4    -1
 - Drosophila 1.4 64-bit              2226  12.5-17.5  (+5 -10=15)   42.8   -45
 - CT800 1.12 64-bit                  2207  14.0-16.0  (+11-13=6 )   80.2   -40
 - Baislicka 1.0 64-bit               2156  11.5-11.5  (+7 -7 =9 )  100.0   -66


Created in 2005-2013 by CCRL team
Last games added on November 18, 2017