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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Isa 2.0.45 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:
Isa 2.0.45 64-bit is #290-291 with rating of 2189 Elo points (+22 -22),
based on 793 games: 356 wins, 277 losses and 160 draws
Score: 55.0%, Average opponent: −37.9, Draws: 20.2%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Bearded N44.5 64-bit               2397   3.0-25.0  (+0 -22=6 )    0.0  -105
 - Dimitri 350a                       2307  10.5-11.5  (+8 -9 =5 )    0.0  +100
 - Napoleon 1.8 64-bit                2252   8.0-13.0  (+4 -9 =8 )    0.0    -8
 - Robocide 20170718 64-bit           2246  13.0-12.0  (+10-9 =6 )    0.0   +76
 - Mango Paola Ajedrez 1.0            2170  12.5-19.5  (+11-18=3 )   93.2  -108
 - Genesis 2.0                        2170  16.0-16.0  (+10-10=12)   94.1   -19
 - Protej 0.5.8c                      2169  18.0-14.0  (+17-13=2 )   92.7   +32
 - BlackBishop 1.0                    2154  21.5-10.5  (+18-7 =7 )   99.8   +89
 - Dorpsgek Cosmopolitan 2 64-bit     2154  23.5-8.5   (+22-7 =3 )   99.3  +160
 - Chesley r323 64-bit                2148  13.0-15.0  (+12-14=2 )   99.7   -70
 - NagaSkaki 5.12                     2145  19.5-12.5  (+15-8 =9 )  100.0   +32
 - Blitzkrieg rev337 64-bit           2145  22.0-6.0   (+19-3 =6 )   99.9  +174
 - Alarm 0.93.1                       2142  13.0-15.0  (+10-12=6 )  100.0   -73
 - Lime 66                            2141  17.0-11.0  (+15-9 =4 )  100.0   +37
 - Sunsetter 10.3 64-bit              2140  12.5-15.5  (+10-13=5 )  100.0   -89
 - ChessKISS 1.7c 64-bit              2135  19.5-8.5   (+17-6 =5 )  100.0   +96
 - Fortress 1.62                      2130  14.0-13.0  (+12-11=4 )  100.0   -45
 - Nesik 0.7.0 alpha                  2129  15.0-11.0  (+13-9 =4 )  100.0     0
 - WJChess 1.64                       2128  11.0-16.0  (+8 -13=6 )  100.0  -129
 - GopherCheck 0.2.2 64-bit           2127  19.5-12.5  (+14-7 =11)  100.0   +11
 - Galjoen 0.36 64-bit                2113  11.5-7.5   (+7 -3 =9 )  100.0   -14
 - GK 0.90 64-bit                     2112  14.5-13.5  (+12-11=5 )  100.0   -66
 - Alf 1.09                           2104  13.0-14.0  (+9 -10=8 )  100.0  -100
 - BikJump 2.01 64-bit                2098  16.5-11.5  (+13-8 =7 )  100.0   -24
 - Clarabit 1.00 64-bit               2097  16.5-11.5  (+14-9 =5 )  100.0   -23
 - Wing 2.0a                          2097  19.0-13.0  (+17-11=4 )  100.0   -18
 - Napoleon 1.7 64-bit                2095  17.5-13.5  (+16-12=3 )  100.0   -44
 - Alcibiades 0.2.7 64-bit            2061  25.5-6.5   (+23-4 =5 )  100.0  +108


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