CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Engine Details

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Isa 1.9.51 64-bit in CCRL 40/4, 2019-07-20
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, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Isa 1.9.51 64-bit has no rank with rating of 2122 Elo points (+19 -19),
based on 984 games: 353 wins, 434 losses and 197 draws
Score: 45.9%, Average opponent: +29.2, Draws: 20.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - RamJet 0.13                        2219  10.0-22.0  (+6 -18=8 )    0.0   -41
 - Buzz 0.08 64-bit                   2214  13.0-19.0  (+10-16=6 )    0.0   +22
 - FireFly 2.7.0 64-bit               2208  10.0-22.0  (+7 -19=6 )    0.0   -56
 - Chispa 4.0.3                       2206  16.0-16.0  (+11-11=10)    0.0   +79
 - Beowulf 2.4a 32-bit                2203  15.0-17.0  (+12-14=6 )    0.0   +57
 - RattateChess 1.0 Nosferatu         2199  14.0-18.0  (+11-15=6 )    0.0   +31
 - Barbarossa 0.3.0 64-bit            2199  10.0-20.0  (+6 -16=8 )    0.0   -41
 - Uralochka 1.1b                     2188  17.5-14.5  (+13-10=9 )    0.0   +98
 - Mango Paola Ajedrez 1.0            2184  13.0-19.0  (+9 -15=8 )    0.0    -7
 - Atak 6.8                           2183  10.0-22.0  (+5 -17=10)    0.0   -68
 - Madeleine 0.2                      2183  19.0-13.0  (+16-10=6 )    0.0  +128
 - Protej 0.5.8c                      2176  10.5-20.5  (+8 -18=5 )    0.0   -67
 - Genesis 2.0                        2170  15.5-16.5  (+13-14=5 )    0.0   +33
 - Dorpsgek Cosmopolitan 2 64-bit     2160  13.0-19.0  (+9 -15=8 )    0.2   -31
 - Blitzkrieg rev337 64-bit           2157  14.5-15.5  (+12-13=5 )    0.1   +23
 - BlackBishop 1.0                    2156  17.5-14.5  (+15-12=5 )    0.1   +69
 - NagaSkaki 5.12                     2154  13.0-19.0  (+10-16=6 )    0.1   -34
 - Alarm 0.93.1                       2145  12.5-19.5  (+10-17=5 )    1.4   -62
 - Lime 66                            2143  15.5-16.5  (+13-14=5 )    2.2   +13
 - ChessKISS 1.7c 64-bit              2135  15.5-16.5  (+12-13=7 )   11.9     0
 - Fortress 1.62                      2134  13.0-19.0  (+8 -14=10)   11.6   -49
 - Nesik 0.7.0 alpha                  2134  14.0-18.0  (+11-15=6 )   13.6   -31
 - WJChess 1.64                       2131  11.0-15.0  (+9 -13=4 )   18.9   -44
 - NG-Play 9.84 64-bit                2118  15.5-16.5  (+12-13=7 )   59.9   -17
 - Alf 1.09 64-bit                    2109  13.0-19.0  (+12-18=2 )   83.7   -88
 - BikJump 2.01 64-bit                2104  19.0-13.0  (+16-10=6 )   95.5   +50
 - Wing 2.0a                          2101  16.0-16.0  (+12-12=8 )   97.4   -19
 - Clarabit 1.00 64-bit               2098  18.0-14.0  (+14-10=8 )   98.4   +18
 - Napoleon 1.5.0 64-bit              2080  16.0-15.0  (+14-13=4 )  100.0   -30
 - Alcibiades 0.2.7 64-bit            2065  21.5-15.5  (+20-14=3 )  100.0   +12
 - Abbess 2016.12.11                  2038  19.5-11.5  (+17-9 =5 )  100.0   +15


Created in 2005-2013 by CCRL team
Last games added on July 20, 2019