CCRL 40/4
Downloads and Statistics
September 14, 2019
Testing summary:
Total: 2'097'576 games
played by 2'442 programs
28220 CPU days (X2 4600+)

White wins: 814'639 (38.8%)
Black wins: 658'954 (31.4%)
Draws: 623'983 (29.7%)
White score: 53.7%

Engine Details

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Isa 2.0.48 64-bit in CCRL 40/4, 2019-09-14
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 2.0.48 64-bit has no rank with rating of 2176 Elo points (+21 -21),
based on 790 games: 278 wins, 334 losses and 178 draws
Score: 46.5%, Average opponent: +24.9, Draws: 22.5%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Gosu 0.16                          2382   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Alex 2.14a 64-bit                  2347   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Plisk 0.2.7d 64-bit                2343   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Sungorus 1.4 64-bit                2313   0.5-0.5   (+0 -0 =1 )    0.0  +106
 - Thor's Hammer 2.29 64-bit          2302   0.5-0.5   (+0 -0 =1 )    0.0   +95
 - Esc 1.16                           2267   0.0-1.0   (+0 -1 =0 )    0.0  -INF
 - Scidlet 3.61 64-bit                2266   1.0-0.0   (+1 -0 =0 )    0.0  +INF
 - Drosophila 1.4 64-bit              2241  16.0-15.0  (+13-12=6 )    0.0   +77
 - GopherCheck 0.2.3 64-bit           2237  11.0-19.0  (+9 -17=4 )    0.0   -43
 - Joker2 0.7.7 64-bit                2228  11.0-10.0  (+6 -5 =10)    0.0   +67
 - RamJet 0.13                        2220  15.5-14.5  (+13-12=5 )    0.0   +61
 - Adam 3.3                           2220  11.0-19.0  (+8 -16=6 )    0.0   -55
 - Exacto 0.e 64-bit                  2217  10.0-19.0  (+7 -16=6 )    0.1   -75
 - Buzz 0.08 64-bit                   2214  15.0-15.0  (+12-12=6 )    0.1   +38
 - OBender 03.2016 64-bit             2213  16.5-13.5  (+14-11=5 )    0.3   +77
 - FireFly 2.7.0 64-bit               2208  10.0-16.0  (+7 -13=6 )    0.6   -53
 - Chispa 4.0.3                       2206  12.0-17.0  (+4 -9 =16)    0.4   -15
 - ChessAlex 2.0r4                    2206  12.5-17.5  (+8 -13=9 )    1.2   -29
 - Beowulf 2.4a 32-bit                2203  23.0-30.0  (+18-25=10)    1.3   -20
 - RattateChess 1.0 Nosferatu         2199  28.5-27.5  (+21-20=15)    3.2   +31
 - Latista (Sinobyl) 1.5              2195  22.0-31.0  (+14-23=16)    5.5   -36
 - Uralochka 1.1b                     2189  28.0-28.0  (+23-23=10)   14.5   +12
 - Neurosis 2.5                       2188  13.0-15.0  (+10-12=6 )   18.8   -15
 - Mango Paola Ajedrez 1.0            2184  14.5-15.5  (+11-12=7 )   25.4    -3
 - Atak 6.8                           2183  32.5-23.5  (+26-17=13)   26.2   +65
 - Madeleine 0.2                      2183  26.0-31.0  (+21-26=10)   27.5   -26
 - Protej 0.5.8c                      2176  21.0-26.0  (+19-24=4 )   50.3   -41
 - Dorpsgek Cosmopolitan 2 64-bit     2160  14.0-15.0  (+11-12=6 )   87.2   -31
 - Alarm 0.93.1                       2144   1.0-0.0   (+1 -0 =0 )   99.6  +INF
 - Smash 1.0.3                        1924   1.0-0.0   (+1 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on September 14, 2019