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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Shallow Blue 2.0.0 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:
Shallow Blue 2.0.0 64-bit is #496 with rating of 1739 Elo points (+29 -29),
based on 471 games: 246 wins, 139 losses and 86 draws
Score: 61.4%, Average opponent: −84.1, Draws: 18.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Axolotl 1.5 64-bit                 2138   0.0-8.0   (+0 -8 =0 )    0.0  -INF
 - Sayuri 2018.03.06 64-bit           1838   9.5-22.5  (+7 -20=5 )    0.0   -60
 - Sapeli 1.0 64-bit                  1781  17.5-14.5  (+15-12=5 )    0.8   +77
 - Celestial 1.0                      1696  17.0-15.0  (+14-12=6 )   99.4   -22
 - Belzebub 0.67                      1662  17.5-14.5  (+14-11=7 )  100.0   -41
 - IQ23.003                           1644  20.5-9.5   (+15-4 =11)  100.0   +26
 - Vapor 0.01r12                      1643  15.0-16.0  (+9 -10=12)  100.0  -108
 - ChessRikus 1.466                   1636  20.0-12.0  (+18-10=4 )  100.0    -7
 - Storm 0.6                          1629  22.5-8.5   (+21-7 =3 )  100.0   +73
 - Rainman 0.7.5                      1613  23.0-9.0   (+20-6 =6 )  100.0   +40
 - Philemon C                         1611  21.5-10.5  (+18-7 =7 )  100.0    -4
 - Pulse 1.6.1 64-bit                 1608  17.5-13.5  (+15-11=5 )  100.0   -83
 - Violet 4.0 64-bit                  1594  21.0-8.0   (+19-6 =4 )  100.0   +36
 - Zotron 4.4.6                       1592  22.5-9.5   (+20-7 =5 )  100.0   +11
 - Needle 0.531                       1581  17.5-2.5   (+16-1 =3 )  100.0  +160
 - Cicada 0.1 64-bit                  1575  22.5-8.5   (+21-7 =3 )  100.0   +22
 - Honzovy Sachy 1.0 64-bit           1344   4.0-0.0   (+4 -0 =0 )  100.0  +INF


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