CCRL 40/40
Downloads and Statistics
July 19, 2019
Testing summary:
Total: 1'068'538 games
played by 2'502 programs
146028 CPU days (X2 4600+)

White wins: 371'241 (34.7%)
Black wins: 276'263 (25.9%)
Draws: 421'034 (39.4%)
White score: 54.4%

Engine Details

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DoubleCheck 1.3.1 64-bit in CCRL 40/40, 2019-07-19
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 40 minutes on Athlon 64 X2 4600+ (2.4 GHz), about 15 minutes on a modern Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
DoubleCheck 1.3.1 64-bit has no rank with rating of 2098 Elo points (+40 -40),
based on 234 games: 90 wins, 102 losses and 42 draws
Score: 47.4%, Average opponent: +21.9, Draws: 17.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - KMTChess 1.2.1 64-bit              2230   7.5-13.5  (+7 -13=1 )    0.0    +8
 - Quazar 0.2 64-bit                  2189   7.0-17.0  (+4 -14=6 )    0.0   -60
 - NagaSkaki 5.12                     2185   6.0-15.0  (+4 -13=4 )    0.0   -75
 - ECE 11.01                          2179   9.5-11.5  (+9 -11=1 )    0.0   +38
 - KnockOut 0.7.1                     2150   8.5-12.5  (+5 -9 =7 )    0.9   -13
 - Prophet 2.0 32-bit                 2136   9.0-12.0  (+8 -11=2 )    4.4   -18
 - BikJump 2.01 32-bit                2083  10.5-10.5  (+8 -8 =5 )   76.0   -15
 - Mustang 4.97                       2043  15.0-6.0   (+12-3 =6 )   99.1   +93
 - Monarch 1.7                        2043  12.0-9.0   (+11-8 =2 )   99.4     0
 - Matheus 2.3                        2041  16.0-5.0   (+14-3 =4 )   99.4  +142
 - ChessMind 0.82                     2030  10.0-11.0  (+8 -9 =4 )   99.8   -86


Created in 2005-2013 by CCRL team
Last games added on July 19, 2019