CCRL 40/40
Downloads and Statistics
August 17, 2019
Testing summary:
Total: 1'075'629 games
played by 2'520 programs
147029 CPU days (X2 4600+)

White wins: 373'444 (34.7%)
Black wins: 277'846 (25.8%)
Draws: 424'339 (39.5%)
White score: 54.4%

Engine Details

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Cheng3 1.03 64-bit in CCRL 40/40, 2019-08-17
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:
Cheng3 1.03 64-bit has no rank with rating of 2499 Elo points (+33 -33),
based on 306 games: 99 wins, 111 losses and 96 draws
Score: 48.0%, Average opponent: +11.8, Draws: 31.4%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - SOS 5.1                           2563  12.0-12.0  (+7 -7 =10)    0.0   +64
 - Glass 1.7 64-bit                  2547   7.0-17.0  (+3 -13=8 )    1.7   -91
 - Ufim 8.02                         2543   6.5-17.5  (+2 -13=9 )    0.6  -106
 - DanaSah 4.60                      2540  10.0-14.0  (+5 -9 =10)    2.4    -8
 - K2 0.83                           2533   3.5-4.5   (+2 -3 =3 )    6.0    -7
 - Carballo 1.4 64-bit               2533   4.5-3.5   (+3 -2 =3 )    5.9   +71
 - Hermann 2.8 64-bit                2529   9.5-14.5  (+7 -12=5 )    5.5   -47
 - Tao 5.6                           2503  12.5-11.5  (+10-9 =5 )   42.5   +20
 - LittleThought 1.052 64-bit        2500  14.5-9.5   (+10-5 =9 )   48.9   +68
 - GreKo 8.0 64-bit                  2489  11.0-13.0  (+7 -9 =8 )   68.1   -35
 - Green Light Chess 3.01.2.2        2489   8.0-8.0   (+4 -4 =8 )   69.5   -10
 - Xpdnt 091007                      2482  14.0-10.0  (+12-8 =4 )   82.7   +48
 - Trace 1.36                        2482  15.5-8.5   (+14-7 =3 )   81.5   +96
 - Delphil 2.7                       2469  14.0-10.0  (+10-6 =8 )   92.6   +30
 - Bagatur 1.4b 64-bit               2441   4.5-5.5   (+3 -4 =3 )   99.4   -89


Created in 2005-2013 by CCRL team
Last games added on August 17, 2019