CCRL 40/40
Downloads and Statistics
April 14, 2018
Testing summary:
Total: 819'589 games
played by 2'137 programs
114281 CPU days (X2 4600+)

White wins: 281'160 (34.3%)
Black wins: 208'166 (25.4%)
Draws: 330'263 (40.3%)
White score: 54.5%

Engine Details

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Dirty ACCA4 64-bit in CCRL 40/40, 2018-04-14
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, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Dirty ACCA4 64-bit has no rank with rating of 2554 Elo points (+33 -33),
based on 306 games: 111 wins, 100 losses and 95 draws
Score: 51.8%, Average opponent: −12.6, Draws: 31.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Carballo 1.6 64-bit                2707   2.0-4.0   (+0 -2 =4 )    0.0   +59
 - Ethereal 8.12 64-bit               2609   3.5-6.5   (+1 -4 =5 )    0.5   -34
 - Donna 4.0 64-bit                   2603   3.5-4.5   (+2 -3 =3 )    0.5    +6
 - Amyan 1.72                         2591  13.0-11.0  (+11-9 =4 )    2.1   +66
 - Brutus 8.05 32-bit                 2567  15.0-9.0   (+9 -3 =12)   24.9   +86
 - Arasan 11.6 64-bit                 2566  10.0-14.0  (+7 -11=6 )   29.1   -46
 - Rotor 0.5                          2565  13.5-10.5  (+12-9 =3 )   27.9   +58
 - SOS 5.1                            2564   9.0-15.0  (+4 -10=10)   30.1   -69
 - Ufim 8.02                          2543  11.5-12.5  (+8 -9 =7 )   72.9   -22
 - DanaSah 4.24                       2527  13.5-10.5  (+9 -6 =9 )   92.4   +14
 - Fridolin 2.0 64-bit                2526   6.0-4.0   (+5 -3 =2 )   93.1   +46
 - LittleThought 1.052 64-bit         2506  12.0-12.0  (+10-10=4 )   99.4   -48
 - Tao 5.6                            2503  12.0-12.0  (+8 -8 =8 )   99.7   -51
 - Gaviota 0.74.41 64-bit             2489  15.5-8.5   (+12-5 =7 )   99.8   +34
 - Zurichess Geneva 64-bit            2478   5.0-3.0   (+4 -2 =2 )  100.0    +5
 - Winter 0.1.1 64-bit                2474   4.5-1.5   (+4 -1 =1 )  100.0  +109
 - Shield 1.2 64-bit                  2474   5.0-3.0   (+2 -0 =6 )  100.0   -16
 - Drosophila 1.5.1 64-bit            2468   4.0-6.0   (+3 -5 =2 )  100.0  -154


Created in 2005-2013 by CCRL team
Last games added on April 14, 2018