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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ChessBrainVB 3.68 4CPU 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:
ChessBrainVB 3.68 4CPU has no rank with rating of 3123 Elo points (+26 -26),
based on 428 games: 100 wins, 107 losses and 221 draws
Score: 49.2%, Average opponent: +4.5, Draws: 51.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Andscacs 0.93 64-bit 4CPU          3239   5.0-11.0  (+0 -6 =10)    0.0   +11
 - Booot 6.2 64-bit 4CPU              3218   4.5-11.5  (+1 -8 =7 )    0.0   -43
 - Chiron 4 64-bit 4CPU               3191   4.0-12.0  (+0 -8 =8 )    0.0   -83
 - Ethereal 10.00 64-bit 4CPU         3189   7.5-8.5   (+3 -4 =9 )    0.0   +47
 - Komodo 12.1.1 MCTS 64-bit 4CPU     3182  17.5-22.5  (+6 -11=23)    0.0   +21
 - NirvanaChess 2.4 64-bit 4CPU       3180   9.0-7.0   (+6 -4 =6 )    0.0   +97
 - Gull 3 64-bit 4CPU                 3180   7.5-8.5   (+2 -3 =11)    0.0   +41
 - Xiphos 0.3 64-bit 4CPU             3178   7.0-13.0  (+3 -9 =8 )    0.1   -39
 - Equinox 3.20 64-bit 4CPU           3174   6.0-10.0  (+2 -6 =8 )    0.0   -22
 - Hannibal 1.7 64-bit 4CPU           3154   9.5-6.5   (+5 -2 =9 )    2.1   +80
 - Alfil 15.7 64-bit 4CPU             3137   6.5-9.5   (+1 -4 =11)   20.1   -34
 - Arasan 20.4.1 64-bit 4CPU          3119   8.5-7.5   (+4 -3 =9 )   58.8   +14
 - Senpai 2.0 64-bit 4CPU             3109   9.5-6.5   (+4 -1 =11)   81.3   +34
 - Stockfish 1.8 64-bit 4CPU          3107   7.0-9.0   (+3 -5 =8 )   84.0   -55
 - Xiphos 0.2.2 64-bit 4CPU           3102  19.5-12.5  (+12-5 =15)   87.9   +42
 - Vajolet2 2.5 64-bit 4CPU           3097   7.0-9.0   (+3 -5 =8 )   93.2   -62
 - Nemorino 4.00 64-bit 4CPU          3095   7.0-9.0   (+3 -5 =8 )   95.4   -65
 - Sting SF 9 64-bit 4CPU             3095   8.0-8.0   (+5 -5 =6 )   90.4   -28
 - Pedone 1.7 64-bit 4CPU             3086   9.0-7.0   (+5 -3 =8 )   98.8    +2
 - Defenchess (SCTR) 1.1f 64-bit 4CPU 3065  11.0-5.0   (+7 -1 =8 )  100.0   +55
 - Naum 4 64-bit 4CPU                 3046  10.5-5.5   (+6 -1 =9 )  100.0   +12
 - iCE 3.0 64-bit                     3041   8.0-8.0   (+3 -3 =10)  100.0   -82
 - Wasp 2.01 64-bit 4CPU              3031  11.0-5.0   (+8 -2 =6 )  100.0   +31
 - Rybka 2.2 64-bit 4CPU              2975  10.5-5.5   (+8 -3 =5 )  100.0   -41


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