CCRL 40/4
Downloads and Statistics
October 22, 2019
Testing summary:
Total: 2'121'427 games
played by 2'481 programs
28688 CPU days (X2 4600+)

White wins: 823'094 (38.8%)
Black wins: 665'478 (31.4%)
Draws: 632'855 (29.8%)
White score: 53.7%

Engine Details

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Gull 2.8b 64-bit 4CPU in CCRL 40/4, 2019-10-22
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 CPU.
Tested by CCRL team, 2005-2019, http://ccrl.chessdom.com/ccrl/404/

CCRL 40/4 main list:
Gull 2.8b 64-bit 4CPU has no rank with rating of 3257 Elo points (+21 -21),
based on 849 games: 448 wins, 106 losses and 295 draws
Score: 70.1%, Average opponent: −147.1, Draws: 34.7%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Houdini 4 64-bit 4CPU              3332  17.0-33.0  (+7 -23=20)    0.0   -29
 - Stockfish DD 64-bit 4CPU           3310  16.5-33.5  (+6 -23=21)    0.0   -55
 - Komodo TCEC 64-bit 4CPU            3287  21.5-28.5  (+10-17=23)    1.1   -11
 - Critter 1.6a 64-bit 4CPU           3233  28.5-21.5  (+16-9 =25)   98.6   +17
 - Rybka 4.1 64-bit 4CPU              3206  28.0-22.0  (+14-8 =28)  100.0   -15
 - Chiron 2 64-bit 4CPU               3120  37.5-12.5  (+27-2 =21)  100.0   +22
 - Hannibal 1.4b 64-bit 4CPU          3118  32.5-17.5  (+21-6 =23)  100.0   -45
 - Naum 4.2 64-bit 4CPU               3099  40.0-10.0  (+34-4 =12)  100.0   +65
 - Senpai 1.0 64-bit 4CPU             3097  38.0-12.0  (+28-2 =20)  100.0    +5
 - Protector 1.5.0 64-bit 4CPU        3087  40.0-10.0  (+33-3 =14)  100.0   +47
 - Deep Shredder 12 64-bit 4CPU       3042  39.0-11.0  (+29-1 =20)  100.0   -30
 - Spike 1.4 Leiden 4CPU              3039  41.0-8.0   (+33-0 =16)  100.0   +20
 - Spark 1.0 64-bit 4CPU              3029  43.0-7.0   (+38-2 =10)  100.0   +60
 - Deep Junior Yokohama 64-bit 4CPU   3026  40.5-9.5   (+34-3 =13)  100.0    -2
 - Zappa Mexico II 64-bit 4CPU        2971  42.0-8.0   (+35-1 =14)  100.0   -36
 - Deep Sjeng WC2008 64-bit 4CPU      2940  47.0-3.0   (+44-0 =6 )  100.0  +101
 - Toga II 3.0 4CPU                   2931  43.5-6.5   (+39-2 =9 )  100.0   -23


Created in 2005-2013 by CCRL team
Last games added on October 22, 2019