CCRL 40/4
Downloads and Statistics
July 20, 2019
Testing summary:
Total: 2'069'919 games
played by 2'400 programs
27811 CPU days (X2 4600+)

White wins: 804'066 (38.8%)
Black wins: 650'528 (31.4%)
Draws: 615'325 (29.7%)
White score: 53.7%

Engine Details

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Stockfish 020514 64-bit in CCRL 40/4, 2019-07-20
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 Intel CPU.
Tested by CCRL team, 2005-2019, http://computerchess.org.uk/ccrl/404/

CCRL 40/4 main list:
Stockfish 020514 64-bit has no rank with rating of 3237 Elo points (+17 -17),
based on 1143 games: 507 wins, 135 losses and 501 draws
Score: 66.3%, Average opponent: −108.7, Draws: 43.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Komodo 7a 64-bit 4CPU              3320  38.5-61.5  (+14-37=49)    0.0   +13
 - Houdini 4 64-bit                   3240  58.5-41.5  (+33-16=51)   34.7   +55
 - Komodo 8 64-bit                    3235  53.5-42.5  (+32-21=43)   55.8   +34
 - Komodo CCT 64-bit                  3181  57.5-42.5  (+31-16=53)  100.0   -12
 - Critter 1.6a 64-bit                3158  68.0-32.0  (+41-5 =54)  100.0   +25
 - Rybka 4.1 64-bit                   3109  64.0-36.0  (+40-12=48)  100.0   -43
 - Gull 2.1 64-bit                    3098  69.0-31.0  (+48-10=42)  100.0   -19
 - Deep Fritz 14 64-bit 1CPU          3078  65.0-34.0  (+43-12=44)  100.0   -63
 - Protector 1.6.0 64-bit             3039  37.0-13.0  (+24-0 =26)  100.0   -53
 - Chiron 2 64-bit                    3039  81.5-18.5  (+66-3 =31)  100.0   +24
 - Hannibal 1.4b 64-bit               3018  42.5-7.5   (+36-1 =13)  100.0   +41
 - Senpai 1.0 64-bit                  3007  39.5-9.5   (+31-1 =17)  100.0   -20
 - Naum 4.2 64-bit                    2987  42.0-8.0   (+34-0 =16)  100.0    -9
 - Hiarcs 14                          2986  41.0-8.0   (+34-1 =14)  100.0    -3


Created in 2005-2013 by CCRL team
Last games added on July 20, 2019