CCRL 40/40
Downloads and Statistics
February 17, 2018
Testing summary:
Total: 795'341 games
played by 2'045 programs
110322 CPU days (X2 4600+)

White wins: 272'710 (34.3%)
Black wins: 201'857 (25.4%)
Draws: 320'774 (40.3%)
White score: 54.5%

Engine Details

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Naum 4 64-bit 4CPU in CCRL 40/40, 2018-02-17
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, 2005-2018, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Naum 4 64-bit 4CPU has no rank with rating of 3050 Elo points (+17 -17),
based on 1072 games: 426 wins, 168 losses and 478 draws
Score: 62.0%, Average opponent: −79.0, Draws: 44.6%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 3 64-bit 4CPU                3127  24.0-51.0  (+7 -34=34)    0.0   -35
 - Rybka 3 Human 64-bit 4CPU          3124  21.5-40.5  (+8 -27=27)    0.0   -19
 - Nemorino 4.00 64-bit 4CPU          3122   5.5-10.5  (+1 -6 =9 )    0.0   -16
 - Rybka 3 64-bit                     3050  31.5-27.5  (+15-11=33)   48.0   +19
 - Stockfish 1.6.3 64-bit 4CPU        3045  20.0-28.0  (+7 -15=26)   63.0   -51
 - Deep Shredder 12 64-bit 4CPU       3024  59.5-49.5  (+31-21=57)   99.5    +1
 - Deep Fritz 11 4CPU                 2994  21.5-18.5  (+5 -2 =33)  100.0   -39
 - Stockfish 1.5.1 64-bit 4CPU        2974  18.5-15.5  (+10-7 =17)  100.0   -51
 - Zappa Mexico II 64-bit 4CPU        2973  20.0-12.0  (+11-3 =18)  100.0    -6
 - Stockfish 1.4 64-bit 4CPU          2952  32.5-15.5  (+22-5 =21)  100.0   +12
 - Deep Sjeng WC2008 64-bit 4CPU      2930  33.0-15.0  (+23-5 =20)  100.0     0
 - Thinker 5.4c Inert 64-bit 4CPU     2927  36.0-13.0  (+26-3 =20)  100.0   +30
 - Deep Shredder 11 64-bit 4CPU       2920  33.0-14.0  (+26-7 =14)  100.0   +11
 - Hiarcs 12.1 4CPU                   2909  36.5-11.5  (+26-1 =21)  100.0   +24
 - Thinker 5.4a Inert 64-bit 4CPU     2909  29.0-14.0  (+19-4 =20)  100.0   -31
 - Toga II 1.4.1SE 4CPU               2908  31.5-10.5  (+23-2 =17)  100.0   +21
 - Bright 0.4a 4CPU                   2901  44.0-10.0  (+36-2 =16)  100.0   +76
 - Glaurung 2.2 64-bit 4CPU           2900  32.5-7.5   (+27-2 =11)  100.0   +77
 - Hiarcs 12 4CPU                     2897  33.0-9.0   (+28-4 =10)  100.0   +61
 - Hiarcs Paderborn 2007 4CPU         2894  36.5-13.5  (+27-4 =19)  100.0    -6
 - Glaurung 2.1 64-bit 4CPU           2873  31.5-10.5  (+24-3 =15)  100.0    -7
 - Loop M1-T 64-bit 4CPU              2852  34.0-10.0  (+24-0 =20)  100.0   -27


Created in 2005-2013 by CCRL team
Last games added on February 17, 2018