CCRL 40/40
Downloads and Statistics
December 9, 2017
Testing summary:
Total: 766'023 games
played by 1'997 programs
104955 CPU days (X2 4600+)

White wins: 262'896 (34.3%)
Black wins: 194'802 (25.4%)
Draws: 308'325 (40.3%)
White score: 54.4%

Engine Details

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Naum 4.1 64-bit in CCRL 40/40, 2017-12-09
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, 2005-2017, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Naum 4.1 64-bit has no rank with rating of 2953 Elo points (+21 -21),
based on 676 games: 230 wins, 123 losses and 323 draws
Score: 57.9%, Average opponent: −53.0, Draws: 47.8%


Pairwise results:
     Opponent                        Elo     Score                  LOS   Perf
 - Rybka 3 64-bit                    3051  23.5-46.5  (+8 -31=31)    0.0    -3
 - Stockfish 1.6.3 64-bit            2966  23.5-27.5  (+11-15=25)   16.8   -11
 - Naum 4 64-bit                     2957  28.0-24.0  (+10-6 =36)   36.7   +25
 - Stockfish 1.6s 64-bit             2954  24.0-27.0  (+11-14=26)   47.8   -16
 - Deep Shredder 12 64-bit           2942  22.0-19.0  (+10-7 =24)   80.6    +8
 - Komodo 1.0 64-bit                 2923  37.5-32.5  (+18-13=39)   99.1    -6
 - Fritz 12                          2887   1.5-0.5   (+1 -0 =1 )  100.0   +91
 - Thinker 5.4d Inert 64-bit         2863   1.5-0.5   (+1 -0 =1 )  100.0   +67
 - Thinker 5.4c Inert 64-bit         2861  13.5-6.5   (+9 -2 =9 )  100.0   +15
 - Zappa Mexico II 64-bit            2858  10.5-10.5  (+7 -7 =7 )  100.0   -90
 - Fritz 11                          2853 102.0-55.0  (+61-14=82)  100.0    -9
 - Deep Sjeng 3.0 64-bit             2839   1.5-1.5   (+1 -1 =1 )  100.0   -99
 - Deep Sjeng WC2008 64-bit          2836  16.0-5.0   (+13-2 =6 )  100.0   +68
 - Spark 0.3 64-bit                  2836  11.5-7.5   (+7 -3 =9 )  100.0   -51
 - Grapefruit 1.0 32-bit             2826  13.5-4.5   (+10-1 =7 )  100.0   +38
 - Hiarcs 12.1                       2818   1.0-1.0   (+1 -1 =0 )  100.0  -135
 - Onno 1.1.1 64-bit                 2810  13.0-7.0   (+9 -3 =8 )  100.0   -44
 - Hiarcs 12                         2810   2.0-0.0   (+2 -0 =0 )  100.0  +INF
 - Bright 0.4a                       2776  14.5-3.5   (+13-2 =3 )  100.0   +68
 - Ktulu 9                           2753  15.5-2.5   (+14-1 =3 )  100.0   +99
 - Spike 1.2 Turin                   2746  15.5-2.5   (+13-0 =5 )  100.0   +60


Created in 2005-2013 by CCRL team
Last games added on December 9, 2017