CCRL 40/4
Downloads and Statistics
October 12, 2019
Testing summary:
Total: 2'115'766 games
played by 2'468 programs
28564 CPU days (X2 4600+)

White wins: 821'094 (38.8%)
Black wins: 663'997 (31.4%)
Draws: 630'675 (29.8%)
White score: 53.7%

Engine Details

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Naum 2.1 64-bit in CCRL 40/4, 2019-10-12
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:
Naum 2.1 64-bit has no rank with rating of 2761 Elo points (+21 -21),
based on 776 games: 203 wins, 280 losses and 293 draws
Score: 45.0%, Average opponent: +34.3, Draws: 37.8%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 2.3.2a 64-bit                2978   9.5-38.5  (+1 -30=17)    0.0   +11
 - Rybka 2.2 64-bit                   2937  17.5-46.5  (+9 -38=17)    0.0   +12
 - Rybka 2.1 64-bit                   2913  16.0-48.0  (+3 -35=26)    0.0    -9
 - Deep Shredder 11 64-bit            2843  12.0-20.0  (+8 -16=8 )    0.0    -6
 - Zappa Mexico 64-bit                2810  19.5-30.5  (+12-23=15)    0.0   -23
 - Hiarcs 11.1                        2804   6.5-9.5   (+4 -7 =5 )    0.0   -18
 - Fritz 10                           2800   6.0-9.0   (+3 -6 =6 )    0.2   -31
 - Hiarcs 11                          2791  15.5-16.5  (+9 -10=13)    0.9   +22
 - Loop M1-T 64-bit                   2786   5.5-10.5  (+1 -6 =9 )    2.7   -67
 - Toga II 1.3.1                      2773  20.5-27.5  (+8 -15=25)   15.0   -30
 - Twisted Logic 20100131x 64-bit     2767  19.0-21.0  (+12-14=14)   30.5    -9
 - Toga II 1.2.1a 32-bit              2763  23.5-23.5  (+15-15=17)   43.9    +2
 - Hiarcs X50                         2756  16.0-16.0  (+11-11=10)   63.9    -3
 - Fritz 9                            2751  17.0-15.0  (+10-8 =14)   80.9   +10
 - Hiarcs X54 32-bit                  2745  16.5-15.5  (+8 -7 =17)   89.1    -6
 - Glaurung 2.0.1 64-bit              2740  17.0-15.0  (+12-10=10)   95.9    +2
 - Spike 1.2 Turin                    2731  31.5-16.5  (+23-8 =17)   99.7   +74
 - Chess Tiger 2007.1                 2713  10.5-5.5   (+7 -2 =7 )  100.0   +50
 - Chess Tiger 2007                   2701  28.5-19.5  (+17-8 =23)  100.0    -1
 - Glaurung 1.2.1 32-bit              2657  22.5-9.5   (+18-5 =9 )  100.0   +39
 - Glaurung 1.2.1 64-bit              2656  19.0-13.0  (+12-6 =14)  100.0   -49


Created in 2005-2013 by CCRL team
Last games added on October 12, 2019