CCRL 40/40
Downloads and Statistics
July 11, 2019
Testing summary:
Total: 1'066'603 games
played by 2'494 programs
145750 CPU days (X2 4600+)

White wins: 370'641 (34.7%)
Black wins: 275'905 (25.9%)
Draws: 420'057 (39.4%)
White score: 54.4%

Engine Details

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Naum 2.0 64-bit in CCRL 40/40, 2019-07-11
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, 2005-2019, http://computerchess.org.uk/ccrl/4040/

CCRL 40/40 main list:
Naum 2.0 64-bit has no rank with rating of 2696 Elo points (+23 -23),
based on 618 games: 191 wins, 172 losses and 255 draws
Score: 51.5%, Average opponent: −9.2, Draws: 41.3%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Rybka 2.2 64-bit                   2920   1.0-8.0   (+0 -7 =2 )    0.0   -88
 - Rybka 1.0 64-bit                   2823  10.0-22.0  (+4 -16=12)    0.0    +6
 - Hiarcs 11                          2776   4.0-5.0   (+2 -3 =4 )    0.0   +44
 - Twisted Logic 20100131x 64-bit     2767  10.0-14.0  (+6 -10=8 )    0.0   +13
 - Loop 10.32f                        2765   0.5-0.5   (+0 -0 =1 )    0.0   +99
 - SmarThink 1.20 64-bit              2763   9.5-14.5  (+5 -10=9 )    0.0     0
 - Toga II 1.2.1a 32-bit              2759  16.5-25.5  (+10-19=13)    0.0   -11
 - Hiarcs X54 64-bit                  2759   2.5-4.5   (+2 -4 =1 )    0.1   -46
 - Spike 1.2 Turin                    2745  16.5-25.5  (+6 -15=21)    0.0   -17
 - Hiarcs X50                         2744   0.5-0.5   (+0 -0 =1 )    0.1   +78
 - Fritz 9                            2742   2.5-7.5   (+1 -6 =3 )    0.0  -125
 - Crafty 23.2 64-bit                 2711   9.5-14.5  (+3 -8 =13)   21.0   -45
 - Fruit 2.1                          2694  18.5-12.5  (+10-4 =17)   53.2   +53
 - Chess Tiger 2007                   2681  19.0-17.0  (+13-11=12)   87.1     0
 - SmarThink 1.00 32-bit              2665   0.5-0.5   (+0 -0 =1 )   98.7   -61
 - LoopList 6.00                      2664   0.0-1.0   (+0 -1 =0 )   96.6  -INF
 - Glaurung 1.2.1 64-bit              2664  22.5-10.5  (+15-3 =15)   97.5   +81
 - Scorpio 1.91                       2660  17.0-14.0  (+11-8 =12)   99.7     0
 - Glaurung 1.2.1 32-bit              2654  18.0-13.0  (+11-6 =14)   99.8    +4
 - Scorpio 1.8                        2640  17.5-14.5  (+8 -5 =19)  100.0   -30
 - Slow Chess Blitz WV2.1             2637  18.0-14.0  (+11-7 =14)  100.0   -20
 - WildCat 7                          2625  20.0-12.0  (+12-4 =16)  100.0    +2
 - List 5.12                          2617  23.5-8.5   (+19-4 =9 )  100.0   +87
 - Zappa 1.1 64-bit                   2614  18.0-14.0  (+12-8 =12)  100.0   -42
 - Pharaon 3.5.1                      2613  20.0-12.0  (+15-7 =10)  100.0    +1
 - Ruffian 1.0.5                      2608  19.5-12.5  (+12-5 =15)  100.0   -21
 - Colossus 2006f                     2555   0.5-0.5   (+0 -0 =1 )  100.0  -171
 - Twisted Logic 0.065e35             2521   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - Snitch 1.6.2 64-bit                2435   0.0-1.0   (+0 -1 =0 )  100.0  -INF
 - Gaia 3.5 64-bit                    2413   1.0-0.0   (+1 -0 =0 )  100.0  +INF
 - DanaSah 2.44                       2371   1.0-0.0   (+1 -0 =0 )  100.0  +INF


Created in 2005-2013 by CCRL team
Last games added on July 11, 2019