CCRL 40/40
Downloads and Statistics
June 15, 2019
Testing summary:
Total: 1'059'406 games
played by 2'473 programs
144801 CPU days (X2 4600+)

White wins: 368'317 (34.8%)
Black wins: 274'199 (25.9%)
Draws: 416'890 (39.4%)
White score: 54.4%

Engine Details

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Show each game results
NirvanaChess 1.4 64-bit in CCRL 40/40, 2019-06-15
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:
NirvanaChess 1.4 64-bit has no rank with rating of 2764 Elo points (+30 -30),
based on 350 games: 90 wins, 113 losses and 147 draws
Score: 46.7%, Average opponent: +19.4, Draws: 42.0%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Quazar 0.4 64-bit                  2906   0.5-3.5   (+0 -3 =1 )    0.0  -140
 - Hannibal 1.2 32-bit                2905   2.0-8.0   (+0 -6 =4 )    0.0   -54
 - Protector 1.4.0 64-bit             2904   2.5-7.5   (+0 -5 =5 )    0.0   -11
 - DiscoCheck 5.2 64-bit              2901   3.0-11.0  (+0 -8 =6 )    0.0   -44
 - Hiarcs 13.2                        2897   3.5-6.5   (+3 -6 =1 )    0.0   +16
 - Booot 5.2.0 64-bit                 2894   1.0-3.0   (+1 -3 =0 )    0.0   -96
 - Quazar 0.4 32-bit                  2879   3.5-6.5   (+1 -4 =5 )    0.0   +31
 - MinkoChess 1.3 64-bit              2854   5.0-7.0   (+3 -5 =4 )    0.0   +38
 - Toga II 3.0                        2851   2.0-2.0   (+1 -1 =2 )    0.0   +97
 - SmarThink 1.50 64-bit              2832   8.0-16.0  (+2 -10=12)    0.0   -30
 - Texel 1.02 64-bit                  2828   4.5-3.5   (+2 -1 =5 )    0.1   +91
 - Murka 3 64-bit                     2824   2.0-2.0   (+2 -2 =0 )    0.0   +60
 - Crafty 23.8 64-bit                 2812   6.0-8.0   (+4 -6 =4 )    0.5     0
 - Deuterium 14.1.32.119 64-bit       2809   5.5-4.5   (+4 -3 =3 )    1.0   +81
 - Arasan 16.3 64-bit                 2783  18.0-16.0  (+10-8 =16)   16.3   +36
 - Scorpio 2.7.6 64-bit               2782   2.5-1.5   (+2 -1 =1 )   14.6  +110
 - Gaviota 0.86 64-bit                2782   3.5-6.5   (+0 -3 =7 )   15.8   -58
 - EXchess 7.18b 64-bit               2775   6.5-7.5   (+3 -4 =7 )   26.5   -11
 - Frenzee 3.5.19 64-bit              2775   5.0-5.0   (+3 -3 =4 )   24.5   +15
 - Octochess r5190 64-bit             2772   5.0-5.0   (+2 -2 =6 )   29.9    +8
 - Dirty 20Apr2013 64-bit             2770   8.0-6.0   (+4 -2 =8 )   35.2   +49
 - Bison 9.11 64-bit                  2755   5.5-4.5   (+4 -3 =3 )   68.8   +26
 - Cheng4 0.36a 64-bit                2748   4.5-5.5   (+2 -3 =5 )   76.6   -39
 - Rodent 1.3 64-bit                  2741   3.0-7.0   (+1 -5 =4 )   86.2  -151
 - Godel 3.4.9 64-bit                 2727   5.0-5.0   (+3 -3 =4 )   98.4   -37
 - Bobcat 3.25 64-bit                 2725   5.5-4.5   (+4 -3 =3 )   98.5    -3
 - Pirarucu 2.2.2 64-bit              2696   7.0-3.0   (+5 -1 =4 )  100.0   +58
 - Djinn 1.021 64-bit                 2668   4.0-4.0   (+2 -2 =4 )  100.0   -96
 - ProDeo 1.87                        2664  14.5-5.5   (+10-1 =9 )  100.0   +40
 - Minic 0.47 64-bit                  2657   4.5-3.5   (+3 -2 =3 )  100.0   -58
 - RuyDos 1.0.2 64-bit                2654   6.0-4.0   (+3 -1 =6 )  100.0   -58
 - Djinn 1.010 64-bit                 2653   6.5-3.5   (+6 -3 =1 )  100.0   +13


Created in 2005-2013 by CCRL team
Last games added on June 15, 2019