CCRL 40/40
Downloads and Statistics
September 21, 2019
Testing summary:
Total: 1'084'933 games
played by 2'536 programs
148136 CPU days (X2 4600+)

White wins: 376'624 (34.7%)
Black wins: 280'046 (25.8%)
Draws: 428'263 (39.5%)
White score: 54.5%

Engine Details

Options
Show each game results
NirvanaChess 1.4 64-bit in CCRL 40/40, 2019-09-21
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 2763 Elo points (+29 -30),
based on 360 games: 94 wins, 115 losses and 151 draws
Score: 47.1%, Average opponent: +17.6, Draws: 41.9%


Pairwise results:
     Opponent                         Elo     Score                  LOS   Perf
 - Quazar 0.4 64-bit                  2906   0.5-3.5   (+0 -3 =1 )    0.0  -139
 - Hannibal 1.2 32-bit                2905   2.0-8.0   (+0 -6 =4 )    0.0   -53
 - Protector 1.4.0 64-bit             2901   2.5-7.5   (+0 -5 =5 )    0.0   -13
 - DiscoCheck 5.2 64-bit              2901   3.0-11.0  (+0 -8 =6 )    0.0   -43
 - Hiarcs 13.2                        2896   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   -95
 - Quazar 0.4 32-bit                  2880   3.5-6.5   (+1 -4 =5 )    0.0   +33
 - MinkoChess 1.3 64-bit              2854   5.0-7.0   (+3 -5 =4 )    0.0   +39
 - Toga II 3.0                        2851   2.0-2.0   (+1 -1 =2 )    0.0   +98
 - SmarThink 1.50 64-bit              2831   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   +92
 - Murka 3 64-bit                     2824   2.0-2.0   (+2 -2 =0 )    0.0   +61
 - 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 )    0.9   +82
 - Arasan 16.3 64-bit                 2783  18.0-16.0  (+10-8 =16)   15.8   +37
 - Scorpio 2.7.6 64-bit               2782   2.5-1.5   (+2 -1 =1 )   13.8  +111
 - Gaviota 0.86 64-bit                2782   3.5-6.5   (+0 -3 =7 )   15.5   -57
 - EXchess 7.18b 64-bit               2775   6.5-7.5   (+3 -4 =7 )   25.6   -10
 - Frenzee 3.5.19 64-bit              2775   5.0-5.0   (+3 -3 =4 )   23.3   +16
 - Octochess r5190 64-bit             2772   5.0-5.0   (+2 -2 =6 )   28.8    +9
 - Dirty 20Apr2013 64-bit             2770   8.0-6.0   (+4 -2 =8 )   34.7   +50
 - Bison 9.11 64-bit                  2755   5.5-4.5   (+4 -3 =3 )   67.6   +27
 - Cheng4 0.36a 64-bit                2748   4.5-5.5   (+2 -3 =5 )   76.2   -38
 - Rodent 1.3 64-bit                  2741   3.0-7.0   (+1 -5 =4 )   85.9  -150
 - Godel 3.4.9 64-bit                 2727   5.0-5.0   (+3 -3 =4 )   98.4   -36
 - Bobcat 3.25 64-bit                 2725   5.5-4.5   (+4 -3 =3 )   98.6    -2
 - Pirarucu 2.2.2 64-bit              2697   7.0-3.0   (+5 -1 =4 )  100.0   +60
 - K2 0.95                            2687   6.0-4.0   (+4 -2 =4 )  100.0   -12
 - Djinn 1.021 64-bit                 2668   4.0-4.0   (+2 -2 =4 )  100.0   -95
 - ProDeo 1.87                        2663  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   -57
 - RuyDos 1.0.2 64-bit                2656   6.0-4.0   (+3 -1 =6 )  100.0   -55
 - Djinn 1.010 64-bit                 2653   6.5-3.5   (+6 -3 =1 )  100.0   +14


Created in 2005-2013 by CCRL team
Last games added on September 21, 2019