CCRL 40/15
Downloads and Statistics
September 26, 2020
Testing summary:
Total: 1'179'815 games
played by 2'715 programs

White wins: 406'597 (34.5%)
Black wins: 300'322 (25.5%)
Draws: 472'896 (40.1%)
White score: 54.5%

Engine Details

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NirvanaChess 1.3 64-bit in CCRL 40/15, 2020-09-26
Ponder off, General book (up to 12 moves), 3-4-5 piece EGTB
Time control: Equivalent to 40 moves in 15 minutes on an Intel i7-4770k.
Tested by CCRL team, 2005-2020, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
NirvanaChess 1.3 64-bit has no rank with rating of 2748 Elo points (+31 -31),
based on 342 games: 104 wins, 111 losses and 127 draws
Score: 49.0%, Average opponent: +7.6, Draws: 37.1%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Hannibal 1.2 32-bit                     2906   2.5-7.5   (+0 -5 =5 )    0.0    +3
 - Hiarcs 13.2                             2896   1.5-8.5   (+0 -7 =3 )    0.0  -104
 - Quazar 0.4 32-bit                       2879   3.5-6.5   (+2 -5 =3 )    0.0   +27
 - Protector 1.4.0 32-bit                  2878   5.0-5.0   (+3 -3 =4 )    0.0  +121
 - Gull 1.2 32-bit                         2877   2.5-7.5   (+0 -5 =5 )    0.0   -19
 - SmarThink 1.40 64-bit                   2822   5.0-5.0   (+3 -3 =4 )    0.0   +74
 - Crafty 23.8 64-bit                      2811   3.5-6.5   (+2 -5 =3 )    0.1   -41
 - DiscoCheck 5.0.1 64-bit                 2803   5.5-5.5   (+3 -3 =5 )    0.6   +47
 - Glaurung 2.2 64-bit                     2783   7.0-3.0   (+5 -1 =4 )    2.5  +165
 - Arasan 16.3 64-bit                      2782   0.5-3.5   (+0 -3 =1 )    5.2  -253
 - Gaviota 0.86 64-bit                     2781   2.0-2.0   (+2 -2 =0 )    4.0   +33
 - Naraku 1.4                              2775   1.0-1.0   (+1 -1 =0 )    6.6   +27
 - EXchess 7.18b 64-bit                    2775   5.0-9.0   (+4 -8 =2 )    8.2   -78
 - Octochess r5190 64-bit                  2772   5.0-11.0  (+3 -9 =4 )    8.2  -107
 - Thinker 5.3b Passive 64-bit             2765   4.0-6.0   (+1 -3 =6 )   18.9   -38
 - GNU Chess 5.50 64-bit                   2757   2.0-2.0   (+2 -2 =0 )   30.7    +9
 - Bison 9.11 64-bit                       2756   1.0-1.0   (+0 -0 =2 )   31.4    +8
 - Cheng4 0.36a 64-bit                     2747  11.5-14.5  (+8 -11=7 )   50.8   -39
 - Chronos 1.9.9 64-bit                    2739   0.0-2.0   (+0 -2 =0 )   70.6  -INF
 - Arasan 16.2 64-bit                      2738  11.5-9.5   (+7 -5 =9 )   66.7   +21
 - Deuterium 13.1.31.113 64-bit            2729   5.5-4.5   (+4 -3 =3 )   82.8   +17
 - Bobcat 3.25 64-bit                      2725  10.5-3.5   (+7 -0 =7 )   90.1  +125
 - iCE 1.0 64-bit                          2706   9.5-4.5   (+8 -3 =3 )   99.1   +83
 - ProDeo 1.86                             2701  13.5-10.5  (+7 -4 =13)   98.8   -10
 - Chessmaster 11 Conqueror                2694   4.5-5.5   (+3 -4 =3 )   99.8   -89
 - Vajolet 2.48                            2691  12.0-8.0   (+6 -2 =12)   99.6    -3
 - Rodent 1.2 64-bit                       2690   9.5-4.5   (+7 -2 =5 )   99.6   +57
 - Atlas 3.60 64-bit                       2688  10.5-9.5   (+6 -5 =9 )   99.9   -43
 - Pawny 1.0 64-bit                        2660   5.0-5.0   (+4 -4 =2 )  100.0   -88
 - RedQueen 1.1.4 64-bit                   2653   7.5-2.5   (+6 -1 =3 )  100.0   +75


Created in 2005-2013 by CCRL team
Last games added on September 26, 2020