CCRL 40/15
Downloads and Statistics
November 16, 2024
Testing summary:
Total: 1'967'497 games
played by 3'973 programs

White wins: 610'660 (31.0%)
Black wins: 425'811 (21.6%)
Draws: 931'026 (47.3%)
White score: 54.7%

Engine Details

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NirvanaChess 2.1c 64-bit in CCRL 40/15, 2024-11-16
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, 2005-2024, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
NirvanaChess 2.1c 64-bit has no rank with rating of 3053 Elo points (+20 -20),
based on 564 games: 131 wins, 134 losses and 299 draws
Score: 49.7%, Average opponent: +1.7, Draws: 53.0%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Stockfish 6 64-bit                      3279   4.0-8.0   (+0 -4 =8 )    0.0  +120
 - Fire 4 64-bit                           3190   5.5-16.5  (+3 -14=5 )    0.0   -61
 - Gull 3 64-bit                           3161   7.0-17.0  (+3 -13=8 )    0.0   -51
 - Strelka 5.5 64-bit                      3142   3.5-6.5   (+1 -4 =5 )    0.0   -11
 - Critter 1.6a 64-bit                     3140   8.0-14.0  (+1 -7 =14)    0.0     0
 - Equinox 3.30 64-bit                     3124  11.5-12.5  (+3 -4 =17)    0.0   +58
 - Rybka 4.1 64-bit                        3113   6.5-5.5   (+4 -3 =5 )    0.0   +93
 - Bouquet 1.8 64-bit                      3110   6.5-13.5  (+2 -9 =9 )    0.0   -69
 - BlackMamba 2.0 64-bit                   3091  11.0-13.0  (+4 -6 =14)    0.0   +11
 - Alfil 15.7 64-bit                       3091   2.0-2.0   (+0 -0 =4 )    0.0   +38
 - Vitruvius 1.11C 64-bit                  3082   1.0-1.0   (+0 -0 =2 )    0.7   +29
 - Rybka 3 64-bit                          3076   4.0-4.0   (+1 -1 =6 )    1.8   +27
 - Elektro 1.2 64-bit                      3075   7.5-6.5   (+3 -2 =9 )    3.9   +46
 - Sting SF 5 64-bit                       3072  15.0-18.0  (+5 -8 =20)    6.1   -12
 - Protector 1.8.0 64-bit                  3071  12.5-15.5  (+5 -8 =15)    6.6   -17
 - Hannibal 1.5 64-bit                     3070  18.0-14.0  (+10-6 =16)    5.9   +59
 - Chiron 2 64-bit                         3045  10.0-10.0  (+5 -5 =10)   74.9    -5
 - Naum 4.6 64-bit                         3039  14.5-14.5  (+5 -5 =19)   89.4   -12
 - Texel 1.05 64-bit                       3039  13.5-10.5  (+9 -6 =9 )   88.1   +30
 - Andscacs 0.82 64-bit                    3038   7.5-8.5   (+3 -4 =9 )   85.6   -42
 - Protector 1.7.0 64-bit                  3037   4.5-5.5   (+1 -2 =7 )   89.4   -49
 - Andscacs 0.81 64-bit                    3035   4.5-5.5   (+2 -3 =5 )   90.2   -49
 - Alfil 15.8 64-bit                       2990   4.0-2.0   (+2 -0 =4 )  100.0   +40
 - Senpai 1.0 64-bit                       2986   6.0-4.0   (+3 -1 =6 )  100.0    -2
 - HIARCS 14                               2985   5.5-4.5   (+3 -2 =5 )  100.0   -30
 - Andscacs 0.80 64-bit                    2984  15.0-11.0  (+7 -3 =16)  100.0   -21
 - Fizbo 1.5 64-bit                        2981  12.0-10.0  (+6 -4 =12)  100.0   -40
 - Deep Shredder 12 64-bit                 2961   6.5-3.5   (+4 -1 =5 )  100.0   +11
 - Fizbo 1.4 64-bit                        2946   7.0-3.0   (+5 -1 =4 )  100.0   +36
 - Deep Junior Yokohama 64-bit             2942   4.0-6.0   (+1 -3 =6 )  100.0  -175
 - Cheng 4.39 64-bit                       2941  15.0-5.0   (+11-1 =8 )  100.0   +66
 - SmarThink 1.70 64-bit                   2938   6.5-3.5   (+4 -1 =5 )  100.0   -14
 - Vajolet2 2.0 64-bit                     2937   8.0-2.0   (+6 -0 =4 )  100.0   +94
 - DiscoCheck 5.2 64-bit                   2918   6.5-3.5   (+4 -1 =5 )  100.0   -28
 - Cheng4 0.38 64-bit                      2911   6.5-3.5   (+5 -2 =3 )  100.0   -22


Created in 2005-2013 by CCRL team
Last games added on November 16, 2024