Stockfish 1.9.1 64-bit 4CPU 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:
Stockfish 1.9.1 64-bit 4CPU has no rank with rating of 3149 Elo points (+17 -17),
based on 809 games: 279 wins, 150 losses and 380 draws
Score: 58.0%, Average opponent: −58.8, Draws: 47.0%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Arasan 22.2 64-bit 4CPU                 3287   5.5-10.5  (+1 -6 =9 )    0.0   +35
 - Winter 0.9 64-bit 4CPU                  3282   7.5-11.5  (+4 -8 =7 )    0.0   +53
 - NirvanaChess 2.5 64-bit 4CPU            3268   7.0-13.0  (+1 -7 =12)    0.0   +21
 - Combusken 1.4.0 64-bit 4CPU             3258   6.5-11.5  (+2 -7 =9 )    0.0   +12
 - Marvin 5.0.0 64-bit 4CPU                3254   7.5-12.5  (+2 -7 =11)    0.0   +20
 - Vajolet2 2.7 64-bit 4CPU                3239   6.5-13.5  (+1 -8 =11)    0.0   -27
 - Clover 2.3.1 64-bit 4CPU                3219   7.0-11.0  (+2 -6 =10)    0.0    -2
 - Houdini 1.5a 64-bit 4CPU                3214  16.5-32.5  (+4 -20=25)    0.0   -46
 - RubiChess 1.5 64-bit 4CPU               3210   9.5-5.5   (+5 -1 =9 )    0.0  +152
 - Rybka 4 64-bit 4CPU                     3187  33.0-43.0  (+15-25=36)    0.0    -7
 - Rybka 4.1 64-bit 4CPU                   3185  11.5-20.5  (+3 -12=17)    0.0   -60
 - Arasan 20.4.1 64-bit 4CPU               3159   5.5-4.5   (+3 -2 =5 )   24.2   +45
 - Winter 0.7 64-bit 4CPU                  3145  13.0-11.0  (+8 -6 =10)   60.9   +27
 - Stockfish 1.8 64-bit 4CPU               3144  15.0-18.0  (+3 -6 =24)   67.0   -34
 - Critter 0.90 64-bit 4CPU                3107  19.5-14.5  (+9 -4 =21)   99.7    +7
 - Naum 4.2 64-bit 4CPU                    3092  29.5-18.5  (+17-6 =25)  100.0   +22
 - Deep Shredder 12 64-bit 4CPU            3045  26.5-13.5  (+18-5 =17)  100.0   +13
 - Zappa Mexico II 64-bit 4CPU             2993  46.5-19.5  (+29-2 =35)  100.0   -20
 - Spark 0.5 64-bit 4CPU                   2981  39.0-20.0  (+27-8 =24)  100.0   -51
 - Deep Sjeng WC2008 64-bit 4CPU           2944  52.5-14.5  (+40-2 =25)  100.0    -1
 - Thinker 5.4c Inert 64-bit 4CPU          2943  63.5-12.5  (+52-1 =23)  100.0   +44
 - Bright 0.5c 4CPU                        2907  40.5-8.5   (+33-1 =15)  100.0    +1