CCRL 40/15
Downloads and Statistics
April 12, 2021
Testing summary:
Total: 1'235'231 games
played by 2'819 programs

White wins: 423'584 (34.3%)
Black wins: 311'244 (25.2%)
Draws: 500'403 (40.5%)
White score: 54.5%

Engine Details

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Stockfish 1.9.1 64-bit 4CPU in CCRL 40/15, 2021-04-12
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, 2005-2021, http://ccrl.chessdom.com/ccrl/4040/

CCRL 40/15 main list:
Stockfish 1.9.1 64-bit 4CPU has no rank with rating of 3113 Elo points (+22 -22),
based on 645 games: 240 wins, 104 losses and 301 draws
Score: 60.5%, Average opponent: −71.3, Draws: 46.7%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Arasan 22.2 64-bit 4CPU                 3231   1.5-4.5   (+0 -3 =3 )    0.0   -33
 - Vajolet2 2.7 64-bit 4CPU                3182   6.5-13.5  (+1 -8 =11)    0.0   -32
 - Houdini 1.5a 64-bit 4CPU                3181  16.5-32.5  (+4 -20=25)    0.0   -29
 - RubiChess 1.5 64-bit 4CPU               3161   9.5-5.5   (+5 -1 =9 )    0.4  +126
 - Rybka 4 64-bit 4CPU                     3146  33.0-43.0  (+15-25=36)    0.3    -5
 - Rybka 4.1 64-bit 4CPU                   3143  11.5-20.5  (+3 -12=17)    0.7   -54
 - Arasan 20.4.1 64-bit 4CPU               3119   5.5-4.5   (+3 -2 =5 )   37.2   +36
 - Winter 0.7 64-bit 4CPU                  3107  13.0-11.0  (+8 -6 =10)   64.6   +21
 - Stockfish 1.8 64-bit 4CPU               3107  15.0-18.0  (+3 -6 =24)   66.0   -30
 - Critter 0.90 64-bit 4CPU                3077  19.5-14.5  (+9 -4 =21)   97.3    +5
 - Naum 4.2 64-bit 4CPU                    3060  29.5-18.5  (+17-6 =25)  100.0   +15
 - Deep Shredder 12 64-bit 4CPU            3017  26.5-13.5  (+18-5 =17)  100.0    +6
 - Zappa Mexico II 64-bit 4CPU             2968  46.5-19.5  (+29-2 =35)  100.0   -25
 - Deep Sjeng WC2008 64-bit 4CPU           2924  52.5-14.5  (+40-2 =25)  100.0     0
 - Thinker 5.4c Inert 64-bit 4CPU          2922  63.5-12.5  (+52-1 =23)  100.0   +50
 - Bright 0.5c 4CPU                        2890  40.5-8.5   (+33-1 =15)  100.0   +10


Created in 2005-2013 by CCRL team
Last games added on April 12, 2021