CCRL 40/15
Downloads and Statistics
May 1, 2021
Testing summary:
Total: 1'240'737 games
played by 2'832 programs

White wins: 425'216 (34.3%)
Black wins: 312'397 (25.2%)
Draws: 503'124 (40.6%)
White score: 54.5%

Engine Details

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Stockfish 4 64-bit 4CPU in CCRL 40/15, 2021-05-01
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 4 64-bit 4CPU has no rank with rating of 3205 Elo points (+16 -16),
based on 1086 games: 332 wins, 112 losses and 642 draws
Score: 60.1%, Average opponent: −60.4, Draws: 59.1%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - RubiChess 1.7.3 64-bit 4CPU             3288  11.5-20.5  (+1 -10=21)    0.0    +7
 - Houdini 4 64-bit 4CPU                   3240  31.0-37.0  (+12-18=38)    0.0    +8
 - Houdini 3 64-bit 4CPU                   3230  40.5-39.5  (+14-13=53)    0.7   +26
 - Komodo 6 64-bit 4CPU                    3210  50.5-58.5  (+11-19=79)   33.1   -14
 - Komodo 5.1 64-bit 4CPU                  3201  32.0-28.0  (+16-12=32)   60.8   +17
 - Critter 1.6a 64-bit 4CPU                3158  43.5-34.5  (+15-6 =57)  100.0   -16
 - Bouquet 1.8 64-bit 4CPU                 3148  19.0-11.0  (+10-2 =18)  100.0   +16
 - Rybka 4 64-bit 4CPU                     3146  23.5-6.5   (+18-1 =11)  100.0  +131
 - Rybka 4.1 64-bit 4CPU                   3143  46.0-34.0  (+22-10=48)  100.0   -19
 - Gull 2.3 64-bit 4CPU                    3141  36.5-20.5  (+18-2 =37)  100.0   +12
 - Bouquet 1.5 64-bit 4CPU                 3131  17.0-13.0  (+6 -2 =22)  100.0   -40
 - Vitruvius 1.11C 64-bit 4CPU             3117  15.0-15.0  (+4 -4 =22)  100.0   -86
 - IvanHoe 9.46h 64-bit 4CPU               3112  19.0-11.0  (+10-2 =18)  100.0   -16
 - RobboLito 0.21Q 64-bit 4CPU             3110  19.0-11.0  (+9 -1 =20)  100.0   -22
 - Sting SF 3 64-bit 4CPU                  3108  19.5-10.5  (+10-1 =19)  100.0   -14
 - Sting SF 2 64-bit 4CPU                  3107  20.0-10.0  (+11-1 =18)  100.0    -2
 - Gull 2.2 64-bit 4CPU                    3097  33.5-16.5  (+20-3 =27)  100.0    -9
 - Hannibal 1.4b 64-bit 4CPU               3076  22.5-7.5   (+15-0 =15)  100.0   +21
 - Naum 4.2 64-bit 4CPU                    3060  39.5-12.5  (+29-2 =21)  100.0   +23
 - Protector 1.5.0 64-bit 4CPU             3054  20.5-9.5   (+13-2 =15)  100.0   -40
 - Hiarcs 14 4CPU                          3053  22.0-8.0   (+14-0 =16)  100.0   -13
 - Chiron 1.5 64-bit 4CPU                  3045  21.5-8.5   (+13-0 =17)  100.0   -35
 - Chiron 1.1a 64-bit 4CPU                 3039  43.5-6.5   (+37-0 =13)  100.0  +113
 - Deep Junior Yokohama 64-bit 4CPU        3023   6.5-3.5   (+4 -1 =5 )  100.0   -88


Created in 2005-2013 by CCRL team
Last games added on May 1, 2021