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 2.3.1 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 2.3.1 64-bit 4CPU has no rank with rating of 3141 Elo points (+19 -19),
based on 846 games: 247 wins, 155 losses and 444 draws
Score: 55.4%, Average opponent: −33.0, Draws: 52.5%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Houdini 3 64-bit 4CPU                   3230  25.0-52.0  (+5 -32=40)    0.0   -14
 - Houdini 2.0c 64-bit 4CPU                3193  14.5-17.5  (+7 -10=15)    0.0   +23
 - Houdini 1.5a 64-bit 4CPU                3181   1.5-2.5   (+1 -2 =1 )    0.1   -52
 - Critter 1.6a 64-bit 4CPU                3158  50.0-56.0  (+16-22=68)    5.0    +1
 - Houdini 3 64-bit                        3157  18.0-14.0  (+11-7 =14)    9.2   +52
 - Rybka 4 64-bit 4CPU                     3146  13.5-18.5  (+5 -10=17)   32.9   -39
 - Rybka 4.1 64-bit 4CPU                   3143  34.5-41.5  (+15-22=39)   41.8   -23
 - Bouquet 1.5 64-bit 4CPU                 3131  27.5-25.5  (+12-10=31)   76.2     0
 - Vitruvius 1.11C 64-bit 4CPU             3117   5.0-5.0   (+1 -1 =8 )   97.8   -24
 - IvanHoe 9.46h 64-bit 4CPU               3112   6.5-7.5   (+3 -4 =7 )   99.4   -48
 - RobboLito 0.21Q 64-bit 4CPU             3110   8.0-4.0   (+5 -1 =6 )   98.3   +64
 - Bouquet 1.6 64-bit 4CPU                 3107  23.5-14.5  (+12-3 =23)   99.3   +31
 - Komodo 5 64-bit                         3107   8.5-7.5   (+4 -3 =9 )   99.9   -15
 - Sting SF 2 64-bit 4CPU                  3107   9.0-5.0   (+4 -0 =10)   98.1   +40
 - Strelka 5.5 64-bit                      3102   4.0-2.0   (+3 -1 =2 )  100.0   +71
 - Naum 4.2 64-bit 4CPU                    3060  27.5-13.5  (+19-5 =17)  100.0   +26
 - Protector 1.5.0 64-bit 4CPU             3054   4.0-2.0   (+2 -0 =4 )  100.0    +2
 - Hiarcs 14 4CPU                          3053   5.5-4.5   (+2 -1 =7 )  100.0   -60
 - Chiron 1.5 64-bit 4CPU                  3045  17.0-13.0  (+9 -5 =16)  100.0   -56
 - Gull R375 64-bit 4CPU                   3038  22.5-7.5   (+16-1 =13)  100.0   +55
 - Deep Fritz 13 4CPU                      3033  24.5-7.5   (+17-0 =15)  100.0   +55
 - Hannibal 1.3 64-bit 4CPU                3032  25.0-11.0  (+14-0 =22)  100.0     0
 - Deep Junior 13 64-bit 4CPU              3026  23.0-9.0   (+16-2 =14)  100.0   +20
 - Rybka 2.3.2a 64-bit 4CPU                3017   3.0-1.0   (+2 -0 =2 )  100.0   +33
 - Deep Junior 13.3 64-bit 4CPU            3017  18.5-13.5  (+12-7 =13)  100.0   -77
 - Deep Shredder 12 64-bit 4CPU            3017  22.5-11.5  (+15-4 =15)  100.0   -21
 - Spike 1.4 Leiden 4CPU                   3015  26.0-10.0  (+18-2 =16)  100.0   +14
 - Protector 1.4.0 64-bit 4CPU             2981   1.0-0.0   (+1 -0 =0 )  100.0  +INF


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