CCRL 40/15
Downloads and Statistics
April 10, 2021
Testing summary:
Total: 1'235'065 games
played by 2'819 programs

White wins: 423'539 (34.3%)
Black wins: 311'222 (25.2%)
Draws: 500'304 (40.5%)
White score: 54.5%

Engine Details

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Stockfish 1.8 64-bit 4CPU in CCRL 40/15, 2021-04-10
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 1.8 64-bit 4CPU has no rank with rating of 3107 Elo points (+18 -18),
based on 942 games: 330 wins, 135 losses and 477 draws
Score: 60.4%, Average opponent: −70.4, Draws: 50.6%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Vajolet2 2.8 64-bit 4CPU                3183  10.0-14.0  (+3 -7 =14)    0.0   +28
 - SlowChess Blitz Classic 1.9 64-bit 4CPU 3180   7.5-8.5   (+2 -3 =11)    0.0   +55
 - Arasan 21.1 64-bit 4CPU                 3166   5.0-9.0   (+1 -5 =8 )    0.0   -19
 - Rybka 4 64-bit 4CPU                     3146  27.0-39.0  (+10-22=34)    0.0   -14
 - Rybka 4.1 64-bit 4CPU                   3143   9.5-21.5  (+1 -13=17)    0.0   -77
 - Laser 1.5 64-bit 4CPU                   3141   8.0-8.0   (+2 -2 =12)    0.7   +34
 - Wasp 3.75 64-bit 4CPU                   3136   7.0-13.0  (+1 -7 =12)    4.3   -52
 - Vajolet2 2.6.1 64-bit 4CPU              3135   7.0-9.0   (+3 -5 =8 )    2.9   -11
 - Igel 2.3.1 64-bit 4CPU                  3132   8.5-9.5   (+2 -3 =13)    6.5   +11
 - Sting SF 6 64-bit 4CPU                  3131   9.5-10.5  (+2 -3 =15)    8.1    +7
 - Pedone 1.9 64-bit 4CPU                  3126   7.0-7.0   (+3 -3 =8 )   14.0   +19
 - ChessBrainVB 3.68 4CPU                  3122   9.0-7.0   (+5 -3 =8 )   17.2   +54
 - Stockfish 1.9.1 64-bit 4CPU             3113  18.0-15.0  (+6 -3 =24)   34.0   +30
 - Stockfish 1.7.1 64-bit 4CPU             3103  56.5-50.5  (+16-10=81)   64.4   +10
 - Nemorino 4.00 64-bit 4CPU               3094  11.0-7.0   (+7 -3 =8 )   82.0   +55
 - Naum 4.2 64-bit 4CPU                    3060  35.0-25.0  (+19-9 =32)  100.0    +2
 - Critter 0.80 64-bit 4CPU                3032  18.0-12.0  (+10-4 =16)  100.0   -18
 - Zappa Mexico II 64-bit 4CPU             2968  75.5-29.5  (+57-11=37)  100.0    +7
 - Protector 1.3.6 64-bit 4CPU             2961  16.0-8.0   (+10-2 =12)  100.0   -46
 - Komodo 1.2 64-bit                       2945  39.0-14.0  (+27-2 =24)  100.0   -14
 - Spark 0.4 64-bit 4CPU                   2931  67.0-19.0  (+52-4 =30)  100.0   +13
 - Deep Sjeng WC2008 64-bit 4CPU           2924  76.0-26.0  (+59-9 =34)  100.0   -15
 - Hiarcs 12.1 4CPU                        2903  41.5-11.5  (+32-2 =19)  100.0   -12


Created in 2005-2013 by CCRL team
Last games added on April 10, 2021