CCRL Blitz
Downloads and Statistics
May 9, 2021
Testing summary:
Total: 2'520'531 games
played by 3'005 programs

White wins: 968'591 (38.4%)
Black wins: 775'557 (30.8%)
Draws: 776'383 (30.8%)
White score: 53.8%

Engine Details

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Stockfish 251115 64-bit 4CPU in CCRL Blitz, 2021-05-09
Ponder off, General book up to 12 moves, up to 6 piece EGTB
Time control: From Jan 2020, equivalent to 2'+1" on an Intel i7-4770K. See the "about" page.
Tested by CCRL team, 2005-2021, http://ccrl.chessdom.com/ccrl/404/

CCRL Blitz main list:
Stockfish 251115 64-bit 4CPU has no rank with rating of 3419 Elo points (+17 -17),
based on 1208 games: 595 wins, 89 losses and 524 draws
Score: 70.9%, Average opponent: −144.6, Draws: 43.4%


Pairwise results:
     Opponent                              Elo     Score                  LOS   Perf
 - Komodo 10 64-bit 4CPU                   3428  38.0-44.0  (+14-20=48)   21.1   -10
 - Komodo 9.2 64-bit 4CPU                  3411  53.0-47.0  (+21-15=64)   75.7    +9
 - Komodo 9.3 64-bit 4CPU                  3404  52.5-33.5  (+30-11=45)   88.4   +48
 - Komodo 9.42 64-bit 4CPU                 3401  56.0-48.0  (+25-17=62)   93.7    +4
 - Houdini 4 64-bit 4CPU                   3330  42.5-31.5  (+25-14=35)  100.0   -44
 - Gull 3 64-bit 4CPU                      3258  53.5-20.5  (+35-2 =37)  100.0   -24
 - Fire 4 64-bit 4CPU                      3255  58.0-16.0  (+42-0 =32)  100.0   +18
 - Equinox 3.30 64-bit 4CPU                3251  56.5-17.5  (+41-2 =31)  100.0     0
 - Critter 1.6a 64-bit 4CPU                3232  57.0-17.0  (+44-4 =26)  100.0    -5
 - Fritz 15 64-bit 4CPU                    3222  78.0-18.0  (+60-0 =36)  100.0   +13
 - Rybka 4.1 64-bit 4CPU                   3206  59.5-14.5  (+46-1 =27)  100.0    -7
 - Hannibal 1.5 64-bit 4CPU                3168  61.0-13.0  (+49-1 =24)  100.0   -24
 - Naum 4.6 64-bit 4CPU                    3149  64.0-10.0  (+55-1 =18)  100.0   +10
 - Texel 1.05 64-bit 4CPU                  3141  64.5-9.5   (+55-0 =19)  100.0    +4
 - Strelka 5.5 64-bit                      3139  63.0-11.0  (+53-1 =20)  100.0   -17


Created in 2005-2013 by CCRL team
Last games added on May 9, 2021