Author: Mike Byrne
Date: 05:39:42 02/07/04
Go up one level in this thread
On February 07, 2004 at 08:20:37, Drexel,Michael wrote: >Comparison Win32 executables with identical Crafty.rc file for AMD 2000+ >processor: > >Skinner 3.2.2004: > >Crafty v19.10 > >White(1): bench >Running benchmark. . . >...... >Total nodes: 71227364 >Raw nodes per second: 962531 >Total elapsed time: 74 >SMP time-to-ply measurement: 8.648649 >White(1): > >Byrne 2.2.2004: > >Crafty v19.10 > >White(1): bench >Running benchmark. . . >...... >Total nodes: 71227364 >Raw nodes per second: 890342 >Total elapsed time: 80 >SMP time-to-ply measurement: 8.000000 >White(1): > >Corbit 4.2.2004: > >Crafty v19.10 > >White(1): bench >Running benchmark. . . >...... >Total nodes: 79723137 >Raw nodes per second: 937919 >Total elapsed time: 85 >SMP time-to-ply measurement: 7.529412 >White(1): > >It seems Skinners executable is clearly the best for AMD computers. >Thanks to all for making them available. > >Michael Interestingly, the Byrne exectuable is faster on Skinner's computer than his own. I have rec'd an email from Peter stating this. ================================================================ Windows XP Professional - 2.0Ghz Pentium 4 768 megs ram. Byrne Crafty PGO White(1): bench Running benchmark. . . ...... Total nodes: 89942714 Raw nodes per second: 719541 Total elapsed time: 125 SMP time-to-ply measurement: 5.120000 White(1): Byrne Crafty SE White(1): bench Running benchmark. . . ...... Total nodes: 89942714 Raw nodes per second: 795953 Total elapsed time: 113 SMP time-to-ply measurement: 5.663717 White(1): Peter's Crafty Compile White(1): bench Running benchmark. . . ...... Total nodes: 89942714 Raw nodes per second: 719541 Total elapsed time: 125 SMP time-to-ply measurement: 5.120000 White(1): =============================================================== So it's back to the old adage -- "your mileage may vary". I think this also demostrates again that the AMD processors are usually better for chess than Intel P4 that run from 1.7 Ghz to at least 2.4 Ghz - I'm not sure about newer processors.
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