Author: Drexel,Michael
Date: 11:30:48 02/18/03
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On February 18, 2003 at 14:18:22, Charles Worthington wrote: >On February 18, 2003 at 14:02:37, GuyHaworth wrote: > >> >>There was a 'Chess Duel' last year which featured Fritz and Shredder, Intel and >>AMD afai-remember. >> >>Deductions could be made about Fritz-v-Shredder and Intel-v-AMD, at least in the >>hardware configured. >> >>Maybe someone here still has the URL to the results. >> >>g > >Thanks but actually I am more interested in the results today with current >technology. Using two high-end systems. It is my belief that many people are not >factoring hyperthreading into the equation (they are acting as if it doesn't >exist or makes no difference.) I have observed over 1200 kNs with a P4 3.06 GHz >running Fritz 8 on a single thread. Fritz 8 has more knowledge than it's >predecessors and, therefore, runs a bit slower as a result. On the Xeon >platform, with Deep Fritz 7, (and 4 threads) I can see no reason whatsoever why >the 3.06 Xeons should not effortlessly break the 2500 kNs barrier. So far, >observing AMD systems the highest kNs I have observed was in the 2400 range. >most are in the 2200 area though. I have observed and played against every Dual >system on the chessbase server at one time or another. Of course I have no way >of knowing what hash size they were running and that factors heavilly into the >speed equation. Personally I get my highest kNs in blitz using a 64MB hash even >though the t-notes say this is too large. I am not willing to sacrifice even 100 >kNs to drop down to the 32 MB hash though. 2500 kN/s << 3175 kN/s :)
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