Author: Robert Hyatt
Date: 14:15:27 08/22/02
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On August 22, 2002 at 15:17:55, Rajen Gupta wrote: >On August 22, 2002 at 13:43:06, Robert Hyatt wrote: > >>On August 22, 2002 at 13:38:17, Rajen Gupta wrote: >> >>>in practical terms how much faster would an 8 way processor be for the most >>>scaleable commercial chess programme which i believe is shredder? >>> >>>rajen >> >> >>If it turned out to be 1.5X faster than a 4-way that would probably be >>a huge plus... memory is a problem on 2-way and 8 way boxes... > >thanks: sorry for the obvious quesion but how fast is a 4 way compared to a >single or a 2 way(i assume a 2 way is about 1.75 times a single) > >rajen A 4-way box is very close to 4x faster (I am not talking about parallel chess here as parallel search is another issue). A dual is typically about 1.7X faster than a single. An 8-way box is generally about 6.8X faster than a single, purely based on bandwidth.
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