Author: Robert Hyatt
Date: 14:49:31 08/24/02
Go up one level in this thread
On August 23, 2002 at 12:11:07, Vincent Diepeveen wrote: >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) > >A dual k7 is clocked at 2.13Ghz nowadays with the new cores on the >market now. That's 4.26Ghz in total. > >The quad xeons are about 4 x 900Mhz = 3.6Ghz. > >So the quads are way slower from absolute viewpoint. > >>rajen See Eugene's numbers. AMD seems to suffer in dual configurations, way more than Intel. Not sure what is happening with the setups, but the numbers are pretty sad. A quad won't suffer much at all... due to 4-way interleaving. But duals don't do memory very well...
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