Author: Robert Hyatt
Date: 14:03:50 02/17/00
Go up one level in this thread
On February 17, 2000 at 15:10:57, Dave Gomboc wrote: >On February 17, 2000 at 09:40:59, Robert Hyatt wrote: > >>On February 17, 2000 at 02:29:36, Dave Gomboc wrote: >> >>>On February 16, 2000 at 21:06:00, Robert Hyatt wrote: >>> >>>>On February 16, 2000 at 16:28:06, Dave Gomboc wrote: >>>> >>>>>On February 16, 2000 at 13:15:48, Robert Hyatt wrote: >>>>> >>>>>>If you mean "X86-compatible only" then the fastest Intel processor is the best, >>>>>>and more than one cpu is even better. In the intel world, the best (so far) is >>>>>>the XEON processor, as it can be had in an 8-cpu box that is _really_ fast. (and >>>>>>really pricey too of course). >>>>> >>>>>Even Xeon processors are pretty pricey. About what percentage difference is >>>>>there between a normal P-III and an Athlon, assuming the same clock rate? >>>>> >>>>>Dave >>>> >>>> >>>>I only mentioned XEON because of SMP. We have a new PIII/800 that looks >>>>pretty good as a single-cpu machine. But I'd take a quad (or 8-way) xeon >>>>550 box any day, of course. :) >>> >>>I don't follow... Xeon isn't required for SMP. I just thought they were great >>>because they have a whole whack of L2 cache on them!? >>> >>>Dave >> >> >>XEON is the only X86 that can go to 4-way and 8-way SMP. The normal pentiums >>(P5, PII, PIII) can only go to 2-way. Of course, a 2-way PIII/800 is likely >>faster than a XEON/550 4-way... but new xeons are on the way. > >Thanks. I didn't realize that the non-Xeons maxed out at 2-way SMP. > >Dave It isn't well-advertised... but the non-xeon machines have a cache problem that prevents > 2-way cache coherency management... But dual 800's would definitely be fast. :)
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