Messages in this thread | | | From | "H. Peter Anvin" <> | Subject | Re: HT Benchmarks (was: /proc/cpuinfo and hyperthreading) | Date | 16 Dec 2002 15:50:04 -0800 |
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Followup to: <FKEAJLBKJCGBDJJIPJLJAEOLDLAA.scott@coyotegulch.com> By author: "Scott Robert Ladd" <scott@coyotegulch.com> In newsgroup: linux.dev.kernel > > From what I can see, HT provides a 0-15% increase in performance, depending > heavily on the type of code being run. In other words, HT helps, but it is > *no* substitute for true multiple processors. And it is ONLY of value when > an SMP kernel is in use. >
It would be interesting to compare an UP kernel with HT off to an SMP kernel with the HT on...
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