Re: HT Benchmarks (was: /proc/cpuinfo and hyperthreading)

From: H. Peter Anvin (
Date: Tue Dec 17 2002 - 15:44:22 EST

Followup to: <>
By author: Denis Vlasenko <>
In newsgroup:
> As to HT, it's definitely a good thing. Multiple CPUs on a chip is
> a logical step. HT in P4 is rather weak, but future processors will
> likely have more advanced cores.

SMT and SMP-on-chip are two very different things.

> I never heard about HT from AMD camp. I'm curious what they do. ;)

Not have insanely long pipelines, so that a single thread can actually
use the processor functional units?


<> at work, <> in private!
"Unix gives you enough rope to shoot yourself in the foot."	<>
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