(no subject)
Jon Hylands
jon at huv.com
Fri May 4 18:41:50 UTC 2007
On Fri, 4 May 2007 20:35:21 +0200, "Damien Pollet"
<damien.pollet at gmail.com> wrote:
> Windows would probably report 100% CPU usage, but I doubt the CPU
> would go twice as fast... HT means a single core can run instructions
> from two threads simultaneously, not that the transistors are
> partitioned into two half-cores. Surely all computing units are shared
> among threads?
No, with hyperthreading, the BIOS basically builds two virtual processors,
and each one gets half of the CPU speed.
Later,
Jon
--------------------------------------------------------------
Jon Hylands Jon at huv.com http://www.huv.com/jon
Project: Micro Raptor (Small Biped Velociraptor Robot)
http://www.huv.com/blog
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