[rescue] pursuing a VAX

Joshua D Boyd jdboyd at cs.millersville.edu
Mon Dec 9 15:31:20 CST 2002

On Mon, Dec 09, 2002 at 04:18:16PM -0500, Kurt Huhn wrote:
> Eric Dittman <dittman at dittman.net> wrote:
> > At least, they shouldn't.  I've heard Wintel-worshippers say
> > things like, "I've got a dual 1GHz Pentium III system, so it's
> > twice as fast as a 1GHZ Pentium III!" which isn't close to the
> > truth.  You can't correct them, either.
> How much faster, on average, would such a system be?  I know it's not
> linear, but is there a good rule of thumb for that?

On intel, it seems to range from being 1.05x the speed of a single proc,
to 1.9x the speed of single proc.  But in general, there are all sorts
of other issues.  Like Pentiums have to give up their L2 for SMP, etc.

Joshua D. Boyd

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