Re: Silly question

[David Griffith <dgriffi%cs.csubak.edu@localhost>]

On Sat, 6 Sep 2008, Allen Briggs wrote:

> On Sat, Sep 06, 2008 at 06:49:05PM -0400, Perry E. Metzger wrote:
> > It is very application dependent. The AMD64 architecture has more
> > registers, and the registers are wider, so for some applications you
> > can get significant speedup. On the other hand, you also get wider
> > pointers and such, and those consume more cache and memory. You should
> > benchmark if you're doing any sort of performance critical application
> > to figure out which is better for your app.
>
> That said, I think there's been more optimization work done on the i386
> code, so there's probably a lot of room for improvement in some of the
> lower-level library routines on amd64.

FWIW, trying to run an i386 xorg server on amd64 hardware causes errors.

-- 
David Griffith
dgriffi%cs.csubak.edu@localhost

A: Because it fouls the order in which people normally read text.
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