FreeBSD 4.x Opteron Question

[Boris Spirialitious]

--- Chuck Robey <chuckr at chuckr.org> wrote:
> Kenneth Culver wrote:
> > Quoting Chuck Robey <chuckr at chuckr.org>:
> > 
> >> Boris Spirialitious wrote:
> >>
> >>> --- Boris Spirialitious
> <hardcodeharry at yahoo.com>
> >>> wrote:
> >>>
> >>>> --- Matthew Seaman
> <m.seaman at infracaninophile.co.uk>
> >>>> wrote:
> >>>>
> >>>>> On Tue, Mar 15, 2005 at 08:50:22AM -0800,
> Boris
> >>>>> Spirialitious wrote:
> >>>>>
> >>>>>> When opteron support start for Freebsd? I
> have
> >>>>>
> >>>>>
> >>>>> 4.9.
> >>>>>
> >>>>>> is supported? Or 4.11 better? I can't use
> 5.x.
> >>>>>
> >>>>>
> >>>>> Well, AMD64 support as a tier-1 platform only
> came
> >>>>> in with 5.x, so
> >>>>> you're S.O.L. if you have to use a 4.x release
> >>>>> version.
> >>>>>
> >>>>>> Will a i386 disk boot on opteron system? Can
> I
> >>>>>> use same disk image for intel and amd MBs?
> Any
> >>>>>> big problems?
> >>>>>
> >>>>>
> >>>>> You can generally run AMD64 machines in IA32
> mode
> >>>>
> >>>>
> >>>> -- 
> >>>>
> >>>>> but what would be
> >>>>> the point? All you get then is a machine that
> >>>>
> >>>>
> >>>> costs
> >>>>
> >>>>> more than an
> >>>>> equivalent IA32 box and that probably performs
> >>>>> worse.
> > 
> > 
> > Actually due to the onboard memory controller it
> performs significantly 
> > better
> > than like-priced chips from intel.
> 
> I completely agree with you, Ken, but I had the
> feeling that this fellow 
> was flamebaiting me, and I didn't want to subject
> everyone to that.  I 
> was right to begin with: there is some gain from
> having the chip, there 
> is more gain if you have the better instruction set.
>  If folks need to 
> know more, like I *know* you have, you read one of
> the many 
> architectural sites on the web.

Why you think flamebait? Mathew say it would be 
slower with 32bit code, and I agree with you, not
him. I want him to answer, because he say things
without knowing, so why answer at all? So many
people talk but have no real understanding.

Boris


		
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