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Date:      Tue, 10 Jul 2001 21:34:02 +0200
From:      Wilko Bulte <wkb@freebie.xs4all.nl>
To:        Josh M Osborne <stripes@iamsofired.com>
Cc:        dochawk@psu.edu, tlambert2@mindspring.com, nathan@vidican.com, questions@FreeBSD.ORG, hackers@FreeBSD.ORG
Subject:   Re: Athlon MP / AMD 760MP Chipset (Athlon SMP question)
Message-ID:  <20010710213402.D1389@freebie.xs4all.nl>
In-Reply-To: <20010710142513.A15929@torb.pix.net>; from stripes@iamsofired.com on Tue, Jul 10, 2001 at 02:25:13PM -0400
References:  <3B4B21B3.26B76804@mindspring.com> <200107101642.f6AGgCx34740@fac13.ds.psu.edu> <20010710142513.A15929@torb.pix.net>

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On Tue, Jul 10, 2001 at 02:25:13PM -0400, Josh M Osborne wrote:
> On Tue, Jul 10, 2001 at 12:42:12PM -0400, dochawk@psu.edu wrote:
> [...]
> > > Instead, AMD implemented the Intel APIC specification;
> > > I'm not sure if they did it by licensing the patent
> > > (Intel had a patent on the APIC design), or if it's
> > > just been long enough for it to come off patent 
> > 
> > The Athlon uses the Alpha's ev6 spec, not the intel spec.

> That may explain why you can buy Alpha systems with 40+ CPUs, and

32 max, on Wildfire. 

> Intel XENON boxes with no more then eight (or is it four?).  It is

Eight, eg on a Compaq Proliant 8000. Or 32 for the Unisys (IIRC) CMP
machines.

-- 
|   / o / /  _   	Arnhem, The Netherlands    	email: wilko@FreeBSD.org
|/|/ / / /( (_) Bulte	"Youth is not a time in life, it is a state of mind"

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