Athlon MP vs Athlon XP

Judd Tracy jtracy at
Mon Nov 5 11:58:01 PST 2001

My understanding is the only difference is that they are tested and 
guaranteed to work in MP configurations.  AMD has said that they will not 
replace processors that do not work in MP configs unless they are MP 

On Mon, 5 Nov 101, Mikhail Kuzminsky wrote:

>     Dear colleagues,
> I think about buying of Tyan S2460 motherboards for Beowulf.
> According the data I have, Athlon XP (Palomino core) microprocessors
> can work successfully w/this mobos.
> But there is also Athlon MP microprocessors w/same Palomino core 
> w/same OPGA package w/same voltages and w/same frequencies beginning
> from 1333 (1500+). They costs, as I understand, higher than corresponding
> MP models.
> Sorry, what is the difference between MP and XP chips ? Both,
> if my source was correct, supports cache coherence.
> Yours
> Mikhail Kuzminsky
> Zelinsky Institute of Organic Chemistry
> Moscow
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Judd Tracy
Institute for Simulation and Training
jtracy at

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