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Re: Mixing CPU's



Hi Nathan,

May I ask what is the purpose of the original question ?

Do I understand correctly that you want to mix a single and a double CPU,
perhaps even a quad or 8-way Opteron CPU in the same system ?

Do you understand that f.e. the 2 way CPUs have an extra "Bus" between
them to speed up communication and share memory to the other CPU.
In 4 and 8-way CPUs you will find 3 of those extra "Buses".

These means f.e. that in a 4-way setup you can share the memory between
those CPUs, processes etc. according to your needs.

I believe that mixing up different CPU types and /or speeds is basically
like putting for different wheels on your car and see how far you can go
with them ;-).

Does that make things clearer ?

I am not sure yet if your background is to make "a one size fits all
computer" or you just have nothing to do. Anyway, either way good luck ;-)

Best regards

Nils Valentin


Paolo Alexis Falcone wrote:
>
>>On 7/23/05, Nathan Dragun <ndragun@dragunenterprises.com> wrote:
>>
>>
>>>Has anyone tried mixing the processor types of multi-cpu systems? What
>>>was the outcome?
>>>
>>>Has anyone tried mixing dual-core and single-core cpus together?
>>>
>>>
>>>I'm truely interested in knowing if its necessary to shell out all that
>>>money for 2+ chips.......
>>>
>>>
>>
>>Generally it's not a good idea. You've got timing issues to consider,
>>among other things.
>>
>>
>>
> What kind of timing issues? What other things....
> Just because it isn't recomended dosen't mean it won't work.  On the
> contrary, half the things 'they' tell you won't work will work, they
> just want to make more money off you.
>
> Nathan
> ----------------
> Code is poetry.
>
>
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