[Beowulf] Multicore Is Bad News For Supercomputers

rssr at lncc.br rssr at lncc.br
Fri Dec 5 12:21:36 PST 2008



Hi 

The problem is not only the size, the most important
is  how we can access the menory, Bus or other topology.  Do not
forget  the memory refresh time that is always bigger than the memory
access time

Renato

> On Fri, Dec 05, 2008 at
01:30:36PM -0500, Prentice Bisbal wrote:
> 
>> Not
exactly. 2 GB DIMMs are cheap, but as soon as you go to larger DIMMs
>> (4 GB, 8 GB, etc.), the price goes up exponentially.
>

> My last quote for 2GB and 4GB dimms was linear.
> 
> -- greg
> 
>
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