[Pw_forum] Six-Core AMD Opteron™ Processor V.S. Intel XEON 5500 series

[Nicola Marzari]

vega lew wrote:
> Dear all,
>
> Dear all,
>
> We will launch a big program to set up a computer center for Q-E and 
> CPMD. We wonder whether AMD Six-Core AMD Opteron™ Processor or Intel 
> XEON 5500 series will give us a more efficient performance. Of course, 
> the infiniband is included in the program. and we design 3G 
> DDR3-1333MHz for each Core (not each CPU).
>
> any suggestion will be appreciated.
>
> thank you for reading
>
> vega


Dear Vega,


*great* news ! And congratulations...

We are also debating right now a Opteron vs Intel (small) purchase, 
especially for
large memory jobs - so if anyone had any information on perfromance, or
scalability with Infiniband, that would be greatly appreciated.


nicola


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Prof Nicola Marzari   Department of Materials Science and Engineering
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