[TriLUG] Shopping for new laptop...

David Brain dbrain at gmail.com
Thu Jul 12 09:17:43 EDT 2007


On 7/12/07, Joseph Mack NA3T <jmack at wm7d.net> wrote:
>
> says that the dual core opterons have no extra memory
> bandwidth than the single cores. I was at OLS about 2 weeks
> ago, and from what I heard, it's the same for all the
> multicore processors.
>

Right - but that's even true of multi cpu servers (at least non-exotic
NUMA boxes) never mind dual core.  There is an _awful lot_ of memory
bandwidth on modern machines,  to the point where the bottleneck is
far more likely to be something else like disk or your PCI(e,-X or
whatever) bus, especially on a laptop.

David.



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