[Beowulf] Power calculations , double precision, ECC and power of APU's

Douglas Eadline deadline at eadline.org
Wed Mar 20 05:39:15 PDT 2013


>> On 03/19/2013 06:06 PM, Michael Di Domenico wrote:
snip
> You're absolutely right.  While i absolutely respect HPL (and it's
> creators) as a valid benchmark and we do use it is a generalization on
> expected performance.  It doesn't give us any real indication on the
> maximum potential of a computers performance with respect to our
> codes.

The old joke in this sector. If you want to be an expert
in HPC, you only need to know one answer  -- "It all depends"

Of course to deliver results you need the second part
of the answer, which often has little to do with HPL.

--
Doug




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-- 
Doug

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