Floating point performance

daniel poon mr.d.poon at gmail.com
Sun Dec 17 01:26:09 UTC 2006


David Faught <dave.faught <at> gmail.com> writes:


> The MessageTally output is below.  Maybe "almost 80% of the time was
> spent in basic floating point array operations" is a little
> exaggerated, but not a lot.  What vector processing hardware?  

If you link up to the Intel MKL (Maths Kernel Library), at least for Intel
chips, I believe you will take advantage of any special instructions. MKL has
the same API as LAPACK or BLAS. 

> The
> only thing I know of would be trying to use the video card GPU, which
> could be lots of fun!

BTW has anybody ported Squeak to a GPU? Have you seen how folding at home is
leveraging GPUs?

http://folding.stanford.edu/FAQ-ATI.html





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