G4's for scientific computing

Eray Ozkural erayo at cs.bilkent.edu.tr
Mon Apr 15 00:08:39 EDT 2002


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On Monday 15 April 2002 04:57, William R. Pearson wrote:
>
> I might have agreed with the statement that one must have hand-tuned
> Altivec code which pretty much excludes general purpose scientific
> computing 4 months ago, but our experience has been very positive -
> our programs are not specialized signal processing programs, but, in
> retrospect, it was easy to get very dramatic speed up.
>

I imagine fake vector processing would only work for certain type of problems. 
That's not SIMD by any measure. Don't you really need multiple data streams 
for general purpose HPC?

Regards,

- -- 
Eray Ozkural (exa) <erayo at cs.bilkent.edu.tr>
Comp. Sci. Dept., Bilkent University, Ankara
www: http://www.cs.bilkent.edu.tr/~erayo  Malfunction: http://mp3.com/ariza
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