> More importantly though (because we already know that Intel isn't
> exactly error-free on the FPU front), will codes that are P-II/P-III
> optimised for floating-point run quickly on the Athlon?
Double precision yes. For single precision low accuracy work it'll do
just nicely but rewriting it to use 3dnow! will make it scream.
Stream_d for a 500MHz Athlon. Code not optimised for Athlon.
Function Rate (MB/s) RMS time Min time Max time
Copy: 384.2000 0.0424 0.0416 0.0431
Scale: 377.8219 0.0467 0.0423 0.0590
Add: 452.5828 0.0555 0.0530 0.0641
Triad: 431.6395 0.0598 0.0556 0.0726
Alan
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