[R] Xeon CPU and ATLAS

Thomas Lumley tlumley at u.washington.edu
Fri Mar 12 20:14:45 CET 2004

On Fri, 12 Mar 2004 apjaworski at mmm.com wrote:

> I am about to get a new machine at work - an IBM Intellistation with the
> Xeon 2.8 GB processor.  It will run Windows 2000.  I would like to install
> the proper ATLAS dll for this machine, but I am not sure if Xeon is P4?
> Does anybody have any experience with Xeon?

The Xeon line has larger cache than the other P4 chips, and since Atlas
gets much of its power from optimising cache use I would expect a P4 Atlas
not to be optimal.


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