[Rd] ATLAS threaded 64 bit (Opteron) - need *.so?

[Peter Dalgaard]

Douglas Bates <bates at stat.wisc.edu> writes:

> Have you tried configuring R with Goto's BLAS
>                 http://www.cs.utexas.edu/users/kgoto/
> 
> I haven't worked with Opteron or Athlon64 computers but I understand
> that Goto's BLAS are very effective on those machines.  Furthermore
> Goto's BLAS are (only) available as .so libraries so you don't need to
> mess with creating the .so version.

I tried it, yes. Somewhat to my surprise, it seemed to be not quite as
fast as the threaded ATLAS, but I wasn't very systematic about the
benchmarking.

(and the Goto items have license issues, which get in the way for
binary distributions.)

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
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