[R-SIG-Mac] New intel based laptops

Simon Urbanek simon.urbanek at r-project.org
Thu Jan 26 02:56:10 CET 2006

On Jan 25, 2006, at 1:58 PM, Douglas Bates wrote:

> Has anyone tried linking R against an accelerated BLAS like Atlas  
> or K. Goto's BLAS?  I know that Goto's BLAS for the Opteron are  
> multithreaded and can use a dual core processor effectively.  I  
> presume the same is true for dual core Intel processors.

Yes, I was using ptATLAS (which compiles fine on OS X) and it uses  
both cores resulting in a bit less than half the time compared to  
vecLib which doesn't use threads.


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