On Feb 23, 2012, at 2:19 PM, Neal Becker wrote:

> Pauli Virtanen wrote:
> 
>> 23.02.2012 20:44, Francesc Alted kirjoitti:
>>> On Feb 23, 2012, at 1:33 PM, Neal Becker wrote:
>>> 
>>>> Is mkl only used for linear algebra?  Will it speed up e.g., elementwise
>>>> transendental functions?
>>> 
>>> Yes, MKL comes with VML that has this type of optimizations:
>> 
>> And also no, in the sense that Numpy and Scipy don't use VML.
>> 
> 
> My question is:
> 
> "Should I purchase MKL?"
> 
> To what extent will it speed up my existing python code, without my having to 
> exert (much) effort?
> 
> So that would be numpy/scipy.

Pauli already answered you.  If you are restricted to use numpy/scipy and your 
aim is to accelerate the evaluation of transcendental functions, then there is 
no point in purchasing MKL.  If you can open your spectrum and use numexpr, 
then I think you should ponder about it.

-- Francesc Alted



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