[Numpy-discussion] Where is the instruction of installing numpy with Intel lib MKL?

Ben Park benparkla@gmail....
Thu Mar 26 14:32:10 CDT 2009


BTW, this timing on a core 2 Duo 2.0GH laptop ,with the Enthought Python
Distribution, is around 0.2 second.


Ben Park wrote:
> 
> I have spent many hours trying to do this, to no avail. The numpy
> installation I got didn't seem to link to the MKL library. A 1000x1000
> matrix multiplication took 8 seconds.
> 
> import numpy as N
> import numpy.random as RN
> import time
> 
> m = 1000
> #m = 2000
> #m = 10000
> #m = 30000
> #m = 40000
> 
> X = N.zeros((m,m),'f')
> for i in range(m):
>  X[i,:] = RN.random((m,)).astype('f')
> #X = RN.random((m, m)).astype('f')
> 
> t1 = time.time()
> Y = N.dot(X, X)                   
> t2 = time.time()
> print 'dt = %f' %(t2-t1) 
> 
> The result is about 8 seconds on a Intel Core 2 Duo 2.0GH laptop.
> Certainly not fast. 
> 

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