[Numpy-discussion] NumPy EIG much slower than MATLAB EIG

Kamesh Krishnamurthy kameshkk@gmail....
Sun Apr 1 08:28:41 CDT 2012


Hello all,

I profiled NumPy EIG and MATLAB EIG on the same Macbook pro, and both were
linking to the Accelerate framework BLAS. NumPy turns out to be ~4x slower.
I've posted details on Stackoverflow:
http://stackoverflow.com/q/9955021/974568

Can someone please let me know the reason for the performance gap?

Thanks,
Kamesh
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