[Numpy-discussion] numpy vs numeric benchmarks

Travis Oliphant oliphant.travis at ieee.org
Fri Jun 2 12:08:32 CDT 2006


Joris De Ridder wrote:
> On Friday 02 June 2006 14:58, Eric Jonas wrote:
>    [EJ]: Hello! I've been using numeric for a while, and the recent list traffic
>    [EJ]: prompted me to finally migrate all my old code. On a whim, we were
>    [EJ]: benchmarking numpy vs numeric and have been lead to the conclusion that
>    [EJ]: numpy is at least 50x slower; a 1000x1000 matmul takes 16 sec in numpy
>    [EJ]: but 300 ms in numeric. 
>
> You mean the other way around? 
>
> I also tested numpy vs numarray, and numarray seems to be roughly 3 times
> faster than numpy for your particular testcase.
>   

Please post your test cases.   We are trying to remove any slowness, but 
need testers to do it. 

-Travis





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