[Numpy-discussion] Fwd: GPU Numpy

Rohit Garg rpg.314@gmail....
Thu Sep 10 08:51:15 CDT 2009


Apart from float and double, which floating point formats are
supported by numpy?

On Thu, Sep 10, 2009 at 7:09 PM, Bruce Southey <bsouthey@gmail.com> wrote:
> On 09/10/2009 07:40 AM, Francesc Alted wrote:
>
> A Thursday 10 September 2009 14:36:16 Rohit Garg escrigué:
>
>> > That's nice to see. I think I'll change my mind if someone could perform
>
>> > a vector-vector multiplication (a operation that is typically
>
>> > memory-bounded)
>
>>
>
>> You mean a dot product?
>
> Whatever, dot product or element-wise product. Both are memory-bounded.
>
> --
>
> Francesc Alted
>
> As Francesc previous said, these need to be at least in double precision and
> really it should also be in all the floating point precisions used by numpy
> on supported platforms. Based on the various boinc project comments, many
> graphics cards do not natively support double precision so  you can get an
> inflated speedup just because of the difference in precision.
>
> Bruce
>
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>



-- 
Rohit Garg

http://rpg-314.blogspot.com/

Senior Undergraduate
Department of Physics
Indian Institute of Technology
Bombay


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