[Numpy-discussion] Fwd: GPU Numpy
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 <firstname.lastname@example.org> 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.
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