Re: [eigen] Performance comparision between static and dynamic arrays

[Mani chandra <mchandra@xxxxxxxxxx>]

 Hi,

    I'm interested in matrices of the order of 64^3, 128^3 and 256^3. 
Do you think there is advantage in going for static arrays?

Regards,
Mani chandra
On 06/27/2010 10:20 PM, Benoit Jacob wrote:
> Yes, for very small sizes, the difference can be huge, not only
> because of malloc, but also because fixed sizes allow to unroll loop.
>
> Benoit
>
> 2010/6/27 Mani chandra<mchandra@xxxxxxxxxx>:
> >   Dear Eigen devs,
> >
> >     Is there a significant performance difference between statically and
> > dynamically allocated arrays in Eigen?
> >
> > Regards,
> > Mani chandra