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Ublas :

From: Preben Hagh Strunge Holm (preben_at_[hidden])
Date: 2007-03-12 13:15:47

> It is. The implementation, however, is not necessarily focused on
> efficiency (more on correctness). In my experience if your code only
> uses vector operations (level 1 blas) and your vectors are not extremely
> large then there isn't much of a performance gain from linking to a
> tuned library like atlas or acml. For Level 2/3 blas operations and
> matrices larger than say 30x30 using a library that takes the cache and
> architecture into account makes a large difference.

Okay, I use 72x72 matrices and vectors of the size 72. So it might be
beneficial to use atlas-blas then!