[pbsd]

Well, I was comparing apples to apples (i.e., C++ expression template linear algebra libraries). Some (most?) of them [1,2] are linkable against BLAS routines from Intel MKL or ATLAS or whatever.

[1] http://eigen.tuxfamily.org/dox/TopicUsingIntelMKL.html

[2] http://arma.sourceforge.net/faq.html#dependencies

[temp453463343]

Thanks for that clarification