1. Intel MKL library, http://software.intel.com/en-us/articles/intel-mkl/
2. NAG Parallel library, http://www.nag.com/numeric/numerical_libraries.asp
3. PETSc library, http://www.mcs.anl.gov/petsc/petsc-as/
4. NIST Sparse BLAS library, http://math.nist.gov/spblas/
5. PLASMA Library, http://icl.cs.utk.edu/plasma/