Download from: http://www.nvidia.com/content/NV_Research/matrices.zip
More information about these matrices is available in the following paper by
Williams et al.:
S. Williams, L. Oliker, R. Vuduc, J. Shalf, K. Yelick, J. Demmel, "Optimization
of Sparse Matrix-Vector Multiplication on Emerging Multicore Platforms",
Supercomputing (SC), 2007.
http://www.cs.berkeley.edu/~samw/research/papers/sc07.pdf
GPU performance results are available in this paper:
N. Bell and M. Garland "Efficient Sparse Matrix-Vector Multiplication on CUDA"
Technical Report NVR-2008-004, NVIDIA Corporation, Dec. 2008
http://forums.nvidia.com/index.php?showtopic=83825
All matrices are stored in the MatrixMarket file format:
http://math.nist.gov/MatrixMarket/formats.html