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IJHPCA
2016
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8 years 1 months ago
A hybrid format for better performance of sparse matrix-vector multiplication on a GPU
In this paper, we present a new sparse matrix data format that leads to improved memory coalescing and more efficient sparse matrix-vector multiplication (SpMV) for a wide range o...
Dahai Guo, William Gropp, Luke N. Olson
IJHPCA
2016
47views more  IJHPCA 2016»
8 years 1 months ago
High-performance conjugate-gradient benchmark: A new metric for ranking high-performance computing systems
We describe a new high-performance conjugate-gradient (HPCG) benchmark. HPCG is composed of computations and data-access patterns commonly found in scientific applications. HPCG s...
Jack Dongarra, Michael A. Heroux, Piotr Luszczek
IJHPCA
2016
52views more  IJHPCA 2016»
8 years 1 months ago
Scaling up Hartree-Fock calculations on Tianhe-2
This paper presents a new optimized and scalable code for Hartree–Fock self-consistent field iterations. Goals of the code design include scalability to large numbers of nodes,...
Edmond Chow, Xing Liu, Sanchit Misra, Marat Dukhan...