Finite Element Integration on GPUs

Author:

Knepley Matthew G.1,Terrel Andy R.2

Affiliation:

1. University of Chicago

2. University of Texas at Austin

Abstract

We present a novel finite element integration method for low-order elements on GPUs. We achieve more than 100GF for element integration on first order discretizations of both the Laplacian and Elasticity operators on an NVIDIA GTX285, which has a nominal single precision peak flop rate of 1 TF/s and bandwidth of 159 GB/s, corresponding to a bandwidth limited peak of 40 GF/s.

Funder

Office of Cyberinfrastructure

Publisher

Association for Computing Machinery (ACM)

Subject

Applied Mathematics,Software

Reference25 articles.

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