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Eleventh Euromicro Conference on Parallel, Distributed and Network-Based Processing
An Accelerator for Double Precision Floating Point Operations
Genova, Italy
February 05-February 07
ISBN: 0-7695-1875-3
G. Danese, Universit? di Pavia
I. De Lotto, Universit? di Pavia
F. Leporati, Universit? di Pavia
M. Scaricabarozzi, Universit? di Pavia
A. Spelgatti, Universit? di Pavia
We describe DPFPA (Double Precision Floating Point Accelerator) an FPGA based coprocessor interfaced to the CPU through he PCI bus; it is conceived to accelerate the evaluation of double precision floating point operations. This coprocessor is based on two double precision floating point units: a pipelined adder and a pipelined multiplier. The work is part of a global project aimed to design and build a parallel system made up by a cluster of accelerated works ations. First estimations of performance have been obtained, using a similar board developed at Fermilab (Batavia, IL) with less recent components and working at half the frequency with respect to DPFPA. Even in his case, a substantial acceleration with respect to the execution on Intel?s CPU based mother-board was observed.
Citation:
G. Danese, I. De Lotto, F. Leporati, M. Scaricabarozzi, A. Spelgatti, "An Accelerator for Double Precision Floating Point Operations," pdp, pp.57, Eleventh Euromicro Conference on Parallel, Distributed and Network-Based Processing, 2003
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