Implementing 3D Finite Difference Codes on the GPU

16.08.2012 • Views

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Implementing 3D Finite Difference Codes on the GPU

Implementing 3D Finite Difference Codes on the GPU

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Page 1 and 2: Implementing <stro
Page 3 and 4: 3D Finite<
Page 5 and 6: Naive Implementation • One thread
Page 7 and 8: Input Reuse within a 2x2 Threadbloc
Page 9 and 10: y Process at z = k+1 z x Stored in
Page 11 and 12: y Process at z = k+3 z x Stored in
Page 13 and 14: Using Shared Memory: Single Pass
Page 15 and 16: Performance for Various Stencil Siz
Page 17 and 18: ------- advance the slice (move the
Page 19 and 20: Processing Phases for 2 GPUs Phase
Page 21: 4-GPU Performance using MPI Communi
Page 25 and 26: Comparing MPI and MPI+OMP performan
Page 27 and 28: Communication and Computation Overl
Page 29 and 30: Computation and Communication Costs
Page 31: Questions?