2009Digest - IEEE Antennas and Propagation Society. International SymposiumRequires access

High-speed FDTD simulation algorithm for GPU with compute unified device architecture

Naoki Takada, Tomoyoshi Shimobaba, Nobuyuki Masuda, Tomoyoshi Ito

Open publisher page 19 citations

Abstract

In this paper, we propose a high-speed FDTD algorithm for GPU. Our algorithm includes two important techniques: coalesced global memory access on a GPU board and the improved cache block algorithm for GPU which resembles that for the central processing unit (CPU). Our algorithm achieved an approximately 20- fold improvement in computational speed compared with a conventional CPU at the maximum computational speed of the GPU.

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What this paper is about

In this paper, we propose a high-speed FDTD algorithm for GPU. Our algorithm includes two important techniques: coalesced global memory access on a GPU board and the improved cache block algorithm for GPU which resembles that for the central processing unit (CPU). Our algorithm achieved an approximately 20- fold improvement in computational speed compared with a conventional CPU at the maximum computational speed of the GPU.

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OpenAlex reports 19 citations for this work. Citation counts describe recorded attention and do not establish research quality.

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Available abstract

In this paper, we propose a high-speed FDTD algorithm for GPU. Our algorithm includes two important techniques: coalesced global memory access on a GPU board and the improved cache block algorithm for GPU which resembles that for the central processing unit (CPU). Our algorithm achieved an approximately 20- fold improvement in computational speed compared with a conventional CPU at the maximum computational speed of the GPU.

Key concepts: Computer science, Parallel computing, CUDA, Central processing unit, Speedup, Block (permutation group theory), Graphics processing unit, Computational science

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