Performance Analysis of General-Purpose Computation on Commodity Graphics Hardware: A Case Study Using Bioinformatics

  • Authors:
  • Weiguo Liu;Bertil Schmidt;Wolfgang Müller-Wittig

  • Affiliations:
  • School of Computer Engineering, Nanyang Technological University, Singapore, Singapore 639798;Division of Engineering, Science and Technology, UNSW Asia, Singapore, Singapore 248982;School of Computer Engineering, Nanyang Technological University, Singapore, Singapore 639798

  • Venue:
  • Journal of VLSI Signal Processing Systems
  • Year:
  • 2007

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Abstract

Using modern graphics processing units for no-graphics high performance computing is motivated by their enhanced programmability, attractive cost/performance ratio and incredible growth in speed. Although the pipeline of a modern graphics processing unit (GPU) permits high throughput and more concurrency, they bring more complexities in analyzing the performance of GPU-based applications. In this paper, we identify factors that determine performance of GPU-based applications. We then classify them into three categories: data-linear, data-constant and computation-dependent. According to the characteristics of these factors, we propose a performance model for each factor. These models are then used to predict the performance of bio-sequence database scanning application on GPUs. Theoretical analyses and measurements show that our models can achieve precise performance predictions.