Lecture 19

Learning objectives

After this class, you should be able to:

  1. Explain the position of the GPU as a part of the PC architecture.
  2. Use the above knowledge to identify performance bottlenecks for applications.
  3. Explain the purpose of the cudaHostAlloc call and how it can be used for zero copy, which has the potential to improve performance.

Reading assignment

  1. UIUC Lecture 20.
  2. Read the article on PCIe available at: arstechnica.com/features/2004/07/pcie.
  3. Look up internet resources to learn about zero copy.

Exercises and review questions


Last modified: 14 Mar 2013