Navigating Performance, Portability, and Productivity
Simon John Pennycook, Jason D. Sewall, Douglas W. Jacobsen, Tom Deakin, Simon McIntosh‐Smith · Computing in Science & Engineering · 2021
The phrase “performance portability” is commonly used, but may mean different things to different people. Developing a better appreciation of the needs of different software developers and a framework for talking about these needs improves our ability to define goals, design experiments, and make forward progress. This article discusses a methodology for quantifying, summarizing, visualizing, and understanding application performance portability, and programmer productivity.