Resilient microprocessor design for improving performance and energy efficiency

  • Authors:
  • Keith A. Bowman;James W. Tschanz

  • Affiliations:
  • Intel Corporation, Hillsboro, OR;Intel Corporation, Hillsboro, OR

  • Venue:
  • Proceedings of the International Conference on Computer-Aided Design
  • Year:
  • 2010

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Abstract

In this tutorial, a 45nm resilient microprocessor core with error-detection and recovery circuits demonstrates the opportunity for improving performance and energy efficiency by mitigating the impact of dynamic parameter variations. The design methodology describes the additional steps beyond a standard design flow for integrating error-detection and recovery circuits into a microprocessor core. Silicon measurements indicate that the resilient design enables a 41% throughput benefit at iso-energy or a 22% energy reduction at iso-throughput, as compared to a conventional design.