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Characterizing and evaluating voltage noise in multi-core near-threshold processors

Published: 04 September 2013 Publication History

Abstract

Lowering the supply voltage to improve energy efficiency leads to higher load current and elevated supply sensitivity. In this paper, we provide the first quantitative analysis of voltage noise in multi-core near-threshold processors in a future 10nm technology across SPEC CPU2006 benchmarks. Our results reveal larger guardband requirement and significant energy efficiency loss due to power delivery nonidealities at near threshold, and highlight the importance of accurate voltage noise characterization for design exploration of energy-centric computing systems using near-threshold cores.

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Cited By

View all
  • (2018)SRAM based opportunistic energy efficiency improvement in dual-supply near-threshold processorsProceedings of the 55th Annual Design Automation Conference10.1145/3195970.3196121(1-6)Online publication date: 24-Jun-2018
  • (2018)Soft-FETProceedings of the 55th Annual Design Automation Conference10.1145/3195970.3196117(1-6)Online publication date: 24-Jun-2018
  • (2018)Efficient and reliable power delivery in voltage-stacked manycore system with hybrid charge-recycling regulatorsProceedings of the 55th Annual Design Automation Conference10.1145/3195970.3196037(1-6)Online publication date: 24-Jun-2018
  • Show More Cited By

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cover image ACM Conferences
ISLPED '13: Proceedings of the 2013 International Symposium on Low Power Electronics and Design
September 2013
440 pages
ISBN:9781479912353

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IEEE Press

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Published: 04 September 2013

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Overall Acceptance Rate 398 of 1,159 submissions, 34%

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View all
  • (2018)SRAM based opportunistic energy efficiency improvement in dual-supply near-threshold processorsProceedings of the 55th Annual Design Automation Conference10.1145/3195970.3196121(1-6)Online publication date: 24-Jun-2018
  • (2018)Soft-FETProceedings of the 55th Annual Design Automation Conference10.1145/3195970.3196117(1-6)Online publication date: 24-Jun-2018
  • (2018)Efficient and reliable power delivery in voltage-stacked manycore system with hybrid charge-recycling regulatorsProceedings of the 55th Annual Design Automation Conference10.1145/3195970.3196037(1-6)Online publication date: 24-Jun-2018
  • (2018)Voltage-stacked GPUsProceedings of the 51st Annual IEEE/ACM International Symposium on Microarchitecture10.1109/MICRO.2018.00039(390-402)Online publication date: 20-Oct-2018
  • (2017)An Inexact Ultra-low Power Bio-signal Processing Architecture With Lightweight Error RecoveryACM Transactions on Embedded Computing Systems10.1145/312656516:5s(1-19)Online publication date: 27-Sep-2017
  • (2016)SnatchThe 49th Annual IEEE/ACM International Symposium on Microarchitecture10.5555/3195638.3195704(1-12)Online publication date: 15-Oct-2016
  • (2014)Voltage Noise in Multi-Core ProcessorsProceedings of the 47th Annual IEEE/ACM International Symposium on Microarchitecture10.1109/MICRO.2014.12(368-380)Online publication date: 13-Dec-2014

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