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Author:

方娟 (方娟.) (Scholars:方娟) | 郭媚 (郭媚.) | 杜文娟 (杜文娟.)

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CQVIP PKU CSCD

Abstract:

针对片上多核处理器下的二级共享Cache的能耗问题提出了基于Cache划分的路预测Cache结构WPP-L2,该结构首先对共享Cache进行公平性划分,然后采用路预测的方法降低了预测命中和失效时各自的能耗开销.实验表明,在基本保持多核处理器性能的同时,8核处理器系统下WPP-L2 Cache比基于路预测的L2Cache的能耗延迟乘积EDP(Energy Delay Product)平均下降24.7%,比传统的L2 Cache的EDP平均下降66.1%,极大地降低了L2Cache功耗.

Keyword:

低功耗 多核处理器 路预测

Author Community:

  • [ 1 ] [方娟]北京工业大学
  • [ 2 ] [郭媚]北京工业大学
  • [ 3 ] [杜文娟]北京工业大学

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Source :

计算机科学

ISSN: 1002-137X

Year: 2013

Issue: 8

Volume: 40

Page: 34-37,42

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 1

Chinese Cited Count:

30 Days PV: 9

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