Power: A First Class Design Constraint for Future Architecture and Automation
Power: A First Class Design Constraint for Future Architecture and Automation
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功率:未来架构和自动化的一流设计约束
DOI:
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发表时间:
2000
期刊:
影响因子:
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通讯作者:
T. Mudge
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文献类型:
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作者:
T. Mudge
In many mobile and embedded environments power is already the leading design constraint. This paper argues that power will also be a limiting factor in general purpose high-performance computers too. It should therefore be considered a "first class" design constraint on a par with performance. A corollary of this view is that the impact of architectural design decisions on power consumption must be considered early in the design cycle -- at the same time that their performance impact is considered. In this paper we summarize the key equations governing power and performance, and use them to illustrate some simple architectural ideas for power savings. The paper then presents two contrasting research directions where power is important. We conclude with a discussion of the tools needed to conduct research into architecture-power trade-offs.