Green Grid Metrics: Describing datacentre power efficiency

Organisations need clear metrics to estimate the energy efficiency of their datacentres. The Green Grid Technical Committee outlines proposed short term metrics and suggests enhanced common measures for the future.

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The Green Grid is proposing the use of Power Usage Effectiveness (PUE) and Datacentre Efficiency (DCE) metrics, which enable datacentre operators to quickly estimate the energy efficiency of their datacentres, compare the results against other datacentres, and determine if any energy efficiency improvements need to be made.

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