ASHRAE and PUE Part Ways

ASHRAE and PUE Part Ways

This IDC Insight examines the recent removal of the power utilization efficiency (PUE) metric from American Society of Heating, Refrigerating and Air-Conditioning Engineers' (ASHRAE's) Standard 90.4. It discusses the changes in the standard, issues around PUE, and what the new recommended metrics are and gives guidance on the future of power efficiency metrics used by datacenter operators.


IDC Opinion
In This Insight
Situation Overview
PUE
Issues with PUE
Green Grid's Response
New Metrics
Benefits of the New Metrics
Future Outlook
Guidance for Datacenter Managers

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