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Does the spread of direct liquid cooling make PUE less relevant?

Does the spread of direct liquid cooling make PUE less relevant?

The power usage effectiveness (PUE) metric is predominant thanks to its universal applicability and its simplicity: energy used by the entire data center, divided by energy used by the IT equipment.
UI 2020

PUE: The golden metric is looking rusty

When the PUE (power usage effectiveness) metric was first discussed…
Data Center PUE has leveled off since 20132020

Data center PUEs flat since 2013

The average power usage effectiveness (PUE) ratio for a data…
The Trend of PUE in 2019Uptime Institute

Is PUE actually going UP?

One of the more intriguing results of the Uptime Institute Global…