{"data":{"slug":"pue","etype":"concept","name":"PUE & Data-Center Efficiency","cat":"Hardware & Compute","subtitle":"Power Usage Effectiveness: how much electricity feeds chips vs overhead.","summary":"PUE divides total facility power by IT power — 2.0 means half the electricity runs cooling and losses; leading hyperscale halls report ~1.1. Liquid cooling improves it further, but a falling PUE on an exploding IT load still means soaring total demand — efficiency and consumption rising together, the Jevons pattern in miniature. Water usage (WUE) is the companion metric communities scrutinize.","attrs":null,"kf":null,"aliases":["power usage effectiveness","WUE"],"ticker":null,"exchange":null,"hq":null,"founded":null,"website":null,"status":null,"region":null,"asof":"2026-01-15","sources":[{"url":"https://www.google.com/about/datacenters/efficiency/","label":"Google data-center efficiency"}]},"meta":{"found":true,"count":1,"served_from":"site cache (no live upstream calls)","as_of":"2026-10-14T10:38:32+00:00","disclaimer":"Research and information only — not investment advice. Structured records carry basis labels (vendor spec / reported / estimate); market quotes are delayed/indicative.","attribution":"Records compiled from vendor documentation, official filings and reputable public reporting; market quotes via financial data providers. See /data-sources."}}