When 51mm is all you need: Supersized 21-inch racks to become standard for enterprise and cloud service providers by end of the decade, displacing the venerable 19-inch format

Wider 21-inch racks gain traction as AI workloads demand improved cooling, airflow and power capacity, with major cloud providers standardizing on the format.

from Latest from TechRadar https://www.techradar.com/ai-platforms-assistants/openai/when-51mm-is-all-you-need-supersized-21-inch-racks-to-become-standard-for-enterprise-and-cloud-service-providers-by-end-of-the-decade-displacing-the-venerable-19-inch-format