Nvidia says its AI data center design runs hotter to use a lot less water

Nvidia says its Rubin generation reference design for fully liquid-cooled AI data centers can cut major power use and nearly eliminate water usage. The claim responds to growing public concern over data centers’ environmental footprint, but the company does not address construction impacts, electricity sourcing, or the cost of this cooling approach.

The announcement shows how AI infrastructure companies are trying to reframe sustainability around more efficient cooling systems as data center opposition grows. Even if liquid cooling reduces water demand, unresolved questions about grid capacity, facility buildout, and economics will remain central to public and regulatory scrutiny.