Greenfield
A project built from scratch on undeveloped land, contrasted with brownfield reuse of an existing site.
Current numbers
~21%of all-in greenfield development cost goes to power infrastructure, the biggest single line (Cushman & Wakefield 2026 cost guide)
~$2M/MWSTL Partners (May 2026): headline capex to retrofit liquid cooling, against USD 11M+/MW for greenfield liquid-cooled capacity
18–24 mogreenfield hyperscale construction duration, practitioner estimate (Mastt, April 2026)