GRID · AI DATA CENTRE
Start Campus Sines Data Campus
Start Campus Sines Data Campus is the 39th-largest disclosed AI data-centre campus in the world by current power, drawing around 33 MW. It is operated by Nscale for Microsoft, and it sits in Portugal.
What we know
At around 33 MW, Start Campus Sines Data Campus is among the most power-hungry computing sites ever built, with an estimated 31,834 H100-equivalent accelerators of compute and a build cost estimated near $1.3 billion. These are estimates from Epoch AI’s Frontier Data Centers tracker (CC BY) — a curated set of the largest disclosed AI campuses, not a census, and currently US-heavy. This campus is located to locality-level precision (37.96, -8.87). Power, compute and cost figures are Epoch estimates that change as sites are built and disclosed. Snapshot taken 2026-06-24.