Meta's Hyperion and Prometheus: a data center the size of Manhattan

Mark Zuckerberg described his next data center by comparing it to a borough of New York City. Not a building, a borough. When the unit you reach for to convey the size of a computer is "roughly Manhattan," you have left the IT business and entered the land-and-power business. And that quiet shift in vocabulary tells you exactly what has become scarce.

The campuses, in numbers

Prometheus, in New Albany, Ohio, is set to be among the first 1 gigawatt data centers in the world, with Meta targeting it to come online in 2026 (NBC4). Hyperion, in rural Louisiana, is the bigger beast: a campus that could draw up to 5 gigawatts, sprawling across roughly 4,000 acres, an area Zuckerberg said approaches the footprint of Manhattan (Tom's Hardware).

The price tags and methods match the ambition. Hyperion has been reported as a project on the order of $200 billion, with its own fleet of gas plants to feed it, and Meta is reportedly erecting parts of the build under tents to keep pace with demand (The Next Web, The AI Insider).

What a Manhattan-sized campus is really telling you

Strip the project to its constraints and the chips barely feature. Meta can buy GPUs. What it cannot simply buy is a contiguous parcel of land big enough to hold a borough of compute, sitting next to enough power to light a few million homes. So it builds its own gas plants and races to pour concrete under tents. The scarce inputs, the ones worth $200 billion of effort to secure, are land and power.

That reframes the whole arms race. The headline is always the model or the chip, but the rate limiter is physical: acreage and megawatts, delivered together, fast. When a company this capable resorts to tents and turbines, it is telling you that the grid and the permitting queue, not the fab, are what stand between ambition and reality.

Density is the other half of the answer

There's a second lesson hiding in the acreage. Part of why these campuses are so vast is that conventional, lower-density halls spread compute thinly. The more power and cooling you can pack into each rack, the less land and shell you need for the same compute. High density isn't a luxury feature; it's how you avoid needing a borough in the first place.

So the future splits in two directions. The giants who can command Manhattan-scale land and self-built power will keep building outward. Everyone else has to build upward in density, more compute per rack, per square metre, per megawatt, in a place where the power is already cheap. That second path is the only one most operators can actually walk.