Open Infrastructure IndexAI Data Center Index

Energy Comparison

Renewable vs Nuclear

The AI power challenge is driving a rethinking of energy sourcing. Renewable-powered facilities benefit from public sentiment and corporate ESG targets, while nuclear is gaining favor for its baseload reliability and density — critical for 24/7 AI training loads.

Renewable
Facilities155
Capacity63.3 GW
Countries40
vs
Nuclear
Facilities18
Capacity31.2 GW
Countries4

Scale Comparison

Total Capacity
Renewable
63.3 GW
Nuclear
31.2 GW
Facility Count
Renewable
155
Nuclear
18

Status Breakdown

Renewable
Operational106
Planned25
Under Construction18
Announced6
Nuclear
Planned6
Under Construction5
Announced5
Operational2

Energy Mix

Renewable
Renewable155
Nuclear
Nuclear18

Largest in Renewable

Scala — AI City (Eldorado do Sul)
4.8 GW
Brazil
Microsoft Project Fairwater (Mount Pleasant, Wisconsin)
3.3 GW
United States
Amazon Web Services — Northern Virginia Hyperscale Campus
1.5 GW
United States
Elea — Rio AI City
1.5 GW
Brazil
NEOM Oxagon — AI Data Center Campus
1.5 GW
Saudi Arabia

Largest in Nuclear

G42 “Stargate” UAE–US AI Campus (Abu Dhabi)
5 GW
United Arab Emirates
Meta Hyperion AI Data Center (Louisiana)
5 GW
United States
Stargate AI Supercomputer
5 GW
United States
Diablo Canyon AI Integration Project
2.3 GW
United States
Meta–Vistra Nuclear Uprate Agreement (OH/PA)
2.1 GW
United States

Frequently asked questions

How does Renewable compare to Nuclear?
Renewable: 155 facilities, 63.3 GW capacity. Nuclear: 18 facilities, 31.2 GW capacity.

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