Originally shared on the public FactorioPrints / Factorio School archive (factorioprints.com · factorio.school). Authorship preserved from the public catalog.
3 sizes of nuclear reactor setups:
4 reactors: 488 MW output
6 reactors: 800 MW output
10 reactors: 1.4 GW output
Includes a matching minimalistic uranium processing able to sustain fuel to any of the reactor setups.
All set ups have been tested for long-term/indefinite sustainability