New Delhi, Aug. 18 -- Nvidia Corp. announced Sunday it will invest $1.5 billion in SB Energy, the SoftBank-backed data center developer constructing OpenAI's PORTS-Pike Technology Campus in Pike County, Ohio, securing Nvidia's position as the sole compute infrastructure supplier for what would become the largest AI data center complex in the United States.

simultaneously the hardware vendor, equity investor, and primary lender for a single customer's most consequential infrastructure project.

The PORTS-Pike campus is planned for land owned by the Department of Energy in Pike County, a rural stretch of southeastern Ohio where the federal government once operated a uranium enrichment facility. The site's legacy of federal infrastructure i...