ProductStandard / Specification
OCP Diablo 400 Specification
Open Compute Project specification for higher-voltage DC power distribution in AI data-center racks.
Covered in 1 article · May 2026
Coverage
May 24, 2026
The 800V DC Rack Transition: How Rubin Ultra Is Rewiring the Supercomputing Industry's Last 50 Feet
NVIDIA has published the architecture. OCP and the supplier alliance have published the spec and the timeline. The colocation operators have published, so far, very little.
May 24, 2026 · By SCN Staff · 10 min read