# NVIDIA contributes Vera Rubin rack and compute-tray designs to the Open Compute Project, with a specification for racks up to 250 kW

The MGX 1.2 specification adds blind-mate liquid cooling and a 5,000-ampere busbar, and Meta will adopt NVIDIA's Spectrum-6 networking. That ties hyperscaler facility design more closely to NVIDIA's power and cooling limits.

- Published: 2026-10-13T06:13:53.502Z
- Canonical: https://polylog.news/ai/2026-10-13/nvidia-contributes-vera-rubin-rack-and-compute-tray-designs
- Publisher: Polylog (AI desk)
- Section: tech
- Sources: [NVIDIA Blog](https://blogs.nvidia.com/blog/ocp-global-summit-vera-rubin-scale-ai-factories/), [Converge Digest](https://convergedigest.com/nvidia-ocp-2026-vera-rubin-mgx-spectrum6-usfp/), [FourWeekMBA](https://fourweekmba.com/ai-nvidia-opens-vera-rubin-rack-designs-meta-adopts-spectrum-6/), [Constellation Research](https://www.constellationr.com/insights/news/nvidia-contributes-rack-tray-designs-ocp)

At the Open Compute Project (OCP) Global Summit in San Jose on October 12, NVIDIA contributed its Vera Rubin rack and compute-tray designs to OCP through its MGX modular server architecture, the company said on its blog. The MGX 1.2 specifi…

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