NVLink5 scale-up (1.8 TB/s/GPU bidirectional, ~900 GB/s/dir; 130 TB/s NVL72 rack) over ~400G scale-out NIC (~50 GB/s/dir) — keep TP/EP inside scale-up

Name: NVLink5 scale-up (1.8 TB/s/GPU bidirectional, ~900 GB/s/dir; 130 TB/s NVL72 rack) over ~400G scale-out NIC (~50 GB/s/dir) — keep TP/EP inside scale-up
License: https://aidatacenterguide.com/terms#intellectual-property

~18×observed

Value kind	observed — Reported measurements, counts, and specifications keep the precision and scope stated by their source; an exact specification is not treated as a range.
As of	2025
Source	NVIDIA NVLink; SemiAnalysis
Review	checking…review by 2026-11-23 · standard cadence
Recorded changes	last 2026-07-02
Claim id	nvlink5-scale-up-1-8-tb-s-gpu-bidirectional-900

Where the guide uses it

8.5 Scale-Out Topology, Sizing & Oversubscription

← Full numbers register — every date-stamped figure in the guide, with revision history.