internal ASIC sync error (Spectrum) and ConnectX-class NIC timestamp variance

Name: internal ASIC sync error (Spectrum) and ConnectX-class NIC timestamp variance
License: https://aidatacenterguide.com/terms#intellectual-property

< 4 nsobserved

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	2022-09
Source	NVIDIA Technical Blog (Spectrum / ConnectX timestamping) · Section discussing synchronized timestamps across Spectrum ASIC hardware units: errors smaller than 4 ns
Review	checking…review by 2026-08-17 · standard cadence
Recorded changes	last 2026-09-16 · 2 revisions tracked
Claim id	internal-asic-sync-error-spectrum-and-connectx

Where the guide uses it

8.7 Management, Out-of-Band Fabric & PTP/IEEE-1588 Timing

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