UALink
An open scale-up interconnect standard for up to 1,024 accelerators, the multi-vendor alternative to NVLink.
Current numbers
Common 2.0 / DL-PL 2.0 / Manageability 1.0 / Chiplet 1.01UALink component documents; implementation still qualifies
1,024UALink 200G 1.0 specification limit, ratification announced 2025-04-08