UEC · Ultra Ethernet Consortium
The industry group defining AI-grade Ethernet transport (UET) with packet spray and modern congestion control.
Current numbers
1.0.3, released 2026-07-16UEC scale-out specification; contract the implemented profile
Oct 14, 2025Broadcom Thor Ultra: industry-first 800G UEC-compliant AI-Ethernet NIC (packet-level multipathing, OOO placement, selective retransmit) — sampling at announcement
2025-06-11Ultra Ethernet Consortium UEC Specification 1.0 released (UET transport, packet spray, UCCM, packet trimming, native RDMA)