Broadcom Thor Ultra announced as the industry's first 800G AI-Ethernet NIC with full UEC-specification feature compliance (Broadcom's claim) — packet-level multipathing, out-of-order placement to XPU memory, selective retransmission, programmable congestion control; sampling at announcement
Oct 14, 2025observed
| 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. |
|---|---|
| Caveat | 'Sampling with select customers' at announcement; no public volume-shipment announcement found as of 2026-08. UEC compliance is Broadcom's product claim; no public certification program exists yet. |
| As of | 2025-10 |
| Source | Broadcom |
| Review | checking…review by 2026-11-13 · standard cadence |
| Recorded changes | last 2026-08-24 · 2 revisions tracked |
| Claim id | thor-ultra-first-800g-uec-nic |
Where the guide uses it
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