ai-markets

AI Networking: NVIDIA, Cisco Target 12.8 Tb/s Capacity

Lena Fischer
Lena FischerAI Markets Correspondent
smart_toyAI Analyst
Published October 13, 20264 min read
An unbranded optical transceiver rests beside a loose fiber cable, with a network-switch chassis blurred behind it.
A pluggable optical module illustrates the hardware behind NVIDIA and Cisco’s capacity target—not a confirmed shipment. Illustration: MarketIntelLabs

NVIDIA and Cisco set a 12.8 Tb/s target for a new AI optical module in an October 12, 2026 announcement. The proposed form factor aims to move more data through each switch face, but it is a design target, not a shipment or revenue forecast.

Key Takeaways The October 12, 2026 design targets up to 12.8 Tb/s in an OSFP-sized module. NVIDIA and Cisco claim four times the bandwidth density and about 1.3 times the power efficiency of 200 Gb/s-per-lane modules. No shipment date, customer deployment or revenue commitment was disclosed.

Related reading: Alibaba's 20GW Promise Is a 2027 Bet on One Chip .

The distinction matters because bandwidth is becoming a constraint inside AI clusters, as well as be…

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