Jan. 19, 2026 –
NVIDIA is bringing Ethernet networking with co-packaged optics to artificial intelligence (AI) factories, enabling scale-out and scale-across on the NVIDIA Rubin platform with the NVIDIA Spectrum-X Ethernet Photonics.
In this blog post, Ashkan Seyedi, Director of Product Marketing at NVIDIA, explores key optimizations and innovations in the protocol and hardware of Spectrum-X Ethernet Photonics that could enable power-efficient co-packaged optical networks for next generation AI factories.