400G vs 800G Optical Transceivers: Where Data Center Networks Stand in 2026
The transition from 400G to 800G optical transceivers is no longer theoretical. It is actively reshaping modern data center design. Today, 400G remains deeply embedded across enterprise, cloud and colocation environments. At the same time, 800G has moved beyond early adoption into scaled deployment across AI clusters, hyperscale fabrics and new greenfield builds. The central question in 2026 is not […]
