By Cliff Robinson
Publication Date: 2025-12-02 18:17:00
Today saw a number of announcements, but one that we wanted to focus on was that HPE is bringing the fruits of its Juniper Networks acquisition to its 2026 AI racks from AMD. Unlike NVIDIA, AMD does not makes its switch chips, instead opting for an open ecosystem. That means players like HPE can plug in their own networking solutions.
HPE brings Juniper Networking into its AMD Helios Rack-Scale AI Orbit
Just as a quick refresher, the AMD Helios AI rack takes 72 of the AMD Instinct MI455X GPUs and puts them into a rack as a scale-up domain.
At OCP 2025, we saw a reference AMD Helios rack as well as one from Meta. One of the notable differences was where the power and two levels of networking sit in the racks.
In both racks, the set of switches that handle the scale-up domain for inter-GPU traffic within the rack are found in the center trays….