The A100 SXM chip, on the other hand, requires Nvidia’s HGX server board, which was custom-designed to support maximum scalability and serves as the basis for the chipmaker’s flagship DGX A100 ...

That one didn't have a Nvidia Arm CPU and needed separate PCIe AI accelerators (A100); the 2025 iteration ... Nvidia also disclosed the DGX Station will use its proprietary ConnectX-8 SuperNIC ...