AMD Helios Enters Production: 12-Stack HBM4 Outmuscles NVIDIA, UALoE Opens AI Network
AMD's second-generation Helios rack-scale AI server enters full production, featuring 72 MI455X GPUs with Samsung's exclusive 12-stack HBM4 (31TB per rack). Compared to NVIDIA's 8-stack design, it offers 50% more memory and 30% lower token cost. Microsoft Azure commits to large-scale deployment, solidifying hyperscaler dual-vendor strategy.