AMD
AMD Instinct MI455X Helios 72-GPU Rack (HPE)
AMD Instinct MI455X Helios rack — HPE’s liquid-cooled, double-wide OCP platform with 72 GPUs and up to 31 TB HBM4, offered for pre-order allocation.
AMD Helios AI Rack by HPE combines 72 AMD Instinct MI455X GPUs with an open, rack-scale architecture for large-model training and inference. The MI455X uses AMD CDNA 5 and HBM4 memory. HPE describes a double-wide Open Rack Wide design with liquid cooling and an Ethernet-based UALoE scale-up fabric developed with Broadcom and HPE Juniper Networking. This is a complete rack deployment: facility cooling, power and network integration need to be scoped together. Pre-order allocation and the final build are confirmed for the requested deployment. Configuration and availability confirmed at quote.
Specifications
| Accelerator architecture | AMD Instinct MI455X (CDNA 5) |
|---|---|
| GPUs per rack | 72× AMD Instinct MI455X |
| GPU memory | Up to 432 GB HBM4 per GPU · up to 31 TB per rack |
| GPU interconnect | UALink over Ethernet (UALoE) · HPE Juniper Networking scale-up fabric |
| Form factor | Double-wide OCP Open Rack Wide · unit of sale: complete Helios rack |
| Cooling | Liquid-cooled |
| Condition | New |
Specifications shown are headline figures. Confirm full configuration details when you request a quote.
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