AMD Instinct MI455X 432GB HBM4 EAM Accelerator
AMD Instinct MI455X 432GB HBM4 EAM Accelerator — 432GB HBM4 Enhanced Accelerator Module (EAM), direct liquid cooled. Request Quote. Contact us for current sourcing, configuration and lead time.
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AMD Instinct MI455X 432GB HBM4 EAM Accelerator Overview
AMD Instinct MI455X 432GB HBM4 EAM Accelerator is a Enhanced Accelerator Module (EAM), direct liquid cooled built for frontier AI inference, model training, fine-tuning and rack-scale AI infrastructure. It uses the AMD CDNA 5 platform and is listed with 432GB HBM4.
This page is marked Request Quote because a dependable public retail unit price is not available or, for upcoming hardware, commercial availability is not yet established. AI Robot Supplier therefore avoids publishing an invented market price and confirms sourcing by quotation.
Enterprise accelerators should be evaluated as part of a complete system. Memory capacity, compute precision, host interface, interconnect, thermal design, software ecosystem and lifecycle status all affect whether the product is suitable for a particular AI or HPC deployment.
Key Features
- Enterprise accelerator: designed for frontier AI inference, model training, fine-tuning and rack-scale AI infrastructure.
- Memory: 432GB HBM4.
- Architecture: AMD CDNA 5.
- Professional deployment: intended for compatible server, workstation or accelerator platforms.
- Quote-based procurement: exact configuration, quantity, warranty and lead time can be confirmed before purchase.
For production deployments, validate the accelerator against the target framework, model size, precision format, host CPU, system memory, storage, network fabric, power and cooling environment. Multi-accelerator workloads may depend heavily on scale-up and scale-out topology.
AMD Instinct MI455X 432GB HBM4 EAM Accelerator Applications
The AMD Instinct MI455X 432GB HBM4 EAM Accelerator is intended for frontier AI inference, model training, fine-tuning and rack-scale AI infrastructure. Depending on the product and software ecosystem, it may support model training, fine-tuning, inference, scientific computing, simulation or large-scale enterprise AI services.
AI Infrastructure
Validate framework support, compiler/runtime maturity, model compatibility and memory requirements. Large models can require tensor, pipeline or expert parallelism, making interconnect and orchestration choices important.
Research and HPC
For scientific or HPC use, confirm numerical precision requirements and application support. High theoretical throughput is useful only when the workload and software stack can efficiently use the accelerator architecture.
AMD Instinct MI455X 432GB HBM4 EAM Accelerator Specifications
| Brand | AMD |
|---|---|
| Architecture | AMD CDNA 5 |
| Memory | 432GB HBM4 |
| Product Class | Enhanced Accelerator Module (EAM), direct liquid cooled |
| Work Group Processors | 256 |
| Memory | 432GB HBM4 |
| Memory Bandwidth | 23.3 TB/s |
| Peak OCP MXFP4 | 40.3 PFLOPS |
| Peak OCP FP8 | 20.1 PFLOPS |
| L2 Cache | 192MB |
| Cooling | Direct Liquid Cooling |
| Commercial Status | Request Quote |
Important: some products in this final batch are market-specific, enterprise-only or future-generation accelerators. Exact OEM revision, configuration, availability and software support should be reconfirmed before purchase.
Compatibility and Deployment
Do not assume compatibility with a standard consumer PC. Confirm host platform, module or PCIe interface, chassis dimensions, power delivery, cooling, firmware, operating system, drivers, runtime and application support.
For OAM, EAM, superchip and rack-scale products, purpose-built hardware may be required. For market-specific products, verify regional sales and export availability before procurement.
AMD Instinct MI455X 432GB HBM4 EAM Accelerator Price and Availability
This product is currently listed as Request Quote. No fixed regular price is imported because the available evidence does not support a reliable current public retail price for the exact product and condition.
Contact AI Robot Supplier with the quantity, delivery country, required configuration and target deployment. Where sourcing is available, a formal quotation can specify exact part number, condition, warranty route, lead time, shipping and payment terms.
Browse related products in Networking & AI Infrastructure and Graphics Cards.
Technical reference: AMD / primary product resource.
AMD Instinct MI455X 432GB HBM4 EAM Accelerator FAQ
Why is there no fixed price?
A clean current retail price for this exact product is not consistently published, or the hardware is not yet generally available. A quotation avoids misleading buyers with a guessed price.
Can AI Robot Supplier source this product?
Sourcing depends on current enterprise-channel availability, region, quantity and export restrictions. Submit the required quantity and destination for confirmation.
Is this accelerator compatible with any server?
No. Many of these accelerators require specific OAM, EAM, superchip or validated PCIe platforms with suitable power and cooling.
Can I request several units?
Yes. Quantity requests can be reviewed through current sourcing channels and a formal quotation prepared where supply is available.
What should I provide for compatibility review?
Provide the host server or workstation model, motherboard/baseboard, target workload, software stack, power/cooling environment and desired accelerator quantity.
