
Supermicro SYS-421GE-TNRT 4U Multi-GPU Server
A 4U dual-socket Intel PCIe GPU server supporting up to ten GPUs for AI, HPC, VDI, rendering and visualization.
Description
Product overview
The Supermicro SYS-421GE-TNRT is a 4U dual-root PCIe GPU server supporting up to ten GPUs. It is designed for AI training, HPC, VDI, media, rendering and professional visualization workloads.
Key capabilities
- Up to ten double-width or single-width PCIe GPUs
- Dual 4th or 5th Gen Intel Xeon Scalable processors
- 32 DDR5 ECC DIMM slots
- Thirteen PCIe 5.0 x16 FHFL slots
Technical specifications
| Form factor | 4U rack server |
|---|---|
| Processor | Dual Socket E (LGA-4677), supporting 4th or 5th Gen Intel Xeon Scalable processors |
| GPU | Up to ten double-width or ten single-width supported PCIe GPUs |
| Memory | 32 DDR5 ECC RDIMM slots; up to 4 TB at 1DPC or 8 TB at 2DPC according to Supermicro |
| Storage | Eight front hot-swap 2.5-inch NVMe plus eight 2.5-inch SATA bays by default; options vary; two M.2 NVMe slots |
| Expansion | Thirteen PCIe 5.0 x16 FHFL slots and AIOM/OCP 3.0 support |
| Power | Four 2700 W Titanium-level redundant power supplies |
Configuration note
GPU type, slot population, storage backplane, network cards and power requirements are configuration-dependent. GPULoom confirms the exact Supermicro bill of materials for each inquiry.




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