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$9,526.66
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Supermicro SYS-421GE-TNRT 4U GPU Server Barebone, Dual Socket E (LGA-4677) 4th Gen Intel® Xeon® Scalable processors.
- Key Applications: Web Server, Firewall Application, Data Center Optimized, Value IaaS, Cloud Computing, Compact Server, DNS & Gateway Servers, Firewall ApplicationCDN, Edge Nodes
- Key Features: 32 DIMM slots Up to 8TB: 32x 256 GB DRAM Memory Type: 4800MHz ECC DDR5
- 13 PCIe Gen 5.0 X16 FHFL Slots
- -AIOM/OCP 3.0 Support
- 8x 2.5" Hot-swap SATA drive bays
- 8x HOT SWAP 2.5” SATA/SAS (AOC required)
- 8x2.5" Hot-swap NVMe drive bays
- 8 Hot-Swap Heavy Duty Fans with Optimal Fan Speed Control
- 4x 2700W (2+2) Redundant Power Supplies, Titanium Level
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Learn more about the Supermicro SYS-421GE-TNRT
| Brand | SUPERMICRO |
|---|---|
| Model | SYS-421GE-TNRT |
| Form Factor | 4U Rackmount |
| Workload | AI/ML/HPC |
| CPU Type | Intel Xeon |
|---|---|
| CPU Socket | LGA 4677 |
| Installed CPU | No CPU Installed |
| Max Processors | 2 |
| CPU Features | 4th Gen Intel Xeon Scalable processors Future support for the upcoming 5th Gen Intel Xeon processors Supports up to 350W TDP CPUs (Air Cooled) Supports up to 350W TDP CPUs (Liquid Cooled) |
| North Bridge | Intel C741 |
|---|
| Memory Slots | 32 x 288Pin |
|---|---|
| Installed Memory Size | No Memory Installed |
| Max Memory Supported | Up to 8TB: 32 x 256 GB DRAM |
| Memory Type Supported | DDR5 4800 |
| ECC Supported | Yes |
| Installed HDD | No Storage Installed |
|---|---|
| M.2 | 2 x M.2 NVMe |
| GPU/VPU | Max GPU Count: Up to 10 double-width or 10 single-width GPU(s) Supported GPU: NVIDIA PCIe: A100, L40S, A10, H100, L40 CPU-GPU Interconnect: PCIe 5.0 x16 Switch Dual-Root GPU-GPU Interconnect: NVIDIA NVLink Bridge (optional) |
|---|
| PCI Express | 12 x PCIe 5.0 x16 FHFL slot(s) 1 x PCIe 5.0 X16 FHFL slot(s) |
|---|
| First LAN | Intel X710-AT2 |
|---|---|
| Max. LAN Speed | 10 Gigabit |
| Hot-Swap Bays | 24 x 2.5" hot-swap NVMe/SATA/SAS drive bays (8x 2.5" NVMe hybrid; 8x 2.5" NVMe dedicated) |
|---|
| VGA | 1 |
|---|---|
| RJ45 | 2 |
| Temperature | Operating Temperature: 10°C ~ 35°C (50°F ~ 95°F) Non-operating Temperature: -40°C to 60°C (-40°F to 140°F) |
|---|---|
| Humidity | Operating Relative Humidity: 8% to 90% (non-condensing) Non-operating Relative Humidity: 5% to 95% (non-condensing) |
| Features | Cryptographically Signed Firmware Secure Boot Secure Firmware Updates Automatic Firmware Recovery Supply Chain Security: Remote Attestation Runtime BMC Protections System Lockdown |
|---|
| Dimensions | 7" x 17.2" x 29" |
|---|---|
| Weight | 65.5 lbs. |
| First Listed on Newegg | October 31, 2023 |
|---|
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 1 year
- Limited Warranty period (labor): 3 years
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-408-503-8000
- Support Website
- View other products from Supermicro
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The Supermicro SYS-421GE-TNRT is a dual-socket 4U GPU server barebone for organizations building AI/ML, HPC, or data-center systems that need support for up to 10 double-width GPUs, large DDR5 ECC memory capacity, and PCIe 5.0 expansion; CPUs, memory, and storage are not included.
Recommended For
- AI and deep-learning teams running sustained GPU training or inference in a rack: the system is designed for up to 10 PCIe GPUs and is positioned for AI and deep-learning workloads.
- HPC and research groups that need a shared, rack-mounted compute node for GPU-accelerated workloads, with dual Xeon support and extensive memory capacity.
- Teams serving GPU-backed VDI, cloud gaming, or media and video workloads from a data center rather than from individual desktop workstations.
- 3D rendering, animation, and visualization teams that want to consolidate GPU compute into a rack server for shared or batch workloads.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | AI/ML/HPC server workloads needing a 4U rackmount platform with support for up to two Intel Xeon processors and up to 10 GPUs |
| Processor And Platform | Dual-socket LGA 4677 platform for 4th Gen Intel Xeon Scalable processors, with future support for 5th Gen; CPUs are not included, and supported CPUs can have up to 350W TDP with air or liquid cooling; Intel C741 chipset |
| Memory Configuration | 32 x 288-pin slots support DDR5-4800 ECC memory, up to 8TB using 32 x 256GB modules; memory is not included |
| GPU And Expansion | Supports up to 10 double- or single-width GPUs, including NVIDIA A100, L40S, A10, H100, and L40; 13 PCIe 5.0 x16 FHFL slots, dual-root PCIe 5.0 x16 CPU-GPU switching, and optional NVIDIA NVLink bridging |
| Storage And Drive Bays | 24 hot-swap 2.5-inch NVMe/SATA/SAS bays, including 8 NVMe hybrid and 8 NVMe dedicated bays; 2 M.2 NVMe slots; no storage installed |
| Networking And I/O | Intel X710-AT2 LAN with up to 10 Gigabit speed, 2 RJ45 ports, and 1 VGA connector |
| Security And Firmware | Cryptographically signed firmware, Secure Boot, secure firmware updates, automatic firmware recovery, remote attestation for supply-chain security, runtime BMC protections, and system lockdown |
| Operating Environment | Operating temperature 10°C to 35°C and relative humidity 8% to 90% non-condensing; non-operating temperature -40°C to 60°C and relative humidity 5% to 95% non-condensing |
| Chassis And Form Factor | 4U rackmount chassis measuring 7 x 17.2 x 29 inches and weighing 65.5 lb |
| Model Identifiers | Supermicro SYS-421GE-TNRT |