Supermicro SuperServer SYS-4U-H100PCIe — 4x NVIDIA H100 PCIe 80GB Gen5 System

Supermicro SuperServer SYS-4U-H100PCIe — 4x NVIDIA H100 PCIe 80GB Gen5 System

Brand: Supermicro | Category: GPUs

SKU: SYS-421GT-HNR | Part #: SYS-421GT-HNR | MPN: SYS-421GT-HNR

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About the Supermicro SuperServer SYS-4U-H100PCIe — 4x NVIDIA H100 PCIe 80GB Gen5 System

AI training and high-performance compute workloads demand the NVIDIA Hopper architecture, and the Supermicro SuperServer SYS-4U-H100PCIe delivers exactly that foundation. This 4U rackmount system accommodates up to 4x NVIDIA H100 PCIe 80GB GPUs, each featuring 80GB of HBM2e memory and 700 GB/s memory bandwidth, all connected via PCIe Gen 5 for maximum data throughput. Built around dual 4th Gen Intel Xeon Scalable Processors (Socket LGA-4677), the platform pairs GPU acceleration with enterprise-grade CPU compute, while 16x DDR5 Registered ECC DIMM slots ensure system stability under sustained workloads.

For IT infrastructure teams and AI infrastructure specialists, this Supermicro system (part number SYS-421GT-HNR) balances density, performance, and manageability. The redundant hot-swap 80 PLUS Titanium power supplies and high-airflow redundant fan design maintain thermal performance even under full GPU TDP operation. Connectivity includes dual 10GBase-T onboard LAN (Intel), NVMe M.2 support, and 4x 3.5-inch hot-swap SATA/SAS drive bays for flexible storage configurations. Enterprise management features—IPMI 2.0, Redfish API, and dedicated BMC management—enable seamless integration into existing data center orchestration frameworks. Support for Windows Server, Red Hat Enterprise Linux, Ubuntu, and VMware ESXi ensures broad compatibility across common enterprise environments.

Typical Deployment Scenarios

  • Large-scale AI model training and fine-tuning with multi-GPU orchestration across Hopper-based acceleration
  • Deep learning inference pipelines requiring sustained GPU throughput and low-latency data movement via PCIe Gen 5
  • High-performance computing clusters for scientific simulation and computational research requiring redundant power and active thermal management
  • Enterprise machine learning platforms consolidating multiple accelerated workloads within a single 4U footprint
  • Data center modernization projects upgrading from older GPU generations to current Hopper-based HPC infrastructure

For detailed specifications, availability, and custom configuration options for the Supermicro SYS-421GT-HNR, contact the Omnixon Global technical team to submit an RFQ.

Technical Specifications

BrandSupermicro
CategoryGPUs
SKUSYS-421GT-HNR
Part NumberSYS-421GT-HNR
ConditionNew
Manufacturer Part NumberSYS-421GT-HNR
Form Factor4U Rackmount
GPU SupportUp to 4x NVIDIA H100 PCIe 80GB
GPU ArchitectureNVIDIA Hopper
GPU Memory per Card80GB HBM2e
GPU Memory Bandwidth per Card700 GB/s
PCIe GenerationPCIe Gen 5
CPU SupportDual 4th Gen Intel Xeon Scalable Processors (Socket LGA-4677)
Memory TypeDDR5 Registered ECC (RDIMM)
Memory Slots16x DIMM slots
Storage Bays4x 3.5-inch hot-swap SATA/SAS drive bays
NVMe SupportNVMe M.2 support via onboard slots
NetworkingDual 10GBase-T onboard LAN (Intel)
Power SupplyRedundant hot-swap 80 PLUS Titanium power supplies
System ManagementIPMI 2.0, Redfish API, dedicated BMC management port
Operating System SupportWindows Server, Red Hat Enterprise Linux, Ubuntu, VMware ESXi
Chassis Dimensions4U rackmount chassis
CoolingHigh-airflow redundant fan design for sustained GPU TDP operation
Expansion SlotsMultiple PCIe Gen 5 expansion slots
Target WorkloadsAI/ML training, deep learning inference, HPC, data analytics

Frequently Asked Questions about Supermicro SuperServer SYS-4U-H100PCIe — 4x NVIDIA H100 PCIe 80GB Gen5 System

What server platforms accept the Supermicro SuperServer SYS-4U-H100PCIe — 4x NVIDIA H100 PCIe 80GB Gen5 System?

Reference servers include Dell PowerEdge XE9680 / XE9712, HPE Cray XD670, Lenovo ThinkSystem SR685a / SR675 V3, Supermicro AS-A21GE / SYS-821GE, Gigabyte G593 / G894, ASUS ESC. Share your target platform in the RFQ and we will confirm chassis-to-GPU compatibility and recommended NIC pairing.

How long is the lead time on AI GPUs?

Highly model-dependent. L40S / RTX-class: typically 3-6 weeks. H100/H200/B200 in SXM form factor: 12-16 weeks for whole-platform allocations. We quote genuine-channel ETAs only — no grey-market promises.

Do you supply matched networking (Quantum InfiniBand / Spectrum-X)?

Yes — Omnixon stocks the full NVIDIA networking lineup (Quantum-2 / Quantum-X InfiniBand, Spectrum-X Ethernet, ConnectX NICs, BlueField DPUs) so we can quote a complete training-cluster BOM, not just the GPUs.

Can you help with NVIDIA AI Enterprise licensing?

Yes. We hold genuine-channels for NVIDIA AI Enterprise software subscriptions. Add it to your RFQ and we quote node-aligned licensing along with the hardware.