Omnixon Global
Supermicro 2U 4-GPU Universal GPU Server SYS-221GE-TNHR

Supermicro 2U 4-GPU Universal GPU Server SYS-221GE-TNHR

Brand: Supermicro | Category: GPUs

SKU: SYS-221GE-TNHR | Part #: SYS-221GE-TNHR | MPN: SYS-221GE-TNHR

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About the Supermicro 2U 4-GPU Universal GPU Server SYS-221GE-TNHR

The Supermicro SYS-221GE-TNHR is a 2U Universal GPU Server engineered to support up to four double-wide GPU accelerators in a dense, high-performance chassis. Built on the Intel Xeon Scalable (Sapphire Rapids) platform with dual processor sockets, the system delivers the PCIe 5.0 bandwidth and NVLink-ready infrastructure required for the most demanding AI training, inferencing, and HPC workloads. The server accommodates industry-leading GPUs including NVIDIA H100, A100, and L40S form factors, making it a flexible foundation for enterprise AI infrastructure that must evolve with accelerator generations.

The SYS-221GE-TNHR integrates a high-capacity DDR5 memory subsystem with 32 DIMM slots supporting up to 8TB of registered ECC memory, ensuring that data-intensive workloads such as large language model training and real-time analytics are not memory-constrained. The chassis incorporates Supermicro's advanced thermal design with high-airflow hot-swap fans and GPU-optimized airflow pathways, sustaining full GPU TDP under continuous datacenter operating conditions. Storage flexibility is addressed through multiple NVMe M.2 and U.2 bays alongside SATA support, accommodating fast local scratch storage for GPU workloads.

Network connectivity is anchored by dual 10GbE NBASE-T ports for management and production traffic, complemented by MCIO and OCP 3.0 mezzanine expansion slots that enable high-bandwidth interconnects such as InfiniBand HDR/NDR or 100/200/400GbE for GPU cluster fabric integration. The system ships with an IPMI-based Baseboard Management Controller supporting Redfish and SMASH CLP for out-of-band management, fitting seamlessly into enterprise orchestration environments including Kubernetes with GPU operator support, VMware vSphere, and bare-metal AI platform deployments across datacenter and colocation facilities.

Ideal for

  • Large language model (LLM) training and fine-tuning requiring multi-GPU parallelism across H100 or A100 accelerators
  • Enterprise AI inferencing at scale for computer vision, NLP, and recommendation engine workloads
  • High-performance computing (HPC) simulations in life sciences, computational fluid dynamics, and financial risk modeling
  • GPU-accelerated data analytics and ETL pipelines processing large datasets in real time
  • Multi-tenant GPU cloud infrastructure for private cloud and managed AI-as-a-service environments
  • Rendering, virtual production, and media processing workloads requiring sustained multi-GPU throughput in broadcast and post-production facilities

Technical specifications

ManufacturerSupermicro
Part NumberSYS-221GE-TNHR
Form Factor2U Rackmount
Processor SupportDual 4th Gen Intel Xeon Scalable (Sapphire Rapids) LGA-4677
Max GPU Support4x Double-wide PCIe GPU accelerators
GPU Slot InterfacePCIe 5.0 x16
Memory Slots32x DDR5 DIMM slots
Max Memory8TB DDR5 ECC RDIMM/3DS RDIMM
Memory SpeedUp to DDR5-4800
Storage Bays2x NVMe M.2 (SATA/PCIe), 4x NVMe U.2, SATA support via HBA
Network Ports2x 10GbE NBASE-T (Intel X550)
Expansion SlotsOCP 3.0 mezzanine slot, MCIO connectors for GPU interconnect
ManagementIPMI 2.0 with dedicated LAN, Redfish API, SMASH CLP, Supermicro IPMI Web GUI
Power SupplyDual redundant 3000W Titanium-level power supplies (80 PLUS Titanium)
CoolingHot-swap redundant high-airflow fans with GPU-optimized airflow
Operating Temperature10°C to 35°C (50°F to 95°F)
Dimensions (W x D x H)17.2 x 33.5 x 3.5 in (437 x 851 x 89 mm)
ChassisSupermicro CSE-219GTS series
OS SupportLinux (Ubuntu, RHEL, CentOS), Windows Server; container-ready with Kubernetes GPU Operator

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.

Technical Specifications

BrandSupermicro
CategoryGPUs
SKUSYS-221GE-TNHR
Part NumberSYS-221GE-TNHR
ConditionNew
Form Factor2U Rackmount
Processor SupportDual 4th Gen Intel Xeon Scalable (Sapphire Rapids) LGA-4677
Max GPU Support4x Double-wide PCIe GPU accelerators
GPU Slot InterfacePCIe 5.0 x16
Memory Slots32x DDR5 DIMM slots
Max Memory8TB DDR5 ECC RDIMM/3DS RDIMM
Memory SpeedUp to DDR5-4800
Storage Bays2x NVMe M.2 (SATA/PCIe), 4x NVMe U.2, SATA support via HBA
Network Ports2x 10GbE NBASE-T (Intel X550)
Expansion SlotsOCP 3.0 mezzanine slot, MCIO connectors for GPU interconnect
ManagementIPMI 2.0 with dedicated LAN, Redfish API, SMASH CLP, Supermicro IPMI Web GUI
Power SupplyDual redundant 3000W Titanium-level power supplies (80 PLUS Titanium)
CoolingHot-swap redundant high-airflow fans with GPU-optimized airflow
Operating Temperature10°C to 35°C (50°F to 95°F)
Dimensions (W x D x H)17.2 x 33.5 x 3.5 in (437 x 851 x 89 mm)
ChassisSupermicro CSE-219GTS series
OS SupportLinux (Ubuntu, RHEL, CentOS), Windows Server; container-ready with Kubernetes GPU Operator

Frequently Asked Questions about Supermicro 2U 4-GPU Universal GPU Server SYS-221GE-TNHR

What server platforms accept the Supermicro 2U 4-GPU Universal GPU Server SYS-221GE-TNHR?

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.