Supermicro GPU System GS-A21GPU4T 4U Multi-GPU Storage Optimized

Supermicro GPU System GS-A21GPU4T 4U Multi-GPU Storage Optimized

Brand: Supermicro | Category: GPUs

SKU: GS-A21GPU4T | Part #: GS-A21GPU4T | MPN: GS-A21GPU4T

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About the Supermicro GPU System GS-A21GPU4T 4U Multi-GPU Storage Optimized

The Supermicro GS-A21GPU4T is a 4U multi-GPU storage-optimized system engineered for demanding enterprise AI, machine learning, and high-performance computing workloads. Built on Supermicro's AMD EPYC-based platform, the system is architected to support multiple high-performance GPUs alongside significant local NVMe storage capacity, enabling tightly coupled compute and data pipelines within a single chassis. The design philosophy prioritizes bandwidth density and thermal headroom, accommodating the power and cooling demands of modern data-center-class accelerators.

The GS-A21GPU4T integrates Supermicro's storage-optimized chassis design, offering a combination of U.2 and M.2 NVMe bays alongside traditional SATA/SAS bay options, making it well-suited for workloads where GPU compute must operate in close proximity to large, fast datasets. Dual AMD EPYC processor sockets deliver high PCIe lane counts and large memory address space, supporting the PCIe bandwidth required to keep multiple GPU accelerators fully utilized. The system supports high-capacity DDR4 registered ECC memory across multiple DIMM slots, providing the system memory headroom needed for large model training and inference tasks.

Designed for enterprise datacenter deployment across AI research, scientific simulation, and media processing environments, the GS-A21GPU4T complies with standard 19-inch rack form factors and incorporates redundant hot-swap power supplies and tool-less component access to support operational continuity in production environments. Omnixon Global supplies this system to enterprise and public-sector buyers across the UAE, GCC, EMEA, and APAC regions, supporting datacenter modernization and AI infrastructure buildouts.

Ideal for

  • Large-scale deep learning model training using multi-GPU parallelism with high-throughput local NVMe storage for dataset staging
  • AI inference serving at scale, leveraging multiple GPU accelerators to handle concurrent inference requests with low latency
  • High-performance computing (HPC) simulations in fields such as computational fluid dynamics, genomics, and financial modeling
  • Video transcoding and rendering pipelines requiring GPU acceleration combined with fast local storage for media asset management
  • Data analytics and in-memory database acceleration where large EPYC-based memory capacity pairs with GPU compute offload
  • Enterprise MLOps environments requiring a self-contained compute-and-storage node within a converged GPU cluster architecture

Technical specifications

ManufacturerSupermicro
Manufacturer Part NumberGS-A21GPU4T
Form Factor4U Rackmount
ChassisSupermicro 4U Multi-GPU Storage-Optimized Chassis
Processor PlatformAMD EPYC (SP3 socket, dual-socket)
Processor Sockets2
Memory TypeDDR4 Registered ECC (RDIMM/LRDIMM)
GPU SupportMultiple double-width full-length PCIe GPU accelerators
PCIe StandardPCIe 4.0
Storage BaysMultiple U.2 NVMe and SATA/SAS hot-swap bays
Network InterfaceDual 10GbE onboard (with optional high-speed NIC expansion)
Power SupplyRedundant hot-swap power supply modules
Rack CompatibilityStandard 19-inch rack
Operating System SupportLinux (major enterprise distributions); Windows Server
ManagementSupermicro IPMI 2.0 with HTML5 KVM-over-IP (SMCI BMC)
CoolingHigh-airflow hot-swap fan modules optimized for GPU thermal dissipation
Chassis AccessTool-less component access for drives and expansion cards

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

Technical Specifications

BrandSupermicro
CategoryGPUs
SKUGS-A21GPU4T
Part NumberGS-A21GPU4T
ConditionNew
Manufacturer Part NumberGS-A21GPU4T
Form Factor4U Rackmount
ChassisSupermicro 4U Multi-GPU Storage-Optimized Chassis
Processor PlatformAMD EPYC (SP3 socket, dual-socket)
Processor Sockets2
Memory TypeDDR4 Registered ECC (RDIMM/LRDIMM)
GPU SupportMultiple double-width full-length PCIe GPU accelerators
PCIe StandardPCIe 4.0
Storage BaysMultiple U.2 NVMe and SATA/SAS hot-swap bays
Network InterfaceDual 10GbE onboard (with optional high-speed NIC expansion)
Power SupplyRedundant hot-swap power supply modules
Rack CompatibilityStandard 19-inch rack
Operating System SupportLinux (major enterprise distributions); Windows Server
ManagementSupermicro IPMI 2.0 with HTML5 KVM-over-IP (SMCI BMC)
CoolingHigh-airflow hot-swap fan modules optimized for GPU thermal dissipation
Chassis AccessTool-less component access for drives and expansion cards

Frequently Asked Questions about Supermicro GPU System GS-A21GPU4T 4U Multi-GPU Storage Optimized

What server platforms accept the Supermicro GPU System GS-A21GPU4T 4U Multi-GPU Storage Optimized?

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.