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Overview
The Supermicro SYS‑421GE‑TNRT is a 2U GPU-optimized server designed for high-performance computing (HPC), AI/ML workloads, deep learning, and virtualization. It supports dual AMD EPYC™ processors and multiple high-performance GPUs, providing exceptional computational power, memory bandwidth, and I/O throughput for AI training, inferencing, scientific simulations, and large-scale data analytics.
This server combines dense GPU support, flexible storage options, redundant power supplies, and advanced management capabilities, delivering reliable, scalable, and energy-efficient performance for enterprise data centers, AI research facilities, and cloud infrastructure deployments.
Key Features
- Dual-socket design supporting AMD EPYC™ 7002 / 7003 series processors
- Supports up to 8 full-length, double-width GPU cards for AI/ML, HPC, and deep learning workloads
- Up to 32 DDR4 DIMM slots supporting ECC RDIMM / LRDIMM memory
- High-density storage with multiple hot-swappable NVMe/SATA/SAS drives
- Dual 2,400W Titanium-level hot-plug redundant power supplies (1+1)
- Advanced management: IPMI 2.0, KVM-over-LAN, Supermicro Server Manager
- Security features including TPM 2.0, secure boot, firmware validation, and system lockdown
- Optimized airflow and thermal design for dense GPU deployment
- Ideal for AI/ML, HPC, cloud computing, virtualization, and scientific computing workloads
Specifications
Specification
Detail
Processor / CPU Support
Dual AMD EPYC™ 7002 / 7003 series (Socket SP3)
Maximum CPU TDP Supported
Up to 280W per processor
Memory / DIMMs
32 DIMM slots; DDR4‑3200 ECC RDIMM / LRDIMM
GPU Support
Up to 8 full-length, double-width GPUs (NVIDIA A100, V100, or equivalent)
Drive Bays / Storage
Multiple hot-swappable 2.5″ NVMe/SATA/SAS drive bays
M.2 Slots
2 × M.2 PCIe 4.0 x4 for boot or cache devices
PCIe / Expansion Slots
PCIe 4.0 x16 slots for GPU, NIC, or storage expansion
Power Supplies
Dual 2,400W Titanium-level hot-plug redundant (1+1)
Chassis / Form Factor
2U rackmount
Dimensions (W × H × D)
437 mm × 88 mm × 945 mm
Weight
Net: ~40 kg; Gross: ~50 kg (approx.)
Cooling / Fans
Hot-swappable PWM fans optimized for high-density GPU airflow
Network / Connectivity
OCP 3.0 slots for networking modules; dedicated BMC LAN port
Security / Firmware Protections
TPM 2.0, secure boot, signed firmware, system lockdown
Management / Monitoring
IPMI 2.0, KVM-over-LAN, health sensors, system monitoring, firmware updates
Use Cases / Workload Fit
AI/ML, HPC, deep learning, scientific computing, cloud infrastructure, virtualization
Operating Environment
10 °C to 35 °C; humidity non-condensing
Warranty / Support Options
Standard warranty (typically 1 year); optional extended service and support plans
