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NF5448A6 is a GPU server for HPC + AI computational optimization. The system adopts a balanced design of both high performance and high expandability. It has two AMD EPYC Milan/Milan-X CPUs and four powerful NVIDIA Ampere tensor core GPUs connected via a high-speed NVLink within its 4U space. It provides a higher CPU:GPU computing power ratio for HPC applications. It also has rich storage and I/O expansion capabilities to help users access industry-leading SXM4 interface Ampere GPU technology more conveniently and cost-effectively, while providing a powerful and leading HPC + AI computing system.

Key Features
  • Leading System for Efficient Computing

    2x 7nm AMD EPYC 7003 series multi-core processors support advanced AMD 3D V-Cache™ Technology

    4x Ampere SXM4 Tensor Core GPUs through NVLink interconnect with total GPU memory of 320GB

    The CPU to GPU ratio is 1:2, providing balanced computing power for AI&HPC applications

  • High Scalability for Full-scenario Adaptation

    Up to 32x DDR4 (3200MT/s) memory system configuration provides high capacity and wide bandwidth data throughput for HPC and AI computing

    Rich storage and I/O expansion can configure multiple high-speed networks and hard disk devices

    Highest scalability among similar products meets the requirements for multi-network expansion and large-capacity local storage for full-scenario applications

  • Optimization Design for AI+Science Application

    GPU:IB:NVMe=1:1:1. GPU Direct technology is supported to realize fast data transmission and network communication

    Supports N+N redundancy hot plug titanium/platinum power supply, ensuring the power supply quality and reliability of the system

Technical Specifications




4* SXM4 NVIDIA Ampere Tensor Core GPU


2* AMD® EPYC 7003 processor, TDP up to 280W


32* DDR4 RDIMMs / LRDIMM, up to 3200MT/s


8* 2.5” SSD (up to 4 U.2 NVME)


2* NVMe/SATA M.2,Rear 4* NVMe M.2

PCIe extension

5* PCIe 4.0 x16 slot

Front I/O

2* USB 3.0 port , 1* VGA port, 1* head phone port

Rear I/O

1* RJ45 Management port


1* RAID Card, support RAID0/1/5/6/10, support Cache super capacitor protection


Built-in BMC remote management module,support Redfish/IPMI/SOL/KVM


4* 3000W_80Plus Titanium/Platinum PSU, N+N Redundant


N+1 Redundant hot swap fans

Operating System

Red Hat 8.3 64bit、CentOS 8.3、Ubuntu 20.04、Vmware 7.0u2 (or high edition)


W*H*D 448mm*175.35mm*835.39mm


Net weight 54kg(Cross weight:82kg)




Working temperature:10℃~35℃;  Storage temperature:-40℃~70℃

Working humidity:10%~80% R.H.;Storage humidity:10%~93% R.H.

The working temperature is from 0 ℃ to 40 ℃ at 0 to 1000 meters (3300 feet);

Operating temperature 5 ℃ ~ 32 ℃ from 1000 to 3050 m (10000 feet)

Relevant Information