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18 Mar 2025Form Number
LP2171PDF size
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Abstract
The ThinkSystem NVIDIA RTX A400 4GB PCIe Gen4 Active GPU is built on the NVIDIA Ampere GPU architecture and brings the power of AI and ray tracing acceleration to entry-level workstations, making it accessible to more professionals. The RTX A400 GPU features 768 CUDA Cores, 24 third-generation Tensor Cores, six second-generation RT Cores, and 4GB of GDDR6 graphics memory.
This product guide provides essential presales information to understand the RTX A400 GPU and its key features, specifications, and compatibility. This guide is intended for technical specialists, sales specialists, sales engineers, IT architects, and other IT professionals who want to learn more about the RTX A400 GPU and consider its use in IT solutions.
Introduction
The ThinkSystem NVIDIA RTX A400 4GB PCIe Gen4 Active GPU is built on the NVIDIA Ampere GPU architecture and brings the power of AI and ray tracing acceleration to entry-level workstations, making it accessible to more professionals. The RTX A400 GPU features 768 CUDA Cores, 24 third-generation Tensor Cores, six second-generation RT Cores, and 4GB of GDDR6 graphics memory.
The RTX A400 GPU delivers the performance, AI capabilities, enterprise reliability, and features professionals need in a small-form-factor solution.
Figure 1. ThinkSystem NVIDIA RTX A400 4GB PCIe Gen4 Active GPU
Did you know?
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Part number information
The following table shows the part numbers for the RTX A400 GPU.
The RTX A400 GPU is not Controlled which means the GPU is unrestricted and is available in all markets.
The option part numbers includes the following:
- One RTX A400 GPU
- Full-height (3U) and Low profile (2) adapter brackets
- Documentation flyer
Features
The RTX A400 GPU is an efficient, single slot professional solution for CAD, DCC, financial service industry (FSI) and visualization professionals in general looking to reach great performance in a compact form factor. Building upon the enhancements from the Turing GPU, the NVIDIA Ampere architecture enhances ray tracing operations, tensor matrix operations, and concurrent executions of FP32 and INT32 operations.
Key features:
- Second-generation RT Cores
- Third-generation Tensor Cores
- Four Mini DisplayPort 1.4a
- AV1 decode support
- DisplayPort with audio
- NVIDIA RTX Experience
- NVIDIA RTX Desktop Manager software
- NVIDIA RTX IO support
- HDCP 2.2 support
- NVIDIA Mosaic technology
- PCI Express Gen 4 host interface
Key workloads:
- Design and Visualization
- Digital Content Creation
- Computer-Aided Design
- Multi-Display Work Environments
- Edge Computing Applications
- Productivity Applications
Technical specifications
The following table lists the specifications of the RTX A400 GPU.
Server support
The following tables list the ThinkSystem servers that are compatible.
NVIDIA GPU software
This section lists the NVIDIA software that is available from Lenovo.
NVIDIA HPC Compiler Software
Regulatory approvals
The RTX A400 GPU has the following regulatory approvals:
- RCM
- BSMI
- CE
- FCC
- ICES
- KCC
- cUL, UL
- VCCI
Operating environment
The RTX A400 GPU has the following operating characteristics:
- Ambient temperature
- Operational: 0°C to 50°C (-5°C to 55°C for short term*)
- Storage: -40°C to 75°C
- Relative humidity:
- Operational: 5-85% (5-93% short term*)
- Storage: 5-95%
* A period not more than 96 hours consecutive, not to exceed 15 days per year.
Warranty
One year limited warranty. When installed in a Lenovo server, the GPU assumes the server’s base warranty and any warranty upgrades.
Related publications
For more information, refer to these documents:
- ThinkSystem and ThinkAgile GPU Summary:
https://lenovopress.lenovo.com/lp0768-thinksystem-thinkagile-gpu-summary - ServerProven compatibility:
https://serverproven.lenovo.com/ - NVIDIA RTX A400 product page:
https://www.nvidia.com/en-us/design-visualization/rtx-a400/
Trademarks
Lenovo and the Lenovo logo are trademarks or registered trademarks of Lenovo in the United States, other countries, or both. A current list of Lenovo trademarks is available on the Web at https://www.lenovo.com/us/en/legal/copytrade/.
The following terms are trademarks of Lenovo in the United States, other countries, or both:
Lenovo®
ServerProven®
ThinkAgile®
ThinkSystem®
The following terms are trademarks of other companies:
AMD is a trademark of Advanced Micro Devices, Inc.
Intel® is a trademark of Intel Corporation or its subsidiaries.
DirectX® is a trademark of Microsoft Corporation in the United States, other countries, or both.
Other company, product, or service names may be trademarks or service marks of others.
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