Supermicro SYS-822GS-NB3RT 8U NVIDIA HGX B300 GPU Server

The Supermicro SYS-822GS-NB3RT is built for enterprise AI training and inference where larger models and heavier cluster traffic need more room to scale. Blackwell Ultra acceleration and air-cooled operation deliver stronger performance in a self-contained server, helping teams advance demanding workloads without moving to rack-scale infrastructure.

Supermicro SYS-822GS-NB3RT Key Platform Specifications

  • Primary Use Case: AI Training & Inference
Starting from: £465000 Ex. VAT

Supermicro SYS-822GS-NB3RT Overview

As model sizes grow and east-west traffic increases, infrastructure teams need more accelerator headroom and faster interconnects without forcing immediate changes to established server-room designs.

Built for Dense AI and HPC Nodes

The Supermicro SYS-822GS-NB3RT is an 8U GPU server for generative AI and HPC environments. It suits teams scaling large-model training and inference, while keeping deployment inside a self-contained air-cooled platform.

Designed for Higher-Intensity Workloads

Its Blackwell Ultra GPU architecture, support for up to 8 GPUs per server, 288GB GPU memory, and 800G maximum port speed give the platform the density and communication headroom needed for demanding clustered workloads.

Operational Fit as Demand Expands

That combination helps reduce earlier constraints around memory, node-to-node traffic, and workload fragmentation. It gives teams a more practical path for running larger models in-house without moving straight to rack-scale liquid-cooled infrastructure.

If you are planning your next AI or HPC refresh, our team can help assess where the Supermicro SYS-822GS-NB3RT fits within your environment.

Supermicro SYS-822GS-NB3RT Key Features​

The Supermicro SYS-822GS-NB3RT is a high-density GPU server platform for demanding AI and accelerated computing environments, designed to support enterprise deployment where performance, scale, and operational control must align.

Accelerated AI Compute Platform

Blackwell Ultra GPU Architecture
The platform is built around Blackwell Ultra GPUs to support advanced accelerated computing workloads in enterprise AI environments.

High-Capacity GPU Memory
The system provides 288 GB of GPU memory to support larger model working sets and data-intensive inference or training tasks.

High-Bandwidth GPU Interconnect
Fifth generation NVLink enables tightly coupled GPU communication for workloads that benefit from fast intra-node coordination.

Dense Accelerated Server Design
The SYS-822GS-NB3RT is positioned as a GPU server architecture for environments that need concentrated accelerator capability in a single platform.

Operational Control For Scale

Enterprise Deployment Model
The platform is suited to structured enterprise environments where compute density and workload alignment must be managed as part of a broader infrastructure design.

Workload-Centric Architecture
Its accelerator-focused design supports operational planning for AI-centric deployments rather than general-purpose server use.

Specialist Integration Guidance
The system can be evaluated as part of an integrated GPU infrastructure strategy to match performance, scaling, and deployment requirements.

Speak to a Supermicro Server Specialist

If you are planning dense AI infrastructure or need to align GPU capability with deployment goals, our team can help assess the right Supermicro server configuration.

Supermicro SYS-822GS-NB3RT Technical Specifications

Full specifications for this model are listed below.

Additional information

Product Family

Supermicro GPU Systems

Product Family

Supermicro GPU Systems

Product Series

822GS

Device Type

GPU Server

Deployment

HPC / AI

Product Series

822GS

Target Organisation Size

Enterprise

Deployment

HPC / AI

Primary Use Case

AI Training & Inference

Target Organisation Size

Enterprise

Product Tier

Flagship

Primary Use Case

AI Training & Inference

PCIe Generation

Gen5

Product Tier

Flagship

Form Factor

8U Rackmount

Host Interface

PCIe 5.0 / NVLink

Device Type

GPU Server

PCIe Generation

Gen5

Host Interface

PCIe 5.0 / NVLink

Network Protocols

InfiniBand / Ethernet

Network Protocols

InfiniBand / Ethernet

Form Factor

8U Rackmount

Max Network Ports

8

Max Network Ports

8

Maximum Port Speed

800G

Maximum Port Speed

800G

Security Features

TPM 2.0 / Silicon Root of Trust / Secure Boot

RDMA Support

Yes

RoCE Support

Yes

GPUDirect Support

Yes

Security Features

TPM 2.0 / Silicon Root of Trust / Secure Boot

Evaluating whether this is the right fit for your environment?

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Supermicro SYS-822GS-NB3RT Deployment Scenarios

The Supermicro SYS-822GS-NB3RT is a next-generation 8U GPU server for central AI clusters that need more memory, stronger scale-out connectivity, and air-cooled deployment. It fits teams running larger models and heavier east-west traffic without moving straight to rack-scale liquid-cooled infrastructure.

Central AI Cluster Nodes in Data Centres

In data centres, this server suits shared GPU pools supporting larger training and inference jobs where node count, cluster traffic, and memory pressure are all rising. It gives teams more headroom while keeping the deployment in a familiar standalone format.

Medical Imaging and Research GPU Estates

Healthcare teams using central AI estates for imaging, genomics, and drug-discovery work can run larger scientific and generative models with fewer splits across servers. That reduces data movement and simplifies governance around sensitive research and patient data.

Fraud, Risk, and Generative AI Platforms

For finance, the SYS-822GS-NB3RT fits in-house AI platforms that must keep up with larger models and fast east-west traffic between nodes. It helps reduce the limits seen in earlier GPU servers when model size and cluster throughput both climb.

Large-Context Model Development Environments

Software development teams building frontier and agentic models need enough accelerator memory and bandwidth to test bigger contexts without constantly splitting experiments. This platform supports that larger development footprint while staying easier to manage than rack-scale alternatives.

Central Training for Multimodal Manufacturing AI

Manufacturing organisations training multimodal, vision, and autonomous-system models centrally need more capacity as datasets and model complexity grow. This server provides a practical step up for engineering teams that have outgrown first-generation Blackwell deployments.

Planning a Supermicro SYS-822GS-NB3RT Deployment?

If you are planning a Supermicro SYS-822GS-NB3RT deployment, we can help design and deploy the right cluster layout, confirm workload fit, and align the server with your operational and recovery requirements.

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Tailored recommendations for your infrastructure

Below you’ll find alternative models, suitable software and services that pair with this solution – helping you to avoid compatibility issues, reduce support overhead and deploy with confidence.

Not sure where to start?

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