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Buy AI servers – hardware for deep learning and machine learning

GPU servers for training and inference · new and refurbished from leading manufacturers

In the age of generative AI and machine learning, the right computing power is key to a project’s success. At IT-RESELL.COM, we configure GPU-enabled enterprise servers from HPE, DELL, Lenovo and Fujitsu – precisely tailored to whether you are training models, fine-tuning them or running inference in production. Full data sovereignty, predictable costs, certified enterprise hardware.

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IT-RESELL Expert
Email address: [email protected]
Telephone +49 391 50548611

What is an AI server?

01

What is an AI server?

A highly specialised system with powerful GPUs that massively accelerates parallel computing operations. Unlike conventional servers, it is designed to train neural networks and process huge amounts of data for machine learning applications in the shortest possible time.

02

GPU servers vs. standard servers

A standard server is optimised for sequential CPU tasks. Thanks to its architecture, a GPU server performs thousands of computational operations simultaneously – ideal for AI training, inference, rendering and scientific simulations.

03

Training vs. Inference

Training – the process of training or fine-tuning models – is extremely GPU-intensive and requires a lot of VRAM and fast data access. Inference – the productive use of trained models – is significantly less demanding. Separating these two avoids costly overspecification.

04

On-premises versus the cloud – data sovereignty

Buying a dedicated GPU server allows you to retain full control over data sovereignty and avoid unpredictable cloud costs. On-premises solutions offer lower latencies – with continuous operation, owning your own hardware pays for itself quickly.

What to look out for when buying an AI server

GPU architecture, VRAM and PCIe connectivity are key to performance – here are the six most important factors.

GPU & VRAM

It is crucial that the model fits entirely within the GPU memory (VRAM). Modern Tensor Cores massively accelerate AI calculations.

PCIe connection

PCIe Gen 4 / Gen 5 with sufficient lanes – to ensure GPUs aren’t held back by the interface. Choosing the right CPU is also a key factor here.

CPU & RAM

CPU for data pre-processing; ample RAM (256 GB+) to store datasets and keep GPUs working at full capacity.

NVMe storage

Fast NVMe as a data tier – training data must be supplied to the GPUs without bottlenecks .

Network

10 GbE or faster to avoid data bottlenecks when loading large datasets.

Power & Cooling

GPU servers have high power consumption. Redundant high-performance power supplies and adequate rack cooling are essential.

Software ecosystem

NVIDIA CUDA / cuDNN · PyTorch · TensorFlow · JAX · Docker + NVIDIA Container Toolkit · Kubernetes for scalable ML pipelines.

Our hardware recommendations for AI & ML

From inference platforms to multi-GPU training clusters.

Scenario / Requirement Recommended Systems Configuration Recommendation
Inference / Production DELL R750 · HPE DL380 Gen 11 · Lenovo SR650 V3 1 GPU, 256 GB RAM, NVMe – also very cost-effective as refurbished
Fine-tuning / smaller training runs DELL R760 · HPE DL380 Gen 11/12 · Fujitsu RX2540 M7 1–2 GPUs, 512 GB RAM, fast NVMe data tier
Deep learning / multi-GPU DELL R760 · HPE DL380a Gen 12 · Lenovo SR650 V3 (new) Multiple double-width GPUs, max. RAM, PCIe Gen 5, high-performance PSU
Edge inference / decentralised Lenovo SR630 V2 · Fujitsu TX1330 M5 + inference GPU Compact, remotely manageable, for sites without a dedicated data centre
Partner benefit

As a Dell and Lenovo partner, we receive particularly attractive terms on a project-by-project basis – it’s especially worth making a direct enquiry for GPU projects.

Enquire now →

Specific use cases

Natural Language Processing

Language models for text analysis or chat applications are trained and fine-tuned on GPU servers – the data is stored securely in our own data centre, without any reliance on the cloud.

Computer vision in production

An image recognition model runs on a single inference GPU in a refurbished DELL R750 directly on the production floor – cost-effective, fast and fail-safe.

Research & industrial simulation

Several GPU nodes (Dell PowerEdge XE9685L, NVIDIA DGX H200) form a scalable training and simulation cluster, orchestrated via Kubernetes.

Extended life cycle · lower carbon footprint

Why refurbished servers make sense for this application

Refurbished servers are particularly attractive for inference and smaller training tasks: the previous-generation CPU platform is perfectly adequate, and you can invest the savings specifically in the GPU.

Up to 70% cheaper than new equipment for the same server platform
‘GPU first’ – reinvest the savings directly into the GPU budget
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IT-RESELL Expert
Email address: [email protected]
Direct contact: +49 391 50548611

Frequently Asked Questions

A highly specialised system with powerful GPUs that massively accelerates parallel computing operations and is designed to train neural networks and process data for machine learning.

A standard server is optimised for sequential CPU tasks. A GPU server, thanks to its architecture, performs thousands of computational operations simultaneously – ideal for AI training, inference, rendering and scientific simulations.

Training – the process of training or fine-tuning models – is extremely GPU-intensive and requires a lot of VRAM and fast data access. Inference – the productive use of trained models – is significantly less demanding. Separating these two avoids costly overspecification.

Primarily the GPU architecture (Tensor Cores) and VRAM, as well as the PCIe connection, fast NVMe storage, sufficient RAM, networking and adequate cooling for continuous operation.

Own hardware provides full data sovereignty, predictable costs and lower latencies. With continuous operation, an in-house server often pays for itself quickly compared to cloud fees. We’d be happy to advise you personally on this wide-ranging topic.

Yes, significantly. Training requires several high-performance GPUs with plenty of VRAM. Inference often runs on a single GPU or even on the CPU – and can be implemented cost-effectively on refurbished hardware.

Yes – particularly for inference and fine-tuning. The previous-generation server platform is sufficient; the budget is channelled specifically into the GPU.

With NVIDIA GPUs: CUDA, cuDNN, PyTorch, TensorFlow, JAX and the NVIDIA Container Toolkit for Docker/Kubernetes.

Steffen Huntscha, Ihr Experte für KI-Server bei IT-RESELL
Steffen Huntscha
AI Server Expert Steffen Huntscha

Are you looking for an AI server for deep learning, training or inference? I’d be happy to advise you personally.