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Custom Workstation (Dual RTX 3090) – Lite

(1 customer review)

Original price was: $3,999.99.Current price is: $3,899.99.

Perfect for LLMs, machine learning, rendering, and other heavy-GPU applications. This is the most affordable 48 GB VRAM workstation on the market.

2 in stock

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Description

 

Dual RTX 3090 AI Workstation – 48GB VRAM | Intel Core 7 Ultra | Ready for Local LLMs

Power your AI projects with this high-performance Dual RTX 3090 AI workstation, designed specifically for machine learning, local LLM inference, RAG pipelines, and multimodal workloads. With 2× NVIDIA RTX 3090 GPUs (48GB total VRAM), this system can easily run and fine-tune large models such as LLaMA 3, Qwen2, Mistral, Mixtral 8x7B, Phi-3, Gemma, and quantized models up to 70B+ parameters.

Key Specs

  • CPU: Intel Core 7 Ultra 265KF

  • GPU: 2× NVIDIA RTX 3090 24GB (48GB VRAM total)

  • RAM: 32GB DDR5 5600MHz (Upgradable to 256GB)

  • Motherboard: Gigabyte Z890 DDR5 WiFi/Bluetooth

  • Storage: 2TB NVMe Gen 4 SSD (Super-fast load speeds)

  • Case: Black Antec C8 with 10 RGB high-airflow fans

  • Cooling: 360mm AIO Liquid Cooler

  • Power Supply: 1300W 80+ Platinum PSU (15-year warranty)

Built for AI, Local LLMs & Machine Learning

This workstation is engineered for AI developers who need powerful on-prem compute without the cost of cloud GPUs. With 48GB VRAM, you can run multiple LLMs at once, fine-tune custom models, host local assistants, or build full RAG applications. Perfect for Python/ML frameworks including PyTorch, TensorFlow, CUDA, and all modern inference engines.

Ready Out of the Box

  • Any OS you want: Linux Ubuntu 24.04 or Windows 11 Pro included

  • All drivers installed & fully stress-tested

  • Plug-and-play setup

  • Free shipping

  • Free lifetime technical support

  • 2-year warranty + 3–15 year manufacturer warranties

If you need a powerful yet affordable AI workstation capable of running advanced models locally, this Dual RTX 3090 system delivers the best performance in its class.

CUDA stack included on Ubuntu and Windows

 

NEED NVlink? It will be a more expensive but easy to configure! Request a build or text us now at 732-284-6803

 

Read Why Custom Lux PCs is the best choice in AI/ML workstation PCs

 

 

Use Custom Lux PCs as Your Business Workstation Provider

 

Why should you get your next PC from Custom Lux PCs?

  1. The best customer experience with no support tickets and no BS, just immediate expert support from a real person based in the US via call, text, or email.
  2. The best prices for high quality components in every build.
  3. Expert one on one customization with a real person, available for every customer.
  4. The fastest build times (1 week or less)
  5. The most diverse component selection

 

Let’s get started with the best purchasing experience. Contact us today.

 

Request a Build

 

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1 review for Custom Workstation (Dual RTX 3090) – Lite

  1. Matt Kolano

    Absolutely 10/10 experience. I searched a bunch of the traditional big box custom PC websites and was never quite satisfied with the options. So happy I happened to stumble across this custom lux pcs. The instant service, customization, and pricing was beyond expectations. Am sending all my friends here if they ever need a new rig. Thanks for everything, loving my new PC!!

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