Build Report
Custom AI Rig Build — April 2026
Miami, Florida — Complete documentation of my multi-GPU AI inference rig. A 4x Nvidia GeForce RTX 3090 (24GB GDDR6X each, 96GB total VRAM) cluster built on Threadripper Pro platform for scalable, private LLM inference.
Full Component List for 128GB Memory, 96GB Nvidia GPU, 24 core CPU - LOCAI AI Rig
| Component | Link |
|---|---|
| ASUS Threadripper Pro WX series Motherboard Socket SP5, AMD WRX90E chipset |
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| CPU - AMD Ryzen Threadripper Pro 24-Core 24 cores / 24 threads, high performance workstation CPU |
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| Threadripper Pro CPU Cooler Specific cooling solution for Threadripper Pro platform |
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| 2TB SSD High-speed storage for system and workloads |
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| Motherboard Mounting Plate Adapter plate - Threadripper larger than ATX dimensions |
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| PCIe 2x16 Risers x2 PCIe riser cards for GPU mounting arrangement |
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| Nvidia GeForce RTX 3090 x4 24GB GDDR6X per GPU — 96GB total VRAM, primary compute accelerators |
Product Page (Nvidia) |
| Open Air GPU Mining Rig Frame 8-slot open framework for multi-GPU setup |
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| Lian Li Edge Gold 850W PSU x2 80+ Gold, ATX 3.0 compatible, fully modular |
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| FURY Renegade Pro 128GB (4x32GB) DDR5-5600 ECC Quad Channel, Registered, PC5-44800, CL28 |
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| Corsair RS120 Magnetic Dome Fan Pack (3-Pack) 120mm Case Fan, Magnetic Dome Bearing, Black |
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