Computers capable of running Qwen3-4B
What PC do you need to run Qwen3-4B? 4 GB VRAM at Q4 (10 GB FP16) — see the exact AI workstations that host Qwen3-4B locally, from $1,799.
AI workstations that I can host Qwen3-4B
Frequently asked
What PC do I need to run "Qwen3-4B"?
At Q4 quantization Qwen3-4B needs about 4 GB of VRAM — the cheapest match in our catalog is the Corsair AI Workstation 100 (48 GB, $1,799). At Q8 plan for 6 GB, at FP16 10 GB.
How much VRAM does "Qwen3-4B" need?
Qwen3-4B requires roughly 4 GB at Q4 (recommended for local use), 6 GB at Q8 and 10 GB at FP16, including KV-cache headroom.
Can I run "Qwen3-4B" locally on my own computer?
Yes — with the right hardware. Any workstation with at least 4 GB VRAM runs Qwen3-4B locally, such as the Corsair AI Workstation 100. No cloud, no per-token bills.
Which GPU runs "Qwen3-4B"?
The Radeon 8050S in the Corsair AI Workstation 100 (48 GB total) is the entry point; larger multi-GPU builds scale to 6–10 GB for Q8/FP16.
Cheap computer for Qwen3-4B
The most affordable way to host Qwen3-4B: a 4 GB-VRAM workstation — from $1,799 (Corsair AI Workstation 100), which typically pays for itself vs. $1–4/hr cloud GPUs.
Qwen3-4B fine-tuning machine
Fine-tuning Qwen3-4B needs the FP16 size — about 10 GB of VRAM (fits: Corsair AI Workstation 100, Corsair AI Workstation 200).