Computers capable of running gpt-oss-20b
What PC do you need to run gpt-oss-20b? 13 GB VRAM at Q4 (13 GB FP16) — see the exact AI workstations that host gpt-oss-20b locally, from $1,799.
AI workstations that I can host gpt-oss-20b
Frequently asked
What PC do I need to run "gpt-oss-20b"?
At Q4 quantization gpt-oss-20b needs about 13 GB of VRAM — the cheapest match in our catalog is the Corsair AI Workstation 100 (48 GB, $1,799). At Q8 plan for 13 GB, at FP16 13 GB.
How much VRAM does "gpt-oss-20b" need?
gpt-oss-20b requires roughly 13 GB at Q4 (recommended for local use), 13 GB at Q8 and 13 GB at FP16, including KV-cache headroom.
Can I run "gpt-oss-20b" locally on my own computer?
Yes — with the right hardware. Any workstation with at least 13 GB VRAM runs gpt-oss-20b locally, such as the Corsair AI Workstation 100. No cloud, no per-token bills.
Which GPU runs "gpt-oss-20b"?
The Radeon 8050S in the Corsair AI Workstation 100 (48 GB total) is the entry point; larger multi-GPU builds scale to 13–13 GB for Q8/FP16.
Cheap computer for gpt-oss-20b
The most affordable way to host gpt-oss-20b: a 13 GB-VRAM workstation — from $1,799 (Corsair AI Workstation 100), which typically pays for itself vs. $1–4/hr cloud GPUs.
gpt-oss-20b fine-tuning machine
Fine-tuning gpt-oss-20b needs the FP16 size — about 13 GB of VRAM (fits: Corsair AI Workstation 100, Corsair AI Workstation 200).