Openai Gpt Oss 120B speed on NVIDIA A5000 and quantization-level VRAM fit.
NVIDIA A5000 does not meet the minimum VRAM requirement for Q4 inference of Openai Gpt Oss 120B. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
NVIDIA A5000 lacks sufficient VRAM for comfortable Openai Gpt Oss 120B operation with Q4 quantization.
Your 24GB GPU is 37GB short of the 61GB minimum.
Options: (1) Try Q2 or Q3 quantization for lower VRAM requirements, (2) Consider cloud GPU rental, (3) Upgrade to a GPU with at least 16GB VRAM.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 61GB | 24GB | 25.07 tok/s | ❌ Not recommended |
| Q8 | 121GB | 24GB | 17.55 tok/s | ❌ Not recommended |
| FP16 | 241GB | 24GB | 9.53 tok/s | ❌ Not recommended |
Check current pricing links for NVIDIA A5000 and similar cards.
Open NVIDIA A5000 buy links →Use workload-focused recommendations before committing to a purchase.
Browse best GPU guides →Compare complete systems if you want ready-to-run hardware.
Compare prebuilt systems →Your GPU doesn't meet the VRAM requirements. Run Openai Gpt Oss 120B on cloud GPU instantly.
NVIDIA A5000 is not a comfortable Q4 fit for Openai Gpt Oss 120B (about 61GB needed).
Q4 inference is estimated to need about 61GB VRAM on this page, while NVIDIA A5000 has 24GB available.
Try lower-bit quantization, choose a smaller model, or move to a higher-VRAM GPU from the alternatives list.