Qwen Qwen2 5 72B Instruct speed on AMD Radeon Pro W7800 and quantization-level VRAM fit.
AMD Radeon Pro W7800 does not meet the minimum VRAM requirement for Q4 inference of Qwen Qwen2 5 72B Instruct. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
AMD Radeon Pro W7800 lacks sufficient VRAM for comfortable Qwen Qwen2 5 72B Instruct operation with Q4 quantization.
Your 32GB GPU is 5GB short of the 37GB 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 | 37GB | 32GB | 17.89 tok/s | ❌ Not recommended |
| Q8 | 73GB | 32GB | 12.52 tok/s | ❌ Not recommended |
| FP16 | 146GB | 32GB | 6.80 tok/s | ❌ Not recommended |
Check current pricing links for AMD Radeon Pro W7800 and similar cards.
Open AMD Radeon Pro W7800 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 Qwen Qwen2 5 72B Instruct on cloud GPU instantly.
AMD Radeon Pro W7800 is not a comfortable Q4 fit for Qwen Qwen2 5 72B Instruct (about 37GB needed).
Q4 inference is estimated to need about 37GB VRAM on this page, while AMD Radeon Pro W7800 has 32GB available.
Try lower-bit quantization, choose a smaller model, or move to a higher-VRAM GPU from the alternatives list.