Qwen Qwen3 Next 80B A3b Thinking FP8 speed on NVIDIA A100 40GB PCIe and quantization-level VRAM fit.
NVIDIA A100 40GB PCIe meets the minimum VRAM requirement for Q4 inference of Qwen Qwen3 Next 80B A3b Thinking FP8. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
NVIDIA A100 40GB PCIe can run Qwen Qwen3 Next 80B A3b Thinking FP8 with Q4 quantization. At approximately 45 tokens/second, you can expect Moderate speed - useful for batch processing.
VRAM usage will be very close to your GPU's limit. Consider closing other applications or using Q3 quantization for more margin.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 40GB | 40GB | 45.45 tok/s | ⚠️ Tight fit |
| Q8 | 80GB | 40GB | 31.81 tok/s | ❌ Not recommended |
| FP16 | 160GB | 40GB | 17.27 tok/s | ❌ Not recommended |
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NVIDIA A100 40GB PCIe can run Qwen Qwen3 Next 80B A3b Thinking FP8 at Q4 with an estimated 45 tok/s.
Q4 inference is estimated to need about 40GB VRAM on this page, while NVIDIA A100 40GB PCIe has 40GB available.
If you need more speed or context headroom, compare alternative GPUs below and check higher-tier VRAM options.