Qwen Qwen3 30B A3b Thinking 2507 speed on RX 7800 XT and quantization-level VRAM fit.
RX 7800 XT meets the minimum VRAM requirement for Q4 inference of Qwen Qwen3 30B A3b Thinking 2507. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
RX 7800 XT can run Qwen Qwen3 30B A3b Thinking 2507 with Q4 quantization. At approximately 113 tokens/second, you can expect Excellent speed - conversational response times under 1 second.
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 | 16GB | 16GB | 112.94 tok/s | ⚠️ Tight fit |
| Q8 | 31GB | 16GB | 79.06 tok/s | ❌ Not recommended |
| FP16 | 62GB | 16GB | 42.92 tok/s | ❌ Not recommended |
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RX 7800 XT can run Qwen Qwen3 30B A3b Thinking 2507 at Q4 with an estimated 113 tok/s.
Q4 inference is estimated to need about 16GB VRAM on this page, while RX 7800 XT has 16GB available.
If you need more speed or context headroom, compare alternative GPUs below and check higher-tier VRAM options.