Lmstudio Community Qwen3 Coder 30B A3b Instruct Mlx 6bit speed on AMD Instinct MI250X and quantization-level VRAM fit.
AMD Instinct MI250X meets the minimum VRAM requirement for Q4 inference of Lmstudio Community Qwen3 Coder 30B A3b Instruct Mlx 6bit. Review the quantization breakdown below to see how higher precision settings impact VRAM and throughput.
AMD Instinct MI250X can run Lmstudio Community Qwen3 Coder 30B A3b Instruct Mlx 6bit with Q4 quantization. At approximately 263 tokens/second, you can expect Excellent speed - conversational response times under 1 second.
You have 113GB headroom, which is sufficient for system overhead and smooth operation.
| Quantization | VRAM needed | VRAM available | Estimated speed | Verdict |
|---|---|---|---|---|
| Q4 | 15GB | 128GB | 262.66 tok/s | ✅ Fits comfortably |
| Q8 | 30GB | 128GB | 183.86 tok/s | ✅ Fits comfortably |
| FP16 | 60GB | 128GB | 99.81 tok/s | ✅ Fits comfortably |
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AMD Instinct MI250X can run Lmstudio Community Qwen3 Coder 30B A3b Instruct Mlx 6bit at Q4 with an estimated 263 tok/s.
Q4 inference is estimated to need about 15GB VRAM on this page, while AMD Instinct MI250X has 128GB available.
If you need more speed or context headroom, compare alternative GPUs below and check higher-tier VRAM options.