Can I run this LLM?
Can a Mac Studio M3 Ultra (512GB) run Qwen3 14B?
Qwen · Apache 2.0 · estimated for a 512.0 GB machine at 4K context.
Yes — it runs great.
Best fit: Qwen3 14B at FP16 · 29.5 GB · 17–25 tok/s on a Mac Studio M3 Ultra (512GB).
Every quantization on this machine
| Quant | Size | Speed | Fit |
|---|---|---|---|
| Q2_K | 5.8 GB | 57–86 tok/s | Runs great |
| Q3_K_M | 7.3 GB | 49–74 tok/s | Runs great |
| Q4_K_M | 9.0 GB | 43–64 tok/s | Runs great |
| Q5_K_M | 10.5 GB | 38–58 tok/s | Runs great |
| Q6_K | 12.1 GB | 35–52 tok/s | Runs great |
| Q8_0 | 15.7 GB | 28–42 tok/s | Runs great |
| FP16 | 29.5 GB | 17–25 tok/s | Runs great |
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