Can I run this LLM?
Can a Mac Studio M3 Ultra (512GB) run LFM2.5 8B-A1B (MoE)?
LFM · See model card · estimated for a 512.0 GB machine at 4K context.
Yes — it runs great.
Best fit: LFM2.5 8B-A1B (MoE) at FP16 · 17.0 GB · 88–132 tok/s on a Mac Studio M3 Ultra (512GB).
Every quantization on this machine
| Quant | Size | Speed | Fit |
|---|---|---|---|
| Q4_K_M | 5.2 GB | 132–198 tok/s | Runs great |
| Q5_K_M | 6.0 GB | 127–191 tok/s | Runs great |
| Q6_K | 7.0 GB | 123–184 tok/s | Runs great |
| Q8_0 | 9.0 GB | 114–170 tok/s | Runs great |
| FP16 | 17.0 GB | 88–132 tok/s | Runs great |
Open the full calculator →Everything a Mac Studio M3 Ultra (512GB) runsLFM2.5 8B-A1B (MoE) on other machinesWhat to buy to run it →
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