can-i-run-this-llm

Can I run this LLM?

Can a Mac Studio M1 Ultra (128GB) run Gemma 4 12B?

Gemma · Apache 2.0 · estimated for a 128.0 GB machine at 4K context.

Yes — it runs great.

Best fit: Gemma 4 12B at FP16 · 23.8 GB · 18–27 tok/s on a Mac Studio M1 Ultra (128GB).

Every quantization on this machine

QuantSizeSpeedFit
Q3_K_M5.1 GB49–73 tok/sRuns great
Q4_K_M7.2 GB41–62 tok/sRuns great
Q5_K_M8.5 GB38–56 tok/sRuns great
Q6_K9.8 GB34–51 tok/sRuns great
Q8_012.7 GB29–44 tok/sRuns great
FP1623.8 GB18–27 tok/sRuns great

Ran Gemma 4 12B on a Mac Studio M1 Ultra (128GB)? Add your real numbers →