can-i-run-this-llm

Can I run this LLM?

Can a Mac Studio M3 Ultra (512GB) run GLM-5.3 Flash (MoE)?

GLM · MIT · estimated for a 512.0 GB machine at 4K context.

Yes — it runs great.

Best fit: GLM-5.3 Flash (MoE) at Q6_K · 281.0 GB · 29–43 tok/s on a Mac Studio M3 Ultra (512GB).

Every quantization on this machine

QuantSizeSpeedFit
Q2_K125.7 GB53–80 tok/sRuns great
Q3_K_M155.0 GB46–69 tok/sRuns great
Q4_K_M200.8 GB38–57 tok/sRuns great
Q5_K_M243.7 GB33–49 tok/sRuns great
Q6_K281.0 GB29–43 tok/sRuns great
Q8_0341.5 GB25–37 tok/sTight / slow

Ran GLM-5.3 Flash (MoE) on a Mac Studio M3 Ultra (512GB)? Add your real numbers →