can-i-run-this-llm

GPU comparison

MacBook Pro M4 Max (48GB) vs MacBook Air/Pro M5 (24GB) for local LLMs

How the two stack up for running open-source LLMs locally — memory, bandwidth, price, and how many of the 64 tracked models each one can run.

MacBook Pro M4 Max (48GB)MacBook Air/Pro M5 (24GB)
Memory48.0 GB24.0 GB
Bandwidth546 GB/s153 GB/s
Price (approx)$3,199$1,299
LLMs it runs49 of 6445 of 64
Best model it runsQwen3.8 27B · 14–21 tok/sQwen3.8 27B · 9–13 tok/s

The MacBook Pro M4 Max (48GB) runs 4 more of the tracked models (49 vs 45), thanks to its 48.0 GB of memory. The MacBook Pro M4 Max (48GB) has more memory bandwidth (546 GB/s), so it generates tokens faster at the same model and quant.

What the MacBook Pro M4 Max (48GB) runs →What the MacBook Air/Pro M5 (24GB) runs →Open the calculator →