GPU comparison
MacBook Pro M4 Max (128GB) vs Mac Studio M3 Ultra (96GB) for local LLMs
How the two stack up for running open-source LLMs locally — memory, bandwidth, price, and how many of the 34 tracked models each one can run.
| MacBook Pro M4 Max (128GB) | Mac Studio M3 Ultra (96GB) | |
|---|---|---|
| Memory | 128.0 GB | 96.0 GB |
| Bandwidth | 546 GB/s | 819 GB/s |
| Price (approx) | $4,699 | $5,299 |
| LLMs it runs | 30 of 34 | 30 of 34 |
| Best model it runs | Gemma 4 31B · 13–19 tok/s | Gemma 4 31B · 15–22 tok/s |
Both run the same number of models, but the MacBook Pro M4 Max (128GB) has more memory (128.0 GB), so it can hold larger models at higher quality. The Mac Studio M3 Ultra (96GB) has more memory bandwidth (819 GB/s), so it generates tokens faster at the same model and quant.