GPU comparison
MacBook Pro M4 Max (48GB) vs AMD RX 7900 XTX (24GB) for local LLMs
How the two stack up for running open-source LLMs locally — memory, bandwidth, price, and how many of the 22 tracked models each one can run.
| MacBook Pro M4 Max (48GB) | AMD RX 7900 XTX (24GB) | |
|---|---|---|
| Memory | 48.0 GB | 24.0 GB |
| Bandwidth | 546 GB/s | 960 GB/s |
| Price (approx) | $3,199 | $949 |
| LLMs it runs | 16 of 22 | 16 of 22 |
| Best model it runs | Gemma 4 31B · 13–20 tok/s | Gemma 4 31B · 32–48 tok/s |
Both run the same number of models, but the MacBook Pro M4 Max (48GB) has more memory (48.0 GB), so it can hold larger models at higher quality. The AMD RX 7900 XTX (24GB) has more memory bandwidth (960 GB/s), so it generates tokens faster at the same model and quant.