The Apple M4 Max (128GB) carries 128GB of unified memory, about 96GB of which reaches a model under macOS, with 546 GB/s of memory bandwidth, making it one of the strongest machines you can run a local model on. Here is which models fit, how fast they run, and what quantisation gives the best balance of quality and speed.
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The Apple M4 Max (128GB) has 128GB of unified memory, of which about 96GB reaches a model under macOS, and 546 GB/s memory bandwidth, making it one of the strongest machines you can run a local model on. This guide covers which LLMs fit, expected tok/s performance, and recommended settings.
See the full Apple M4 Max (128GB) specs page for detailed specifications, all compatible models, and speed estimates. Current price: $3999.