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Apple M1 Max for local LLMs

2 measured results from 2 builds, each linked to its source.

Memoryunified memory
Memory bandwidthnot listed
Typical EU pricenot tracked yet

Can it run? gpt-oss 20B on Apple M1 Max

All builds with the Apple M1 Max

BuildGPU(s)Memory GB (total)Results
MacBook Pro M1 Max 32-core GPU, 64 GBApple M1 Max 32-core GPU641
Apple M1 Max 64GBApple M1 Max (unified)641

All measured results

(MTP, DFlash, DSpark and similar draft-and-verify methods give much higher tok/s on predictable text and are not comparable 1:1 with plain decode)

ModelBuildRan onQuantEnginetok/sDetails
Llama 3 8BMacBook Pro M1 Max 32-core GPU, 64 GBApple M1 MaxQ4_K_Mllama.cpp34.49
gpt-oss 20BApple M1 Max 64GBApple M1 MaxMXFP4llama.cpp75.15

All Apple M1 Max builds: see also all GPUs · best LLMs by memory size · download the dataset.

FAQ

How fast is the Apple M1 Max for local LLMs?

The fastest plain-decode result we have is 75.15 tok/s on gpt-oss 20B (MXFP4, llama.cpp) in Apple M1 Max 64GB. Speed depends heavily on the model, quant and engine, so compare like with like in the table. RigBase lists 2 measured results from 2 builds.

How much memory does the Apple M1 Max have?

unified memory.

Which models have been measured on the Apple M1 Max?

Llama 3 8B, gpt-oss 20B.

Where do these numbers come from?

Every row links to a build page with its original public source (benchmark logs, READMEs, forum posts). RigBase does not re-run the benchmarks. Results marked ⚡ use speculative decoding and are not comparable 1:1 with plain decode.

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