Apple · unified memory

Mac Studio M4 Max 64GB

The Mac Studio M4 Max 64GB has 64GB of unified memory, roughly 48GB of it GPU-addressable, with 546 GB/s of bandwidth. The largest model that loads cleanly at a quality quant is Qwen3.6-35B-A3B (llama.cpp, 8K context).

Unified memory: 64GB shared between CPU and GPU; we count ~75% as GPU-addressable for model weights.

Unified memory: 64 GB
GPU-addressable: ~48 GB (75%)
Memory bandwidth: 546 GB/s
Backend: metal
Price (as configured): $3,499

Specs as of 2026-07-11 · source

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What a Mac Studio M4 Max 64GB can run

Every model we track, graded at its best clean-fit quant.

Model	Best-quant verdict · llama.cpp · 8K context
Qwen3-8B	Fits · A+ · Q8_0interactive
gemma-4-26B-A4B-it	Fits · A+ · Q8_0interactivebeta
Qwen2.5-7B-Instruct	Fits · A+ · Q8_0interactive
Qwen2.5-1.5B-Instruct	Fits · A+ · Q8_0interactive
Llama-3.2-1B-Instruct	Fits · A+ · Q8_0interactive
Llama-3.1-8B-Instruct	Fits · A+ · Q8_0interactive
DeepSeek-R1	Won't fitbeta
Qwen3.5-9B	Fits · A+ · Q8_0interactivebeta
gpt-oss-20b	Fits · A+ · MXFP4interactivebeta
Qwen3.6-35B-A3B	Fits · B · Q8_0interactivebeta
Qwen2.5-3B-Instruct	Fits · A+ · Q8_0interactive
Qwen3-32B	Fits · B · Q8_0usable
Qwen3.6-27B	Fits · A+ · Q8_0usablebeta
Qwen2.5-0.5B-Instruct	Fits · A+ · Q8_0interactive
Mistral-7B-Instruct-v0.3	Fits · A+ · Q8_0interactive
gpt-oss-120b	Won't fitbeta
Qwen3-14B	Fits · A+ · Q8_0usable
Qwen3-30B-A3B	Fits · B · Q8_0interactivebeta
Qwen2.5-32B-Instruct	Fits · B · Q8_0usable
DeepSeek-V4-Flash	Won't fitbeta
Qwen2.5-14B-Instruct	Fits · A+ · Q8_0usable
Llama-3.2-3B-Instruct	Fits · A+ · Q8_0interactive
gemma-3-4b-it	Fits · A+ · Q8_0interactivebeta
gemma-3-12b-it	Fits · A+ · Q8_0interactivebeta
Llama-3.1-70B-Instruct	Tight · C · Q4_K_Mpainful
Phi-3.5-mini-instruct	Fits · A+ · Q8_0interactive
Phi-4	Fits · A+ · Q8_0usable
DeepSeek-R1-Distill-Qwen-32B	Fits · B · Q8_0usable
gemma-3-27b-it	Fits · B · Q8_0usablebeta
Llama-3.3-70B-Instruct	Tight · C · Q4_K_Mpainful
Qwen2.5-72B-Instruct	Won't fit
gemma-2-2b-it	Fits · A+ · Q8_0interactivebeta
DeepSeek-R1-Distill-Qwen-14B	Fits · A+ · Q8_0usable
DeepSeek-R1-Distill-Llama-8B	Fits · A+ · Q8_0interactive
DeepSeek-R1-Distill-Qwen-7B	Fits · A+ · Q8_0interactive
gemma-2-9b-it	Fits · A+ · Q8_0interactivebeta
Mistral-Nemo-Instruct-2407	Fits · A+ · Q8_0interactive
QwQ-32B	Fits · B · Q8_0usable
Mistral-Small-24B-Instruct-2501	Fits · A+ · Q8_0usable
gemma-2-27b-it	Fits · A+ · Q8_0usablebeta

Verdicts computed from published specs and measured GGUF sizes — how the math works.