Mac Studio M2 Ultra 192GB vs Mac mini M4 32GB for Local LLMs

The Mac Studio M2 Ultra 192GB has about 567% more memory bandwidth (800 vs 120 GB/s). Batch-1 decode tracks bandwidth closely, so a model that fits both cards should decode roughly 567% faster on the Mac Studio M2 Ultra 192GB. The Mac Studio M2 Ultra 192GB fits more of the catalog at Q4/8K — 50 vs 38 of 61 models (192 vs 32 GB VRAM). Largest model that fits the Mac Studio M2 Ultra 192GB but not the Mac mini M4 32GB: Qwen3-235B-A22B (235.1B). MSRP is $6,999 for the Mac Studio M2 Ultra 192GB vs $999 for the Mac mini M4 32GB. MSRP is a launch list price, not live retail — Amazon prices move; click through for the current price. In the Q4/8K head-to-head below (47 shared models), the Mac Studio M2 Ultra 192GB posts the higher tok/s in 47 rows vs 0. Methodology.

Spec comparison

	Mac Studio M2 Ultra 192GB	Mac mini M4 32GB
Vendor	Apple	Apple
VRAM	192 GB	32 GB
Memory type	LPDDR5	LPDDR5X
Memory bandwidth	800 GB/s	120 GB/s
TDP	370 W	155 W
MSRP (list)	$6,999	$999
Buy	Search Amazon (affiliate)	Search Amazon (affiliate)

MSRP is the launch list price, not live retail. Buy links are Amazon affiliate links — the price after you click is the live price.

Q4 / 8K head-to-head — top 15 of 47 shared models

Model	Params (B)	Mac Studio M2 Ultra 192GB tok/s	Mac Studio M2 Ultra 192GB fits	Mac mini M4 32GB tok/s	Mac mini M4 32GB fits	Winner
Qwen3-0.6B	0.8	636.4 est.	Yes	95.5 est.	Yes	Mac Studio M2 Ultra 192GB
gemma-3-1b-it	1.0	509.1 est.	Yes	76.4 est.	Yes	Mac Studio M2 Ultra 192GB
Llama-3.2-1B-Instruct	1.2	424.2 est.	Yes	63.6 est.	Yes	Mac Studio M2 Ultra 192GB
Qwen3-1.7B	2.0	254.5 est.	Yes	38.2 est.	Yes	Mac Studio M2 Ultra 192GB
Qwen3-30B-A3B	30.5	169.7 est.	Yes	25.5 est.	Yes	Mac Studio M2 Ultra 192GB
Qwen3-Coder-30B-A3B-Instruct	30.5	169.7 est.	Yes	25.5 est.	Yes	Mac Studio M2 Ultra 192GB
GLM-4.7-Flash	31.2	169.7 est.	Yes	25.5 est.	Yes	Mac Studio M2 Ultra 192GB
Qwen3-30B-A3B-Instruct-2507	30.5	169.7 est.	Yes	25.5 est.	Yes	Mac Studio M2 Ultra 192GB
Qwen3-Next-80B-A3B-Instruct	81.3	169.7 est.	Yes	34.7 est.	No	Mac Studio M2 Ultra 192GB
Qwen3-Coder-Next	79.7	169.7 est.	Yes	36.1 est.	No	Mac Studio M2 Ultra 192GB
Llama-3.2-3B-Instruct	3.2	159.1 est.	Yes	41.3 measured	Yes	Mac Studio M2 Ultra 192GB
Phi-4-mini-instruct	3.8	134.0 est.	Yes	20.1 est.	Yes	Mac Studio M2 Ultra 192GB
Phi-4-mini-reasoning	3.8	134.0 est.	Yes	20.1 est.	Yes	Mac Studio M2 Ultra 192GB
gemma-3-4b-it	4.3	130.5 est.	Yes	19.6 est.	Yes	Mac Studio M2 Ultra 192GB
Qwen3-4B-Instruct-2507	4.0	127.3 est.	Yes	19.1 est.	Yes	Mac Studio M2 Ultra 192GB

est. = bandwidth-based estimate; measured = curated real benchmark that overrides the estimate. Fits = weights + KV(8K) + 1 GB overhead ≤ 95% of VRAM.

Fit coverage at Q4 / 8K

	Mac Studio M2 Ultra 192GB	Mac mini M4 32GB
Catalog models that fit	50 of 61	38 of 61
Largest exclusive fit	Qwen3-235B-A22B (235.1B)	—

Mac Studio M2 Ultra 192GB details → · Mac mini M4 32GB details →