Can I Run Granite 4.1 30B on Apple M3 Max?

Name: LLM Configurator — GPU VRAM Checker
Author: LLM Configurator

Written by Jakub Rusinowski · Last updated August 15, 2026

Yes. Granite 4.1 30B needs 30.9 GB at FP8 (Q4 est. ~12-15GB, unconfirmed) and the Apple M3 Max has 64 GB, leaving about 33.1 GB of headroom, at roughly 7 tok/s (estimated) with room for up to 128K of context.

The numbers

Model	Granite 4.1 30B
Parameters	30B
Quantization	FP8 (Q4 est. ~12-15GB, unconfirmed)
VRAM needed	30.9 GB
Apple M3 Max VRAM	64 GB
Verdict	Runs
Max context	128K
Estimated speed	~7 tok/s

What to do next

Nothing to change — run it at FP8 (Q4 est. ~12-15GB, unconfirmed). If you want more capability, check whether the next size up also fits.

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Running Granite 4.1 30B on this card:

Apple MacBook Pro M3 Max

64 GB VRAM · 35 W board power

2026 prices are volatile — check the current listing.

Check price on Amazon

Buy vs. rent Granite 4.1 30B

Buy the GPU

~$2,499

Apple M3 Max · MSRP

Rent by the hour

from $0.55/hr

A100 (40 GB) class

At 2 hrs/day, buying (~$2,499) beats renting at $0.55/hr after about 6.3 years.

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Vast.ai $0.55/hr · typical low · varies

Rent on Vast.ai →

Cloud rates verified 2026-07 — estimates, and marketplace prices vary. Buying price is GPU MSRP only, not a full PC.

Other IBM Granite 4.1 sizes on the Apple M3 Max

Granite 4.1 8B — runs (4.8 GB)
Granite 4.1 3B — runs (1.8 GB)

Granite 4.1 30B on nearby hardware

NVIDIA L40S (48 GB) — runs

All IBM Granite 4.1 sizes on the Apple M3 Max | VRAM calculator for Granite 4.1 30B | Apple M3 Max GPU page | Check your hardware