Can I Run DeepSeek V4-Flash on Apple M5 Max?

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

Written by Jakub Rusinowski · Last updated August 15, 2026

Not at Q4 (experimental) — that needs 171.5 GB and the Apple M5 Max has 128 GB. Drop to Q3_K_M and it fits in 122.4 GB, with up to 64K of context.

The numbers

Model	DeepSeek V4-Flash
Parameters	284B (13B active)
Quantization	Q4 (experimental)
VRAM needed	171.5 GB
Apple M5 Max VRAM	128 GB
Verdict	Runs at a lower quant
Fits at	Q3_K_M (122.4 GB)
Max context	64K

What to do next

Quantize to Q3_K_M. That is the cheapest fix — it costs some quality but no money.

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Running DeepSeek V4-Flash on this card:

Apple MacBook Pro M5 Max

128 GB VRAM · 35 W board power

2026 prices are volatile — check the current listing.

Check price on Amazon

Won't fit — rent DeepSeek V4-Flash instead

DeepSeek V4-Flash needs ~171 GB but this GPU has 128 GB. Rent a 8× H100 (640 GB)-class GPU by the hour instead of buying one:

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RunPod $23.12/hr

Rent on RunPod →

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

Other DeepSeek V4 sizes on the Apple M5 Max

DeepSeek V4-Pro — does not fit (526.0 GB)

DeepSeek V4-Flash on nearby hardware

NVIDIA RTX PRO 6000 Blackwell (96 GB) — runs at a lower quant
Apple M2 Ultra (192 GB) — runs at a lower quant

All DeepSeek V4 sizes on the Apple M5 Max | VRAM calculator for DeepSeek V4-Flash | Apple M5 Max GPU page | Check your hardware