Models /DeepSeek V3.1 /Can I run it?
Compatibility check

Can I run DeepSeek V3.1 on Apple M3 Ultra (80-core GPU)?

Partially — with CPU offload.best quant:

431.6 GB of weights, plus 17.7 GB for the software that runs it and the smallest conversation it can hold, comes to 449.3 GB against the 384 GB this 512 GB device leaves free.

Decode speed
—
Usable context
—
Memory
512 GB
Spills to system RAM
Spills to system RAMest
Too large
What is quantisation? →
Plan B — rent it

DeepSeek V3.1 is hosted by 8 providers from $0.95 per 1M output tokens (OpenRouter).Compare providers →

DeepSeek V3.1
685B / 37B · full specs & benchmarks →
Apple M3 Ultra (80-core GPU)
512 GB · everything it runs →