Models /Hy4 preview /Can I run it?
Compatibility check

Can I run Hy4 preview on Apple M3 Ultra (80-core GPU)?

Partially — with CPU offload.best quant:

491.8 GB of weights, plus 16.3 GB for the software that runs it and the smallest conversation it can hold, comes to 508.1 GB against the 384 GB this 512 GB device leaves free.

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

Hy4 preview is hosted by 5 providers from $2.25 per 1M output tokens (OpenRouter).Compare providers →

Hy4 preview
780B · full specs & benchmarks →
Apple M3 Ultra (80-core GPU)
512 GB · everything it runs →