[SOLVED] Would my motherboard support 80ohm and 250 ohm?

[kars.jr]

Asus rog Strix B550-F gaming will it work on Beyer dynamic 990 pro or do I need a DAC for it?

 

[Mtop]

Should work
Below states 32-600 ohms - look in the dual op amp insert.

ROG STRIX B550-F GAMING | Motherboards | ROG Global

rog.asus.com