Thanks a lot, i'm waiting to receive the DGPU card to test it.
this one:
ROG-STRIX-RX570-4G-GAMING | ROG Strix | Gaming Graphics Cards|ROG - Republic of Gamers|ROG Global
ASUS ROG Strix RX 570 gaming graphics card with ASUS Aura Sync for best eSports gaming experience in Overwatch, Dota 2, CS Go and League of Legend.www.asus.com
is it P&P with SMBIOS iMac 19,1 and graphic card->AUTO on BIOS?