Hello,I got crossfire working past few week using 7850 but since I've plug my second screen on DVI(first hdmi second dvi) crossfire get desactivated and impossible to reenabled it. The option simply disapear, seems I have to unplug my 2nd screen to reactivated the option ! Everything is up to date with lastest radeon driver from jan 2019
asus crosshair hero VI
PCIE lane working,card is detected etc... what Should I do ?
Honestly amd Driver are pain in the *** after user nvidia one but I had to sell my 1080ti x)
Heck... Look like I had to reinstall all my AMD driver with 2 screen plug in,seems working flawless now