Driver modding didnt work. Still 5 cards max on new drivers.
can you run 500 series with bios mod in new drivers?
ACCORDING TO THE POLARIS BIOS EDITING PAGE, YES--
The very latest drivers allow for modded BIOS, "17.4.3+ Drivers Allow modded Bios". Here is the link to the page:
http://www.overclock.net/t/1604567/polaris-bios-editing-rx5xx-rx4xx --scryptr