FWIW, I remember ASRock being mistaken about AMD features in the past: iirc there was a while when they were wrongly asserting that Bulldozer didn't support I/O

FWIW, I remember ASRock being mistaken about AMD features in the past: iirc there was a while when they were wrongly asserting that Bulldozer didn't support I/O virtualisation. (Eventually they implemented it on their own AM3 motherboards.)