Will XFR 2 and Precision boost 2. 2700x work with a x570 motherboard or will I need the 3rd Gen for it to work with a x570?
you need the new 3000 series processor for prevision boost 2
gorkie, see here. This was published 24 April 2018. Your 2700X is a 2nd Gen Ryzen. Ask your MB vendor about your X570 board. Enjoy, John.