Hexus posted a review on the X570 Aorus Xtreme Motherboard
A quote from the article:
Bring out the beast. AMD's Ryzen 3rd Gen CPUs have been gaining decent traction since their arrival on July 7. The bigger question in terms of building a new PC, arguably, is which motherboard to pair them with, and though they will work just fine with older chipsets due to socket AM4 compatibility, the X570 is the way to go for the greatest number of features and end-to-end PCIe 4.0 coverage.X570 Aorus Xtreme Motherboard Review
These X570 boards aren't cheap, and many commentators, including ourselves, have noticed a steep increase in price over the X470 and, more troubling, certain instability issues with the first-edition BIOSes. Though pricing remains unchanged, X570 boards are now stable enough for us to dig deeper into the various options available to the enthusiast.
If money is little object, Aorus wants you to consider the EATX-sized X570 Xtreme - a beast of a motherboard equipped with class-leading power delivery, impressive cooling, and, well, hitting the straps in just about every other department.