eTeknix published a review on the ASUS ROG CROSSHAIR X670E EXTREME Motherboard
A quote from the article:
There are motherboards, and then there are motherboards if you know what I mean. The ASUS ROG CROSSHAIR X670E EXTREME is in a special league of super-expensive feature-packed unicorn levels of insanity that few of us ever get to enjoy in our personal PCs.ASUS ROG CROSSHAIR X670E EXTREME Motherboard Review