GIGABYTE AM4 Motherboards: PCIe 4.0 Ready for Ryzen 3000
 

In preparation for the launch of AMD's next generation of Ryzen processors, GIGABYTE has released a wave of firmware updates for its X470 and B450 AM4 socket motherboards. The new firmware adds listed support for AMD's Ryzen 3000 series (Matisse) processors prior to launch.

https://www.anandtech.com/show/14364...for-ryzen-3000