AMD confirms lack of PCIe 4.0 support on older motherboards
Published in PC Hardware

Due to issues with some motherboards

AMD has confirmed that older chipset motherboards, based on X470, X370, B450, B350 and A320 chipsets, will lack support for PCIe 4.0, as there could be some issues with some motherboards.

AMD B450 mid-range chipset further detailed
Published in PC Hardware

B350 with new features

Although AMD's new mid-range chipset has been rumored for quite some time, the latest leak provides more details.