AMD won't support PCIe 4 on pre-X570 motherboards after all

[Windows Central]

While PCIe 4.0 support was expected to arrive on older, compatible socket AM4 motherboards, AMD has decided to reverse course on that idea.
[h=2]What you need to know[/h]

• AMD has decided not to allow PCIe 4.0 support on older socket AM4 motherboards.
• The company says it made the decision because a lack of clarity on which motherboards could reliably run PCIe 4.0 would cause confusion in the market.
• To get PCIe 4.0, you'll have to use one of AMD's new Ryzen 3000 series processors with an X570 motherboard.

AMD this week revealed that it won't support PCIe 4.0 on older motherboards with its Ryzen 3000 series processors.

Full story from the WindowsCentral blog...