Ryzen Release Thread

[SteelCrysis]

https://www.tomshardware.com/news/amd-pc...39559.html

Third-gen Ryzen's support for PCIe 4.0 opens up a new world of faster connectivity, but according to a recent statement from the company, you won't be able to enjoy the faster transfer speeds on older AMD motherboards, taking a bit of the shine of AMD's vaunted backward compatibility with Ryzen processors on the AM4 socket.

At CES 2019, word emerged from motherboard vendors that they could support PCIe 4.0 on older motherboards, like X470, X370, B350, and A320, and AMD confirmed that it would not restrict the faster standard on older motherboards. We've even seen the feature enabled on recent third-gen Ryzen-enabling BIOS updates, but now AMD has reversed the earlier decision:
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It's easy to be disappointed that AMD isn't delivering on its promise of full backward compatibility for the AM4 socket until 2020, but the company has already been forced to drop support for some chips due to BIOS restrictions. The company also isn't supporting third-gen Ryzen on all previous-gen motherboards. That's all part of the challenge of undertaking the monumental task of supporting all Ryzen processors on a single socket. Perhaps AMD representative Robert Hallock's statement to us sums it up best: