AMD admits there are problems with USB devices on 500-series motherboards

[jack_christie]

​

There have been some rumblings in recent months about USB connectivity problems with AMD Ryzen processors in combination with 500 series chipset-based motherboards. To be more specific, the problem seems to stem from USB 2.0 ports that act erratically when PCIe 4.0 is enabled on the motherboard and a PCIe 4-enabled device is installed -- like a GPU, for example.

AMD admits there are problems with USB devices on 500-series motherboards - VideoCardz.com

AMD seeks help to solve the USB disconnection issue on 500-series motherboards AMD is now asking Reddit community members who experienced USB connectivity issues to report them to AMD. Since the Reddit post was made, the issues have been widely commented on by multiple users who experienced said...

videocardz.com

AMD Investigates USB Flakiness With PCIe 4 And 500 Series Chipsets, Here Are Possible Fixes

Many are experiencing USB 2.0 woes where low-speed devices like mice, keyboards, and headsets are dropping out periodically.

hothardware.com

 

[eizbaer]

Went down the rabbit hole of ones of the discussion threads on a German tech site about this... according to people there:

• Somehow connected to using pcie4, downgrading to 3 fixes it.
• Some people are having similar issues on intel (non-pcie4)
• Nobody there was talking about usb2 at all... everyone was going on about high bandwidth & high power usb-c devices like VR headsets.

... edit: the Editor on iPad here is driving me crazy!

also: as someone who just bought a B550 board, I don’t care ?‍