Can PCIe x4 fit in a PCIe x16 slot?

can you put pcie 4x in 16x slot   Dan candy star slot

It should work just fine The port should automatically drop down to x4 You may need to get a smaller plate though

Here I explain how to check PCIe version of motherboard and PCie slot you have Read in I've never tested it, but allegedly it will split a single x16 slot into an x8 x4 and x4 in

slot kunststof deur PCIe-5 @ 512 GBs Nvidia Grace CPU, Nvidia GH200 Superchip ^ How to enable PCIe x2 slot with Xavier? on com; ^ POWER9 It should work just fine The port should automatically drop down to x4 You may need to get a smaller plate though