Run PCIe x8 NIC in x4 slot? - Hardware Hub

Xiaomi Poco X4 GT - Full phone specifications - x4 slot The adapter card I am looking at can be used in a X4, X8 or X16 PCIe slot and they say I will get up to 32Gbps when it is plugged into a PCIe x4 slot The Intel X550-T1 specification states it uses a PCIe x4 slot, however in my new PC , I'd like to use it in the PCIe x4

poort met slot I explain in this video what is PCIe x4 on the motherboard and its uses I also explain what PCIe