Asus X570-PLUS Slot Speed Difference?

I like the onboard slot better Simply put, it does not require any cables , it's easier and quicker to install, and

What I want to work: I want the crucial P3 drive to be detected in UEFI and work when plugged into the second slot

which slot apps pay real money 1 x connector , integrated in the Chipset, supporting Socket 3, M key, type 22422260228022110 SSDs: Supporting PCIe

which expansion slot is used by an nvme compliant device_ 2 slots are each tied to a single CM4 slot If the drive is in the first slot, only the CM4 in the first CM4 slot will have direct access to