PCIe vs NVMe: Are They the Same?

It says on the MOBO description that the PCIe X 16 slot is default disabled Have never had that board, you probably need to look around the

slot can handle almost exactly what a PCIe x16 slot can currently handle PCIe x2 will still work with a PCIe x8 interface

pcie 1 slot slot can handle almost exactly what a PCIe x16 slot can currently handle PCIe x2 will still work with a PCIe x8 interface

pcie 8x slot PCIe slots allow your motherboard to connect with your PC's most critical components and provide key functionality