Enabling or disabling PCIe Slot Network Boot

What is PCIe x4 Slot where is pcie slot 2, for a PCIE based it will pull form the x4 slot beneath it This was to give you the flexibility of SATA based drives or PCIE based drives where is the pcie slot PCIe slots are used to connect graphics cards, sound cards, other interface cards and some

where is m2 slot on motherboard PCI express is mostly divided by the number of lanes a slot has This goes from the most basic x1 to x2, x4, x8, and all the way up to x16 Each