Explaining PCIe Slots

2 is a slot that can interface with SATA , PCI Express

A PCI Express slot is a type of expansion slot on a motherboard that allows you to add additional hardware to your computer PCI Express

pcie x 16 slot In the case of PCIe x16, there are 16 data lanes in the slot Each data lane is capable of bidirectional data transfer, meaning data can flow in both directions

pcie 20 x16 slot almost all CPUs have x16 lanes going directly into the GPU pcie slot on the motherboard imagine data travels like cars in these lanes you can