What is PCI Express? Do PCIe lanes, slots, and versions matter?

What is PCI Express? Do PCIe lanes, slots, and versions matter? where is the pcie slot PCIe slots come in different physical configurations: x1, x4, x8, and x16 The number after x tells you how many lanes (how data travels to and wheres the gold slot The biggest and best PCI Express slot is the PCI Express x16 slot Pretty much the only thing that uses x16 slots outside of graphics cards is server-grade

wheres the gold slot On the B550M they are aligned perfectly whereas on the B450M the primary slot is underneath the left middle screw So If you're buying an mATX

where does the slot receiver line up There are six PCIe slots available for optional PCIe cards The following figure shows the PCIe slot numbering  PCIe slots are used to connect graphics cards, sound cards, other interface cards and some