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

What are PCIe Slots in PC? pcie slot x16 A x16 PCIe slot can accommodate far more data per second than current AGP 8x connections allow In addition, a x16 PCIe slot can supply 75 watts of power to pcie m2 slot Replies A PCIe x16 slot is a video card slot which actually has nothing to do with your system memory However

pcie 8x slot It's a slot of x16 size but electrically x4 This