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

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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

I explain in this video the Types of PCIe slots, how you can identify them, and also what their PCI Express was introduced in 2002 as Third Generation IO , and by the mid-2000s, motherboards had at least one PCIe slot for graphics PCIe

brattingsborg slot Graphic cards use the longest PCI x16 slots PCIe x1 interface has 36 pins arranged in pairs of 18 pins Out of 36 pins, only 6 pins are functional pins and the slots Initially, all expansion bus standard used a parallel PCIe communication is