What is a PCIe slot?

Can someone explain me the PCI-E slot variations & sizes pcie slot meaning On the motherboard, PCIe lanes appear in x1, x2, x4, x8, and x16 variations More lanes mean more bandwidth, as well as a longer slot GPUs are usually pciex16 slot configuration PCIe bifurcation is no different to the definition dividing the PCIe slot in smaller chunksbranches Example, a PCIe x8 card slot

pcie slot gpu PCI Express x16 — Sixteen lanes, largest slot *some slots may not have matching lanes in bandwidth, more on this throughout the article