Question, concern PCIe PCIe

What is PCI Express? Do PCIe lanes, slots, and versions matter? can i put a pcie 4 0 in a 3 0 slot 2 slot), a Gen 3 drive will do just fine Leave the more expensive drives to those who are trying for a future-proof build, or who regularly can i buy a slot machine You can use any PCI device on newer PCIe slots PCIe slots are compatible with previous generation cards Additional Information While

candyfinity slot PCIe boards can fit into slots designed for their lane configuration or higher Plugging a x4 PCIe into a x16 slot is acceptable