Can I Use a PCIe 3.0 Card in a 2.0 Slot?
Currently, PCIe 3.0 is the most common version that you can find on motherboards but if you have older PC, it may actually conform to the older PCIe v2.0. With most new expansion cards conforming to v3.0, it is common to ask: can I use a PCIe 3.0 card in a 2.0 slot? Basically, yes, …