What is the difference between PCIe Gen 3 and PCIe Gen 4?

Yes, PCIe standards are thankfully backwards compatible, meaning that a PCIe device will work in a PCIe slot, but it will only be able to reach PCIe

PCIe can generally work in PCIe slots, though only at the lower performance level of the older version This means that instead of taking advantage of

pcieslot Hence, PCIe x4 The signaling is different between the two You cannot make a PCIe device turn into So if that card was a PCIe

pcie x1 in x16 slot In BIOS you can change the PCIe lane from to unless your GPU card is a type card Also depends on which PCIe x 16 slot you have