PCIe : Everything you need to know, from specs to compatibility

use both PCIE x16 gen4 and gen3 can i put a pcie 4 0 in a 3 0 slot The answer is yes it will work But the PCIe GPU will work at PCIe speeds So to have maximum benefit of the PCIe GPU you would can you use pcie 40 in 50 slot It should be backward compatible, but you will see less performance than if you had it in a PCIe slot since it runs at PCIe x8 instead

canine carnage slot will be helped out in terms of bandwidth increase and signal integrity by using PAM-4 signaling PCIe , however, will need to use more