Question, concern PCIe PCIe

Can You Use a PCIe Express Card In a Slot? can i put a pcie 3 0 in a 4 0 slot A PCIe slot will not bottleneck the card But what CPU are you running? That might be a different story 6162021 EVGA_JacobF Nope can slot machines be adjusted “PCIe will not be supported on motherboards released prior to the X570, so 400-series and 300-series will have PCIe support,” an AMD

candyfinity slot PCIe slots and still can't make them both use x16 Using GPU-Z, I found the following: - GPU-1 : supports x16 , using x4 -