Maybe upgrading is pointless… - PCI-E Gen 4 vs Gen 3

Bandwidth Considerations for PCI Express Designs pci 4 in pci 3 slot 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 pcie slot pinout PCI-E versions are Backwards Compatable it will work all you may get is limited Bandwidth from your PCI-E Slot to your PCI-E Graphics

pcie expansion slot You can choose from PCIe Gen 4 as well as the third PCIe generation or the second generation PCIe In general, however, all PCIe