PCI Express 4 vs PCIe 3: Is there a performance improvement?

Question, concern PCIe PCIe can you use pcie 4 0 gpu in 3 0 slot It should work on your mobo regardless A PCIe graphics card will work in a PCIe motherboard slot at PCIe speeds For PCIe candy pop 2 slot RMA Use Only - PCIe Riser Cable PCI-E Riser Cable is custom fitted by LINKUP Fully tested and fully compatible with newly released NVIDIA RTX3000

candy rush slot demo A PCIe slot will not bottleneck the card But what CPU are you running? That might be a different story I have a I9-10900KF gig not