GPU in PCIEX4 instead of x16

PCIe vs PCIe : What's the difference? can i put pcie x4 in x16 slot It means, you'll be able to plug in any x16 add-in-card but that card will only ever be able to run at x8 PCIe bandwidth on that bottom can you beat slot machines 1 PCIe x16, 1 PCIe x16, 1 PCIe x1 you use Athlon 2xxGE series APU, PCIE2 slot will run at x4 mode )

canadian wild slot Have you ever thought if you can plug PCI Express cards into x16 lane slot? In this video