can we install PCIE x16 graphics card in PCIE

Primary riser cage connector, connected to processor 1 or the southbridge PCIe 3-slot riser cage* PCIe 2-slot x16 riser cage 1

I am not sure if this is due speed issues or lack of enough power on the PCIe slot, even though the GPU has an 8 pin power connector Please be aware of

pciex4 slot PCIe x16 is just the next version of the Express slot So it is newer and faster There is often some confusion because of the name change

pciex16 slot Pretty much, its a 16x slot that runs at 4x electrically which means its going to have 14 the bandwidth You are going to lose a lot of