can we install PCIE x16 graphics card in PCIE

can we install PCIE x16 graphics card in PCIE pcie 2 slot Read in Detail How to Identify PCIe Version of Slot ➤ motherboardhow-to pciex16 slot It is actually +115% While gpu itself has only +70% - so other 30-40% is should be and P67 or sandy bridge pcie controller And this is

pciex16 slot The PCIe standard doubles the per-lane throughput from the PCIe standard's 250 MBs to 500 MBs This means a 32-lane PCI connector

pciex4 slot This video explains everything you need to know about PCIe slots, including PCIe slot One more detail: the motherboard is SuperMicro X10SRi-F that provides 6 PCI-Express slots: 1 PCI-E ×2, 1 PCI-E ×4, 2 PCI-E ×8, 1 PCI