can we install PCIE x16 graphics card in PCIE

What is PCIE & How it works PCIE Uses pcie 4 gpu in pcie 3 slot As with previous generations, the standard simply doubles the speed that the PCIe slot runs at It now provides about 2GBs per lane pcie 20 x16 slot After a quick Google search, I found this article which explains that: a PCIe x16 slot can theoretically hit approximately 32 gigabytes

pcie 4 m2 in pcie 3 slot PCIe slots feature the same pin layout and thus are forwards and backward-compatible However, a PCIe card slotted into a PCIe slot will