Installing 980 pro into PCIe x8

Palit debuts an RTX 4060 with a physical x8 PCIe connector, and it pcie 8x slot PCIe lanes have, surprisingly enough, a pretty big impact on CPU prices So, is there a tangible pcie 4 slot PCIe Slot Number, CPUPCIe Port, PCIe version, PCIe Slot Size, PCIe Lanes ; 2, DMI2, , x8, x4 ; 3, DMI2, , x4, x2

pcie 2 slot I have an old motherboard which has a x1 PCIe and one x16 PCIe slot I need to split the x16 slot into two half-height x8 slots,