ROG Strix z690-E and 2x z690-G 's top PCIE Slot not detecting GPUs

How does lspci find out physical slot number of a PCI device? gpu slot The Asus GeForce RTX 4060 Ti 8GB Dual OC + SSD Expansion slot does what it says on the gpu slot width It should work in PCIe_1 out of the box, as that's the primary slot in pretty much all consumer motherboard for a graphics card I would suggest

gpu slot For example, a three-slot GPU can only fit in a case with at least three PCIe slots at the back, so it's really easy to see at a glance whether a GPU will fit