PCIE x1 card in PCIE x16 slot?

PCIE x1 card in PCIE x16 slot? 1 x slot Also, PCI-X slots are longer than PCIe 1x through PCIe 16x, which makes it impossible to make short cards for PCI-X PCI-X slots take quite a bit of space 1234 slot joker Convert PCIe x1 slot to open ended Is there a safe way to cut the closed edge? Unfortunately, most manufacturers currently produce only

123 blue slot x16 slot is the most capable slot of those and if you install an x16 supported card it works at fastest x8, x4 and x1 slots are