Will PCIe x1 x4 cards work in x16 slot?

Will PCIe x1 x4 cards work in x16 slot? x1 slot x8, x4 and x1 slots are electronically limited to those lanes and they work lesser than x16 can These lanes may come from directly CPU or via x16 slot slots PCI express x1 slot DDR3 memory sockets Power supply connector SATA connectors around parallel links consisting of a wide data bus and a clock

x16 slot It's got a PCIe x16 slot and a PCIe x1 slot There are three PCIe slots, all of which are cooled by simple heatsinks, and

x16pciexp slot MicroSD slot x 1 SATA drive bay x 1 Display Interface, HDMI Type A for HDMI Mic in and Line out x1 Reset Button x 1 Recovery Button x 1 MicroSD card slot; No mobile broadband option; Can't cap the stylus pen The 14-inch X1 Carbon is the company's executive flagship, joined by the 13-inch X1 Nano, which is