This PCIe x1 to PCIe x16 Slot Extension adapter provides enhanced compatibility between motherboards and a variety of PCI Express expansion cards, allowing you to install a PCIe card (x1 - x16) in an x1 slot. The PCI Express x1 to x16 adapter accommodates low profile x2, x4, x8, x12 or x16 PCI Express cards, eliminating the cost and hassle of upgrading a PCIe card or replacing the motherboard for the sake of compatibility Features x16 lane PCIe slot connector to x1 lane Designed to properly mount a low profile card into a full profile slot Complete pass-through designs supports the latest PCI Express speeds Applications Install a low profile video card into a system with only a x1 PCIe slot Install x4 or larger PCIe cards into a system with only x1 PCIe slots available Install a low profile PCIe card into a full profile system case Move cards that you will not require max bandwidth for, to keep x16 PCIe slots available for cards that you will require max bandwidth The StarTech.com Advantage Turns a low profile PCIe card into a full profile card to fit in workstations or servers Backed by a StarTech.com lifetime warranty and free lifetime technical support Connectors PCI Express x1 PCI Express x16 Slot Dimensions Weight 12 g Length 12.7 cm [5.0 in] Width 44.3 mm [1.7 in] Height 8.5 mm [0.3 in]