Electop 2 Pack 8 Inch SATA 15 pin to 6 pin PCI Express Card Power Cable Make up for the lack of connections provided by the manufacturer of the PC. The power cable could help you to install a new graphics card in my desktop that needs power and works perfect. Male 15 pin SATA to 6 pin female PCI connector. Plug and work without installing any driver or upgrading your existing SATA power supply, in order to use a PCI Express video card. SATA Cable Length: 8 Inch.