Inno3D nvidia Geforce video-card Low-profile 8400GS-1GB DDR3 with fan video graphics card for slim case Nvidia geforce GPU 8400GS 1GB DDR3, 3 ports: HDMI DVI, VGA Require PCI express x16, PCIE 2.0 compliant ,will not work with old PCIE 1.0 CD driver and quick installation guide included , fully compatible to official driver at Geforce.com Support 2 monitors mode: DVI+VGA or DVI+HDMI Recommend 300 watt power supply,Nvidia geforce low power consumed video card.