Connect your dvi i display to a vga video card the dvivgafm dvi to vga cable adapter converts a dvi male connector to a vga male connector allowing you to connect devices with vga output to a dvi input port the dvi to vga cable adapter eliminates the expense of having to upgrade a vga video source for the sake of compatibility with a newer dvi capable display this product is intended for connections between dvi i and vga devices if your device uses a dvi d connector please refer to s