Ultra Small Form Factor, Max Supported RAM: 4 GB, Supported Processors: Atom, Controller Interface(s): 1 x SATA II, Up to 800 MHz, 2 x USB 2.0, 1 x VGA, 1 x DVI - I, 1 x HDMI
AMD 990FX Chipset, ATX, Max RAM: 32 GB, Serial ATA II x 2, Serial ATA III x 6, Ethernet, Gigabit Ethernet, Fast Ethernet, Compatible Processors: AMD Sempron, AMD Phenom II, AMD Athlon II