Revisions 1.0,1.1 and 1.2 you will be sent a random revision, they all have identical hardware specifications 1gb ram stick included Mini-ITX form factor SBC - Single Board Computer Intel® Atom™ processor N270 1.6GHz with ultra low voltage fan-less support DDR2 400/533 SO-DIMM memory support up to 2GB Dual display support by VGA + DVI-D, LVDS + VGA, LVDS + DVI-D Support PCIe Mini card, PCI slot for expansion Support six USB 2.0, two SATA, four COM One Key Recovery solution allows you to create rapid OS backup and recovery