Operating System : Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Display Size : 14.0" Display Max Resolution : 1366 x 768 Chipset : QM67 Express Processors : Intel Core i3, Intel Core i5,Intel Core i7 G2 Ram Memory : (2) two Slots SODIMM, DDR3, Up to 8GB Hard Disk Drive : SATA, 7.200rpm Graphics : Intel HD Graphics 3000 Network Adapter : 1 Gigabit Ethernet WiFi : Yes Web Camera : Optional Optical Disc Drive : DVD / DVD ReWritable USB : 4 x USB2, 1 x eSATA Ports : VGA, HDMI, RJ-45, USB/e-SATA, ExpressCard/54, Memory Card Reader, Docking Power Supply Adapter : 90 W Dimensions : 35.2 x 24.1 x 3.2 cm Weight : 2 kg