Operating System : Windows 10 Home & Pro, Ubuntu Linux, Free DOS Display Size : 12.5'' Display Max Resolution : 1366 x 768 Chipset : Integrated with the processor (Wildcat Point LP), 5th Generation Intel Processors : 5th Generation Intel Core up to i7 processors Ram Memory : Two (2) x SODIMM slots, Up to 16 GB DDR3L 1600MHz Hard Disk Drive : 500 GB 7200 rpm, 1TB rpm or SSD (Optional) Graphics : HD Graphics 5500 Network Adapter : Integrated GbE Network Connection WiFi : Yes Web Camera : Yes Optical Disc Drive : No Optical Drive USB : Three (3) x USB 3.0 Ports : mDP, HDMI, RJ-45, SD 4.0 Memory card reader Power Supply Adapter : 90W Dimensions : 31.05 cm x 21.6 cm x 1.9 cm Weight : 1.25 kg