Operating System : Windows 7 Home & Pro. MAR, Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel 370 Processors : Intel Core i3, i5, i7 6th & 7th Gen Memory Support : Two (2) SODIMM slots , Up to 32 GB DDR4 - 2666 Hard Drive : M.2, Sata or SSD Removable Media : N/A Expansion Bays : IN/A Expansion Slots : 1 M.2 2230; 2 M.2 2230/2280 (1 M.2 slot for WLAN and 2 M.2 2230/2280 slot for storage.) Graphics : Intel HD Graphics 630 Audio : Conexant CX20632 codec Communications : Intel® I219LM GbE I/O Ports : Front: 1 headphone, 1 headset connector, 1 USB 3.1 Gen 1, 1 USB 3.1 Gen 2, 1 USB 3.1 Type-C Gen 2, Rear: 1 RJ-45, 2 DisplayPort, 1.2; 2 USB 3.1 Gen 1, 2 USB 3.1 Gen 2 Power : 65W Dimensions : 17.7 x 17.5 x 3.4 cm Weight : 1.3 kg