Operating System: Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset: Intel H370 Processors: Intel 9th generation Core i3, i5, i7 Memory Support: Two (2) DIMM slots , DDR4 Up to 32 GB 2400 MHz, 2666 MHz on i5 and i7 processors Hard Drive : HDD or SSD M.2 Removable Media : Optional Expansion Bays : 1 x 3.5”, 2 x 2.5” Expansion Slots : 1 PCIe x 16, 3 PCIe x 1 Graphics : Intel HD Graphics 610/630 Audio : Integrated Realtek ALC3234 High Definition Audio Codec (supports multiple streaming) Communications : Realtek RTL8111HSD-CG Gigabit Ethernet LAN 10/100/1000 Integrated on system board I/O Ports : Front: 2 x USB 3.1, 2 x USB 2.0, Universal Audio Jack, Rear : 2 x USB 3.1, 2 x USB 2.0, Serial, RJ-45, DisplayPort, HDMI, Line out for headphones or speakers Dimensions : 35 x 15.4 x 27.4 cm Weight : 9.43 kg