Operating System : Windows 10 Home & Pro MAR Chipset : Intel B360 Processors : Intel 8th Gen Core i3, i5, i7, Intel Pentium G, Intel Celeron G Memory Support : Two (2) DIMM slots , Up to 32 GB DDR4-2666 SDRAM Hard Drive : SATA or SSD, M2 SSD Removable Media : Optional Expansion Bays : One 3.5" HDD; One 3.5" (2.5") HDD Expansion Slots : 1 M.2 2230; 1 M.2 2230/2280; 1 PCIe 3 x16; 2 PCIe 3 x1; One 4-in-1 media card reader (1 M.2 2230 slot for WLAN and 1 M.2 2230/2280 slot for storage.) Graphics : Intel HD Graphics 630 Audio : Conexant CX20632 codec Communications : 1 Gigabit I/O Ports : Front: 1 headset connector; 2 USB 3.1 Gen 1, Rear: 1 audio-in; 1 audio-out; 1 DisplayPort? 1.2; 1 power connector; 1 RJ-45; 1 VGA; 2 USB 3.1 Gen 1; 4 USB 2.0 Power : 180 W or 310W Dimensions : 17 x 27.4 x 33.8 cm Weight : 5,47 kg