Operating System: Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset: Intel H110 Processors: Intel Core i3, i5, i7 6th & 7th Gen Memory Support: Two (2) SO DIMM slots DDR4 Hard Drive: Sata HDD SSD M2 Removable Media: optional Expansion Bays: External: One (1) 5.25-inch, Internal: One (1) 2.5-inch Expansion Slots: N/A Graphics: Intel HD Graphics Audio: Realtek ALC671 Communications: 10/100/1,000 MBit/s Realtek RTL8111GN I/O Ports: Audio: line-out, microphone, headphone, DisplayPort, DVI-D, Front: Two (2) USB 3.0, Rear: Two (2) USB 2.0,Two (2) USB 3.0 Power: 65W Dimensions: 185 x 190 x 54 mm Weight: 1.6 kg

Operating System : Windows 7 Home & Pro. MAR, Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel Q270 Processors : Intel Core i3, i5, i7 6th & 7th Gen Memory Support : Four (4) DIMM slots , Up to 64 GB DDR4 - 2400 Hard Drive : M.2, Sata III or SSD Removable Media : Optional Expansion Bays : Internal: One (1) 2.5-inch. Two (2) 3.5-inch - External: One (1) 5.24-inch Slim Line Expansion Slots : One (1) M.2 PCIe x1-2230(x1 mode), One (1) M.2 PCIe x4-2280, Two (2) PCIe 3.0 x1 (LP), One (1) PCIe 3.0 x16 (LP - x4 mode), One (1) PCIe 3.0 x16 (LP) Graphics : Intel HD Graphics 530 Audio : High Definition Audio Communications : Intel  I219LM Gigabit Ethernet Port I/O Ports : Front: Two (2) USB 2.0, Two (2) USB 3.1 (including 1 fast charging), One (1) USB Type-C, Audio I/O  Rear: Four (4) USB 3.0, Two (2) USB 2.0, Two (2) DP, RJ-45, Audio I/O Power : 180 W Dimensions : 38.8 x 10 x 30 cm Weight : 5.31 kg

Operating System : Windows 10 Home & Pro, Display Size : 14'' Display Max Resolution : 1280 x 720, 1920 x 1080(optional) Chipset : N/A Processors : Intel Core i3, i5, i7 6th & 7th Gen Ram Memory : Two (2) SODIMM slots , Up to 32 GB DDR4 2133 MHz Hard Disk Drive : M.2 2280 SATA SSD Graphics : Intel HD Graphics Network Adapter : Gigabit Ethernet WiFi : Intel Dual Band Wireless-AC 8265 Web Camera : Yes Optical Disc Drive : No Optical Drive USB : Two (2) USB 3.0, One (1) USB 3.0 (PowerShare), One (1) USB-C/DisplayPort Ports : HDMI,VGA, SD 4.0 slot, RJ-45 Power Supply Adapter : 80W Dimensions : 33.02 x 22.86 x 2.54 cm Weight : 1.81 kg

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

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