Operating System: Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel H110 Processors : Intel 6th generation Core i5, Core i3 Dual Core, Pentium Dual Core and Celeron Dual Core Memory Support : Two (2) SODIMM slots , Up to 16 GB DDR3L 1600 MHz SDRAM  Hard Drive : Up to 2TB SATA or Solid State Drive (optional) Removable Media : SATA DVD-ROM drive, SATA DVD Writer Drive, SATA Blu-ray Writer Drive (optional) Expansion Bays : Internal: One (1) 2.5-inch, One (1) 3.5-inch Expansion Slots : One (1) PCIe x16 Half Height, One (1) PCIe x1 Half Height Graphics : Integrated Intel HD Graphics 530 Audio : Integrated Audio Codec Communications : Integrated Realtek RTL8111HS Gigabit Ethernet I/O Ports : Front: Two (2) USB 3.0, Two (2) USB 2.0, microphone, headphone, Rear: Two (2) USB 3.0, Two (2) USB 2.0, HDMI, DP, UAJ,RJ-45, Stereo L/I, Speakers L/O Power : 180W Dimensions : 29.2 x 29 x 9.2 cm Weight : 6 kg

Operating System: Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel H110 Processors : Intel 6th generation Core i5, Core i3 Dual Core, Pentium Dual Core and Celeron Dual Core Memory Support : Two (2) SODIMM slots , Up to 16 GB DDR3L 1600 MHz SDRAM  Hard Drive : Up to 2TB SATA or Solid State Drive (optional) Removable Media : SATA DVD-ROM drive, SATA DVD Writer Drive, SATA Blu-ray Writer Drive (optional) Expansion Bays : Internal: One (1) 2.5-inch, One (1) 3.5-inch Expansion Slots : One (1) PCIe x16 Half Height, One (1) PCIe x1 Half Height Graphics : Integrated Intel HD Graphics 530 Audio : Integrated Audio Codec Communications : Integrated Realtek RTL8111HS Gigabit Ethernet I/O Ports : Front: Two (2) USB 3.0, Two (2) USB 2.0, microphone, headphone, Rear: Two (2) USB 3.0, Two (2) USB 2.0, HDMI, DP, UAJ,RJ-45, Stereo L/I, Speakers L/O Power : 180W Dimensions : 29.2 x 29 x 9.2 cm Weight : 6 kg

Operating System : Windows 7 Home & Pro. MAR, Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel B250 Processors : Intel Core i3, i5 6th & 7th Gen, Intel Pentium, Intel Celeron Memory Support : Up to 64 GB DDR4 SDRAM Hard Drive : SSD Removable Media : N/A Expansion Bays : 1 external 5.25" x 1/2H, 1 internal 3.5" x 1/3H Expansion Slots : PCI Express x16 slot, PCI Express x1 slot Graphics : Intel HD Graphics 530 or 630 Audio : N/A Communications : Gigabit Ethernet I/O Ports : 4 x USB 2.0 (2 front, 2 rear), 6 x USB 3.0 (2 front, 4 rear), VGA, HDMI, DisplayPort, RJ-45, Microphone in, Headphone output, Serial port Power : 220 W Dimensions : 392,1 x 267 x 100 mm Weight : 6 kg

Operating System : Windows 7 Home & Pro. MAR, Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel H110 Express Processors : Intel Core i3, i5, i7 6th & 7th Gen, Intel Pentium, Intel Celeron Memory Support : Up to 16 GB of dual-channel DDR4 2133 MHz Hard Drive : HDD, SSD Removable Media : N/A Expansion Bays : N/A Expansion Slots : PCI Express x16 slot, PCI Express x1 slot Graphics : Intel HD Graphics Audio : N/A Communications : Gigabit Ethernet I/O Ports : 4x USB 2.0, 6x USB 3.2 Gen 1 (3.1 Gen 1) Type-A, VGA, DVI, HDMI, RJ-45 Power : 220 W Dimensions : 392,1 x 267 x 100 mm Weight : 6 kg

Operating System: Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel H110 Processors : Intel 6th generation Core i5, Core i3 Dual Core, Pentium Dual Core and Celeron Dual Core Memory Support : Two (2) SODIMM slots , Up to 16 GB DDR3L 1600 MHz SDRAM  Hard Drive : Up to 2TB SATA or Solid State Drive (optional) Removable Media : SATA DVD-ROM drive, SATA DVD Writer Drive, SATA Blu-ray Writer Drive (optional) Expansion Bays : Internal: One (1) 2.5-inch, One (1) 3.5-inch Expansion Slots : One (1) PCIe x16 Half Height, One (1) PCIe x1 Half Height Graphics : Integrated Intel HD Graphics 530 Audio : Integrated Audio Codec Communications : Integrated Realtek RTL8111HS Gigabit Ethernet I/O Ports : Front: Two (2) USB 3.0, Two (2) USB 2.0, microphone, headphone, Rear: Two (2) USB 3.0, Two (2) USB 2.0, HDMI, DP, UAJ,RJ-45, Stereo L/I, Speakers L/O Power : 180W Dimensions : 29.2 x 29 x 9.2 cm Weight : 6 kg