Operating System : Windows 7 Home & Pro. MAR, Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel Q170 Chipset Processors : Intel Pentium and Intel Core™ i3, Intel Core i5, and Intel Core i7 6th Gen Memory Support : Four (4) DIMM slots , Up to 64 GB DDR4 2133 UDIMM Hard Drive : SATA 6.0Gb/s, 2.5"/ 3.5" wide, 5400 / 7200 rpm, Solid State Hybrid Drive (SSHD), Solid State Drive (SSD), M2 Removable Media : Optional 9-in-1 media reader, DVD-ROM SATA or Multi DVD-RW Expansion Bays : External: One (1) 9.5mm high, Internal: One (1) 3.5-inch, One (1) 2.5-inch Expansion Slots : One (1) PCI-e (LP) 3.0 x16, One (1) PCI-e (LP) 3.0 x1, One (1) PCI-e (LP) 3.0 x4 Graphics : Intel HD Graphics 510/530 Audio : High Definition (HD) Audio, Realtek ALC662 Communications : Gigabit ethernet, Intel Ethernet Connection I219-LM I/O Ports : Front: Two (2) USB 3.0, Audio I/O Rear: Six (6) USB 3.0, Audio I/O, Serial, VGA, Two (2) DP Input Devices : Preferred Pro USB Keyboard (USB connector), Lenovo logo Enhanced Optical USB Mouse, black, Lenovo logo Power : 210 watts, autosensing, 85% PSU Dimensions : 338mm X 357mm X 88mm Weight : 12.3 lb (5.6 kg)

Operating System : Windows 7 Home & Pro. MAR, Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel Q270 Chipset Processors : Intel Pentium and Intel Core i3, Intel Core i5, and Intel Core i7 6th & 7th Gen Memory Support : UDIMM, DDR4-2400, 4 x 288-pin DIMM sockets Hard Drive : SATA 6.0Gb/s, 2.5"/ 3.5" wide, 5400 / 7200 rpm, Solid State Hybrid Drive (SSHD), Solid State Drive (SSD), M2 Removable Media : Optional 9-in-1 media reader, Sim DVD Burner Expansion Bays : Bay 1 Slim external optical drive bay, Bay 2 3.5", internal bay for HDD/SSD, Bay 3 2.5", optional internal bay for HDD/SSD Expansion Slots : One (1) PCI-e (LP) 3.0 x16, One (1) PCI-e (LP) 3.0 x1, One (1) PCI-e (LP) 3.0 x16 (x4 signal) Graphics : Up to Integrated Intel HD Graphics Audio : High Definition (HD) Audio, Realtek ALC662 Communications : Gigabit ethernet connection I/O Ports : Front: Four (4) USB 3.0, Audio I/O Rear: Four (4) USB 3.0, Audio I/O, Serial, VGA, Two (2) DP, LAN, Two (2) PS2 Power : 180W, autosensing, 85% PSU Dimensions : 290.5 mm x 92.5 mm x 343.5 mm Weight : 5.4kg

Operating System : Windows 7 Home & Pro. MAR, Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset : Intel Q270 Chipset Processors : Intel Pentium and Intel Core i3, Intel Core i5, and Intel Core i7 6th & 7th Gen Memory Support : UDIMM, DDR4-2400, 4 x 288-pin DIMM sockets Hard Drive : SATA 6.0Gb/s, 2.5"/ 3.5" wide, 5400 / 7200 rpm, Solid State Hybrid Drive (SSHD), Solid State Drive (SSD), M2 Removable Media : Optional 9-in-1 media reader, Sim DVD Burner Expansion Bays : Bay 1 Slim external optical drive bay, Bay 2 3.5", internal bay for HDD/SSD, Bay 3 2.5", optional internal bay for HDD/SSD Expansion Slots : One (1) PCI-e (LP) 3.0 x16, One (1) PCI-e (LP) 3.0 x1, One (1) PCI-e (LP) 3.0 x16 (x4 signal) Graphics : Up to Integrated Intel HD Graphics Audio : High Definition (HD) Audio, Realtek ALC662 Communications : Gigabit ethernet connection I/O Ports : Front: Four (4) USB 3.0, Audio I/O Rear: Four (4) USB 3.0, Audio I/O, Serial, VGA, Two (2) DP, LAN, Two (2) PS2 Power : 180W, autosensing, 85% PSU Dimensions : 290.5 mm x 92.5 mm x 343.5 mm Weight : 5.4kg