Intel HD Graphics

Operating System : Windows 10 Home & Pro MAR
Chipset : Intel Q270
Processors : Intel 6th & 7th Gen Core i3, i5, i7, Intel Pentium G, Intel Celeron G
Memory Support : Four (4) SODIMM slots , Up to 64 GB DDR4-2400
Hard Drive : SATA 7200 rpm or SSD, PCIe NMVe TLC SSD
Removable Media : HP 9.5 mm, G3 600 SFF DVD-Writer or HP 9.5 mm, G3 600 SFF DVD-ROM
Expansion Bays : Internal: One (1) 2.5-inch, One (1) 3.5-inch, External: One (1) slim ODD, One (1) SD Card Reader
Expansion Slots : One (1) Turbo Drive M.2 PCIe x1-2230, One (1) Turbo Drive M.2 PCIe x4-2280, Two (2) PCI Express x16 (v3.0); 1 wired as an x4
Graphics : Intel HD Graphics
Audio : Conexant CX20632 codec
Communications : Realtek RTL8201N FtE
I/O Ports : Front: Two (2) USB 2.0, Two (2) USB 3.1, One (1) USB Type C 3.1Audio I/O,  Rear: Four (4) USB 3.1, Two (2) USB 2.0 Audio I/O, Two (2) DP, RJ-45
Input Devices : Standard Keyboard (USB)
Power : 80 PLUS Bronze 180W active PFC or 80 PLUS Platinum 180W active PFC
Dimensions : 269.24 x 93.98 x 297.18 mm
Weight : 4.53 kg

Operating System : Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS
Chipset : Intel Q170 PCH-H Vpro
Processors : Intel Core i5 6th Gen
Memory Support : Four (4) DIMM slots , Up to 64 GB DDR4 – 2133
Hard Drive : SSD-PCIe,G2 SSD-PCIe, Sata 7.200rpm or SSD or SSHD
Removable Media : HP 9.5mm Slim Desktop DVD-ROM ODD/DVDRW/BDXL Blu-Ray Drive
Expansion Bays : External: One (1) 9mm Slim ODD Internal: Two (2) 3.5inch, One (1) 2.5inch
Expansion Slots : Two (2) PCIe x1 v3.0, Two (2) PCIe x16 v3.0,
Graphics : Intel HD Graphics
Audio : HD audio with Realtek ALC221 codec
Communications : Intel  I219LM Gigabit Ethernet Port
I/O Ports : Front: Two (2) USB 2.0 (one includes fast charging), Two (2) USB 3.0, Audio I/O Rear: Six (6) USB 3.0, VGA, Two (2) DP, RJ-45, PS/2, Serial, Audio I/O
Power : 200W
Dimensions : 37.9 x 33.8 x 10 cm
Weight : 7.6 kg

Operating System : Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS
Chipset : Intel Q170
Processors : Intel 6th generation Core i7, i5, i3, Pentium G
Memory Support : Four (4) DIMM slots , Up to 64 GB DDR4 2133 MHz SDRAM 
Hard Drive : SATA III HDD or SSD, M.2 SSD
Removable Media : optional
Expansion Bays : One (1) 5.25-inch for slim optical disc drive only, One (1) internal 3.5-inch, One (1) external 3.5-inch
Expansion Slots : One (1) LP PCI-e 3.0 x16, One (1) LP PCI-e 2.0 x 4 (mech. x16), Two (2) LP PCI-e x 1
Graphics : Intel HD Graphics
Audio : Realtek ALC671
Communications : 10/100/1,000 MBit/s Intel I219LM
I/O Ports : Audio I/O, microphone, headphone, 2 x DisplayPort, DVI-D, RJ-45, front 2 x USB 2.0, 2 x USB 3.0, rear 2 x USB 2.0, 4 x USB 3.0, 2 x USB 2.0
Power : 280 watts
Dimensions : 332 x 338 x 89 mm
Weight : 8 kg