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 7200 rpm or SSD, M2 SSD Removable Media : Optional DVD Expansion Bays : 1 slim ODD, One 3.5" HDD convertible to two 2.5" HDD Expansion Slots : 1 M.2 2230, 1 M.2 2230/2280, 1 PCIe 3 x1, 1 PCIe 3 x16, One 4-in-1 media card reader (1 M.2 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, (optional Serial) Power : 180 W Dimensions : 27 x 29.6 x 9.5 cm Weight : 4.6 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 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset: Intel Q270 Processors: Intel 6th & 7th Generation Core i3, i5, i7 Processors, Pentium G Memory Support: (2) SODIMM slots enabling up to 32GB DDR4-2400, dual channel memory support Speaker: Bang & Olufsen Audio Display: 24" diagonal IPS widescreen LED anti-glare backlit LCD (1920 x 1080). Hard Drive: SATA HDD or SSD, PCIe NMVe TLC SSD drives Removable Media: Slim DVD-ROM drive or Slim SuperMulti DVD writer drive Graphics: Integrated Intel HD Graphics Audio: Conexant CX5001 Codec Communications: Intel I219LM Gigabit Network Connection LOM I/O Ports: Integrated 2 MP webcam 1920 x 1080 pixels; (6) USB 3.1 Gen 1: (2) side; (4) rear; (1) USB Type-C 3.1 Gen1, (1) side; (1) DisplayPort with multi-stream; (1) HDMI; (1) RJ-45 Ethernet port Input Devices: Standard Keyboard, Mouse (USB) Power: 180 W active PFC Dimensions: 538.48 x 180.34 x 467.36 mm Weight: 8.73 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

Operating System: Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset: Intel Q270 Processors: Intel Core i3/ i5 / i7 6th & 7th Gen Memory Support: Two (2)SODIMM slots ,32 GB dual channel DDR4 2133 MHz Speaker: Internal speaker amplifier, single 4-ohms speakers Display: 23.8" IPS Wide Viewing Angle WLED, Full HD 1920x 1080 resolution and Ultra HD (4K) 3840 x 2160 resolution with anti-glare coating. Hard Drive: one 2.5-inch SATA or SSD or one M.2 SSD Removable Media: DVD+/-RW and DVD/ROM Optical Disc Drives (optional), SD4.0 Media Card Reader (standard) Graphics: Integrated Intel HD 630/610/530/510 Audio: Intel High Definition Audio with Waves MaxxVoice Pro Communications: I219-LM Ethernet LAN 10/100/1000 I/O Ports: USB 3.1 Gen 1 x 2 (one with Type-C) USB 3.1 Gen 1 x 4 (rear)/ USB2.0 x 2 (rear), HDMI 1.4 Out (rear), HDMI 1.4 In(rear, DisplayPort 1.2 Out (rear), Audio I/O (side), Audio Line-Out (rear), RJ-45 (rear) Input Devices: Standard Keyboard, Mouse (USB) Power: 80 PLUS internal Power Supply Unit Dimensions: 39.3 x 57.5 x 6.4 cm Weight: 7.1 Kg

Operating System: Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS Chipset: Intel Q170 Processors: Intel 6th generation Core i5-i7 Quad Core, Core i3 Dual Core Memory Support: Four (4) DIMM slots , Up to 32 GB DDR4 Hard Drive : Up to 2 TB SATA, 7200rpm or SSD (optional) Removable Media : DVD-ROM/ DVD-ReWritable Expansion Bays : External: One (1) 5.25-inch, Internal: One (1) 3.5-inch Expansion Slots : One (1) PCIe x 4 HH, One (1) PCIe x 16 HH, One (1) M.2 3388 Graphics : Integrated Intel HD Graphics 530 Audio : Integrated Audio Communications : Integrated Intel i219-LM GbE Network Connection I/O Ports : Front: Two (2) USB 2.0, Two (2) USB 3.0, Cardreader (optional), Audio I/O Rear: Four(4) USB 3.0, Two (2) USB 2.0,Two (2) DP, HDMI, VGA(optional), Serial, RJ-45, Audio I/O, PS/2 Input Devices : Standard Keyboard, Mouse (USB or PS/2) Power : 240 W Dimensions : 29.2 x 29 x 9.26 cm Weight : 4.48 kg