9.3 kg

Operating System : Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS
Chipset : Intel Q75 Express chipset
Processors : Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7, Intel® Pentium® & Celeron®
Memory Support : Four (4) DIMM slots , Up to 32 GB DDR3 1333 MHz SDRAM 
Hard Drive : 160MB to 1 TB , 64GB to 1TB Solid State Drive (optional)
Removable Media : SATA DVD-ROM drive, SATA DVD Writer Drive, SATA Blu-ray Writer Drive
Expansion Bays : External: One (1) 3.5-inch, Two (2) 5.25-inch, Internal: Two (2) 3.5-inch
Expansion Slots : One (1) full-height PCI, One (1) full-height PCI Express x16, Two (2) full-height PCI Express x1
Graphics : Intel HD Graphics: Basic, 2000, 2500, 4000
Audio : High Definition Audio with Realtek ALC221 codec
Communications : Integrated Intel 82579LM Gigabit Ethernet
I/O Ports : Rear: 6 USB, 1 serial port, 2 PS/2, audio in/out, Front: 4 USB, audio ports
Input Devices : HP Standard Keyboard (PS/2 or USB), HP 2-Button Optical Scroll Mouse (PS/2 or USB)
Power : 320W 90% Active PFC
Dimensions : 43.1 x 37.7 x 17.7 cm
Weight : 9.3 kg

Operating System : Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS
Chipset : Intel Q85 Express
Processors : Intel 4th Gen Core i5
Memory Support : Four (4) DIMM slots , Up to 32 GB DDR3 SDRAM , 1600MHz
Hard Drive : Up to 1TB 7200rpm
Removable Media : DVD-ROM/ DVD-ReWritable (slim)
Expansion Bays : External: One (1) 5.25-inch, One (1) 3.5-inch, Internal: Two (2) 3.5-inch, One (1) 2.5-inch
Expansion Slots : One (1) PCI Express x16, Three (3) PCI Express x1
Graphics : Intel HD Graphics
Audio : Realtek ALC221 codec
Communications : Intel I217LM GbE Network Connection
I/O Ports : Front: 2 USB 3.0, 2 USB 2.0, Audio I/O, Rear: 2 USB 3.0, 4 USB 2.0, VGA, DP, RJ-45, Audio I/O,PS/2
Input Devices : Standard Keyboard (USB or PS/2)
Power : 320 W
Dimensions : 44.2 cm x 39.9 cm x 17 cm
Weight : 9.3 kg