7.6 kg

Operating System : Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS
Chipset : Intel Q67
Processors : Intel Core G Series
Memory Support : Four (4) DIMM slots , Up to 32 GB DDR3 1333 MHz SDRAM 
Hard Drive : Up to 1 TB 7200 rpm
Removable Media : DVD-ROM/ DVD-ReWritable
Expansion Bays : External: One (1) 5.25-inch, One (1) 3.5-inch Internal: One (1) 3.5-inch
Expansion Slots : One (1) LP PCI, Two (2) LP PCI-E x16 (1 wired x4), One (1) LP PCI-E x1
Graphics : Intel HD Graphics 2000/3000 (integrated)
Audio : Realtek ALC261 codec
Communications : Intel 82579LM integrated GbE Network Connection
I/O Ports : Front: Four (4) USB 2.0, Audio I/O, Rear: Six (6) USB 2.0, Serial, VGA, DP,RJ-45, Two (2) PS/2, Audio I/O
Input Devices : Standard Keyboard (PS/2 or USB)
Power : 240 W
Dimensions : 37.9 cm 33.8 cm x 10.0 cm
Weight : 7.6 kg

Operating System : Windows 10 Home & Pro MAR, Ubuntu Linux, Free DOS
Chipset : Intel Q77
Processors : Intel Core i7 3rd Gen
Memory Support : Four (4) DIMM slots , Up to 32 GB DDR3 1600MHz
Hard Drive : SATA III, 7.200rpm up to 1TB or SSD up to 256GB
Removable Media : SATA DVD-ROM drive, SATA DVD Writer Drive, SATA Blu-ray Writer Drive
Expansion Bays : External: One (1) 5.25-inch, One (1) 3.5-inch Internal: One (1) 3.5-inch
Expansion Slots : One (1) PCI LP, One (1) PCI Express x1 LP, One (1) PCI Express x16 (wired as 4) LP, One (1) PCI Express x16 LP
Graphics : Intel HD Graphics
Audio : HD audio with Realtek ALC221
Communications : Intel 82579LM GbE Ethernet Connection
I/O Ports : Rear: (4) USB 3.0, (2) USB 2.0, Serial , Two (2) PS/2, Audio I/O, VGA, DP,RJ-45 Front: (4) USB 2.0, Audio I/O
Power : 240W
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 Q87
Processors : Intel 4th Gen Core i3,i5,i7, Intel Celeron, Intel Pentium
Memory Support : Four (4) DIMM slots , Up to 32 GB DDR3 SDRAM 
Hard Drive : Up to 2TB 7200rpm or SSD
Removable Media : DVD-ROM/ DVD-ReWritable Slim
Expansion Bays : External: One (1) 5.25-inch slim, One (1) 3.5-inch Internal: One (1) 3.5-inch, One (1) 2.5-inch
Expansion Slots : Two (2) PCI Express x16, Two (2) PCI Express x1
Graphics : Intel HD Graphics
Audio : Realtek ALC221 codec
Communications : Intel I217LM Gigabit Network Connection
I/O Ports : Front: Two (2) USB 3.0, Two (2) USB 2.0, Audio I/0, Rear: Two (2) USB 3.0, Four (4) USB 2.0, VGA, DP, RJ-45, Serial, PS/2, Audio I/O
Power : 240 W
Dimensions : 37.9 cm x 33.8 cm x 10 cm
Weight : 7.6 kg