ProcessorIntel® Core™ i5-4402E (Quad-Core @ 1.6 GHz)System Memory2x DDR3 1600 SO-DIMM, 8GB each Max.16GB total, Default 4GB (4GBx1)USB2x USB 2.0, 4x USB 3.0Serial/Parallel1x DB9 RS-232/422/485 COM, 1x DB9 RS-232 COM2AudioMIC in/ Line out / Line inDisplay Interface1x DVI-I, 1x DVI-D, 1x DPLAN2x GbE LAN RJ-45Digital I/ONoneKeyboard/MouseNoneMembrane ControlNonePower1x 3pin DC power connector1x Power on/off switchHDD1x 2.5" SATA2Removable Slot1x 2.5" SATA HDD easy accessible, default 320G HDDOnboard Expansion Bus1x Mini PCI-E half/full sizeExpansion Slot1x PCIe 16xDisplay Type15" TFT-LCDMax. Resolution1024 x 768