SYSTEM, 3U RACKMOUNT, INTEL ATX MB, INTEL Q77 CHIPSET, CORE i7 CPU, DDR3 MEMORY, 1XSATA 3.5" HDD, 2XSATA 2.5"SSD, SATA DVDRW, MS WIN 7 PRO 64-BIT OS: This system can be used for ATE (Automatic Test Equipment) in Aerospace, Defense and Automotive Industries. Manufacturing control in the Medical and Semiconductor markets.