SIMATIC IPC547E (RACK PC, 19", 4HE); INTERFACES: 2X USB 3.0 FRONT, 1X DVI-I, 6X USB 2.0 REAR, 2X PS/2, AUDIO; 7 EXPANSION SLOTS: 2X PCIE X16, 1X PCIE X8, 4X PCI; TEMPERATURE AND FAN CONTROL; WATCHDOG; BOARD RETAINERS; CORE I7-4770S (4C/8T, 3.1(3.9) GHZ, 8MB CACHE, IAMT), 2X GBIT ETHERNET, 2X DISPLAYPORT V1.2, 2X USB 3.0 REAR, 1X USB 2.0 INTERNAL, 1X COM1; 1X 500 GB HDD, INTERNALLY MOUNTED; 8 GB DDR3 SDRAM (2X 4 GB), DUAL CHANNEL; HOUSING NOT PAINTED, DVD+/-RW (SLIM); SERIAL INTERFACE (COM2) + PARALLEL (LP