SIMATIC Rack PC 647B Interfaces: 2 x Gbit LAN(RJ45) 1x VGA; 2x COM, 1x LPT; 2x PS/2; 4x USB 2.0 on rear, 2x USB 2.0 on the front; audio; Temp. and fan monitoring; Watchdog, Card retainer Core 2 Duo T7400 (2.16 GHz, 4 MB L2 cache, EM64-T, VT), mainboard without fieldbus RAID1 (2x 250 GB HDD SATA, mirror disks); 0.5 g vibration, 5 G shock, internal 4 GB DDR2 SD-RAM (2x 2 GB), Dual Channel DVD +/- RW Bus module 3 slots: 2x PCI, 1x PCIE X16; without hardware expansions WinSrvr 2003 Stand. Edition incl. 5 clients, MUI (D,E,F,S,I), SP1; SP2 enclosed without software 110/230 V industrial power supply unit with NAMUR, Power supply cable Italy