SIMATIC IPC427D (Microbox PC), HD graphic onboard, 2x10/100/1000 Mbit/s Ethernet RJ45, 4xUSB V3.0 (high current), PCIe (optional), 24 V DC power supply Core i7-3517UE; 2x Gbit Ethernet (IE/PN); DIN rail mounting; with ATEX/IECEX CAT 3G Zone 2; 8 GB with ECC and NVRAM; (only with Core I7-3517UE; 2x Gbit Ethernet (IE/PN)); 2x RS-232; without PCIE; Windows 7 Ultimate 64-bit, CFast 16 GB, (possible with SW, if no internal mass storage); SSD 240 GB Standard (MLC); without SIMATIC software