6ES7647-7AL20-0GX0

Siemens SIMATIC MICROBOX PC 427B PROCESSOR: PENTIUM M 1.4 GHZ, 400 MHZ FSB, 2 MB, SLC, PROFINET, MEMORY EXTENSION: 512 MBYTE, DDR2 533, SODIMM (1 X 512 , MB) EXTENSION: WITHOUT HW EXTENSION DRIVES: 2 GB COMPACT-FLASH INTERNAL , (NOT ACCESSIBLE) OPERATING SY