Kingston Technology System Specific Memory 512MB, 0.5 GB, 1 x 0.5 GB, DRAM, 200-pin SO-DIMM Kingston Technology System Specific Memory 512MB. Internal memory: 0.5 GB, Memory layout (modules x size): 1 x 0.5 GB, Internal memory type: DRAM, Memory form factor: 200-pin SO-DIMM