Hypertec HYS31312881GBOE, 1 GB, 1 x 1 GB, DDR3, 1333 MHz, 204-pin SO-DIMM Hypertec HYS31312881GBOE. Component for: PC/Server, Internal memory: 1 GB, Memory layout (modules x size): 1 x 1 GB, Internal memory type: DDR3, Memory clock speed: 1333 MHz, Memory form factor: 204-pin SO-DIMM