Origin Storage 8GB DDR3 1600MHz SODIMM 2Rx8 Non-ECC 1.35V. Component for: Laptop, Internal memory: 8 GB, Memory layout (modules x size): 1 x 8 GB, Internal memory type: DDR3, Memory clock speed: 1600 MHz, Memory form factor: 204-pin SO-DIMM, CAS latency: 11