Silicon Power 4GB (2x2GB) DDR3-1333 PC3-10600 204-Pin SO-DIMM Notebook Memory Dual Channel Kit SP004GBSTU133V22 Designed to be highly compatible with different models/brands of notebooks and motherboards using AMD and Intel platforms Capacity: 4GB (2x2GB) Speed: 1333Mhz Timing: CL 9 204PIN Unbuffered SODIMM Voltage: 1.5v Non-ECC Lifetime Warranty