 " Corsair Vengeance 4GB DDR3 SDRAM Memory Module"
 "Corsair - DDR3 4 GB SO-DIMM 204-pin" " Corsair 204-pin CMSO4GX3M1A1333C9 System Memory (RAM) CDW.com
"CMSO4GX3M1A1333C9 is Corsair's mainstream SODIMM memory solution for DDR3 laptops. Designed for notebooks, mini-PCs and netbooks, Corsair's high density SODIMMs allow users to maximize memory bandwidth and minimize performance bottleneck to deliver superior user experience." 