1GB (1 x 1GB) DDR2 Laptop RAM 5300S – MSU Surplus Store
8GB 2X 4GB DDR2 PC2-6400 800MHz 200 pin SODIMM Laptop Memory RAM for HP Pavilion Entertainment Notebook dv7 1200 1400 Series (PARTS-QUICK Brand) at Amazon.com
Difference between DDR, DDR2, DDR3 laptop RAM - YouTube