4GB 2X2GB RAM Memory for Compaq HP Business Notebooks Business Notebook 6730b Black Diamond Memory Module DDR2 SO-DIMM 200pin PC2-6400 800MHz Upgrade - Walmart.com
EMMCRAM 8GB (2 x 4GB) PC2-6400 DDR2-800 200PIN SoDIMM Laptop RAM Non-ECC Unbuffered Notebook Memory for Dell E6400,E6500, Inspiron 1545, M4400,E5500 at Amazon.com