Full Details from Amazon.com : http://www.amazon.com/gp/product/B00KQ5FVV2?tag=onigi-208gb (2x4gb) Memory Ram 4 Hp/compaq Touchsmart 300 Notebook Series Ddr3-10600204PIN SODIMM DDR3 SDRAM DDR3-PC1333 DDR3-PC10600 2PCS KIT