Beware of the single rank x16 RAM kits sneaked in some laptop models! The 1Rx16 modules have significantly lower bandwidth compared to the 1Rx8 variants - NotebookCheck.net News
LOT 25 G.SKILL CORSAIR ADATA 4GB DDR3 PC3-10600 1333MHz NON ECC DIMM MEMORY RAM – ASA College: Florida
The Bottleneck Effect] How to boost your gaming performance with up to 37%, just by choosing the correct memory type | LaptopMedia.com