Item Description Upgrade your laptop's multitasking capabilities with this reliable Kingston 4GB DDR3 SO-DIMM. This is PC3-10600S memory running at 1333MHz, designed for a wide variety of laptops from the Intel Core i3/i5/i7 (1st through 3rd Gen) era. Kingston is one of the most trusted names in aftermarket memory, ensuring high compatibility across brands like HP, Dell, and ASUS.