as this is a laptop then no you need more ram. with a laptop some of the system ram is used for the intel video chipset and then some of the ram is used for windows os. so out of 4g there not a lot of free ram depending on what running at start up. adding more ram on a laptop is flipping it over and opening the ram bay. with the battery and ac power off. stick one new 4g ram stick in and then turn the laptop on and make sure it sees the ram. use crusial ram advisor to read your laptop to see if you have an open ram slot. it give you the speed and part number of ram kit that will work in your laptop.