Hey guys i have 8gb of ram initially i had 4gb but i replaced it with 8gb same model and company. but, while playing ram consuming games like witcher 3,fallout 4,battlefield 1 ram usage is not exceeding 5gb only getting 4.8gb at max while running game.i checked the ram and how much it is usable it is 8gb exact in properties but i cant get maximum ram(i.e; utilising upto 8gb) my system is i5 4200u 2.3ghz 64-bit hp laptop.....can anyone tell me a fix to this problem!! Thank you