Having trouble with my PC laptop lately because of too many programs installed, I finally decided to upgrade my laptop memory from 1 GB to 4 GB as this is what I think will ultimately help it to perform faster. The computer ram that I need is actually an original Dell memory as this was an Optio model laptop and somehow, it does not accept just any other brand of memory module which was a pain in the neck. I had to canvass in the internet for cheaper or sale dell memory and I was lucky enough to find one in memoryupugrade.pro, a good online shop for computer memory modules of any kind be it Dell, Mac, Apple, Kingston and so many more. Now my laptop is back to tip top shape and its speed in incomparable at the present moment.