4GB would likely be enough, but first try closing some programs and see if that makes it better. You are out of RAM since page outs are high, but FB games freezing could just be the fact that Flash, like most Adobe software, is bloated and slow.
4GB would likely be enough, but first try closing some programs and see if that makes it better. You are out of RAM since page outs are high, but FB games freezing could just be the fact that Flash, like most Adobe software, is bloated and slow.