Since the OS is Windows 7 Professional, it will tell you the actual physical ram, then in the parenthesis, it will display the amount of ram usable. Mine doesn't display the usable ram in parenthesis, so it is 3GB physical ram installed.
Were you able to see the pics in the original post? I have shots of the screen, the top lid, and the keyboard area. If you are talking about much closer shots, I'll can send them this afternoon after I get out of work.