Its some kind of scam. 6GB of RAM for what?
For no other reason to blow money and rare earth materials. I'll let my friend Eric Cartman reply to that one: :)
https://www.youtube.com/watch?v=TPJmo52GXyg Seriously, I pull in good coin from SQL/BI development in the SharePoint area - my development laptop has 16 GB for a SharePoint install, and sometimes even 16 GB isn't perfect.
512 MB was great when I used VEDIT to edit Fox for DOS code and Borland C code back around 1991. Times change.