What would your perfect Steam Machine look like?

With all the different variants of machines running Steam OS being introduced at CES. I am wondering what points do actually matter more than others. So what would your perfect steam machine look like? Feel free to add your own.
Here is mine:

  1. Price range : $750 or less
  2. CPU : AMD FX6300 or above
  3. RAM : 8GB or more
  4. Graphics : Nvidia GTX 560 or above
  5. HDD : 1TB or more - Expandable
  6. Form Factor : Doesn't matter