Just got this in an Email from Dell:
http://www1.us.dell.com/content/products/compare.aspx/notebooks?c=us&cs=19&l=en&s=dhs&~ck=mn
http://www1.us.dell.com/content/products/compare.aspx/notebooks?c=us&cs=19&l=en&s=dhs&~ck=mn