Retina MacBook Pro gets a processor bump across the line – TUAW
iPhone, iPad, Mac Buyer’s Guide: Know When to Buy
Good roundup for every model…
http://buyersguide.macrumors.com/#Retina_MacBook_Pro
Speed bump for Retina macbook pros…
http://m.tuaw.com/2014/07/29/retina-macbook-pro-gets-a-processor-bump-across-the-line