MacBook Pro 2014 makes constant hardware noise each few seconds - Ask Different
MacBook Pro (Retina, 15-inch, Mid 2014) - Technical Specifications
Apple MacBook Pro with Retina Display (15-inch, 2014) review: Still the best higher-res laptop, but the competition is catching up - CNET
MacBook Pro 2014 Refresh: Apple Releases Refresh Versions Of The 13-Inch (Retina), 15-Inch (Retina) And 13-Inch (Non-Retina) MacBook Pro With A Price Cut : Trending : JubileeCast