This is kind of related to [macbook pro refuses to boot recover hangs at white screen and][1] question and [MacBook Pro will not boot, begins to load then hangs with white screen][2]


Its hardware related. Logic board needs to be replaced


  [1]: http://apple.stackexchange.com/questions/175465/macbook-pro-refuses-to-boot-recover-hangs-at-white-screen
  [2]: http://apple.stackexchange.com/questions/244630/macbook-pro-will-not-boot-begins-to-load-then-hangs-with-white-screen