strange, my site

  * non AMP
  * standard HTML5
  * with pretty pic above fold
  * not hosted on a Google CDN or any other CDN

is still faster than the AMP, Google CDN, no lovely pic above fold page.

amp example page by the OP

  https://cdn.ampproject.org/c/s/ageitgey.github.io/amplify/2016/03/08/example-post.html
  https://www.webpagetest.org/result/160315_NN_CPY/ 
  first byte 0.267s start render 0.916s speed index 928

a page of my small website

  http://www.veganblatt.com/veganer-ei-aufstrich
  https://www.webpagetest.org/result/160315_NN_CPY/
  first byte 0.176s start render 0.305s speed index 910