GPU Info Small App (com.doomlord.smallapp.gpuinfo) on Google Play
*** NO ROOT Required! ***This app will let to see the live current and maximum supported GPU frequencies!It will be like an overlay, floating application over the existing application/game.Don't forget to close the small app after you finish, to save on battery!Small Apps extension for Sony productsUpdated to support the Xperia Z1 & Z Ultra!