sniper989 on 08 August 2013
" The changes detailed Marc Regarding the clock speed of the GPU were software changes to the OS. Building a console like Xbox One Entails years of planning, supply chain management, purchasing agreements for components, etc and is for the most part locked at the time you start to put development kits into the hands of developers."
http://www.4players.de/4players.php/spielinfonews/XboxOne/34518/2133929/Xbox_One|Microsoft_ueber_Hardwareaenderungen_den_Preis_und_den_Stromverbrauch.html
so it doesn't look like they can change right now, still could, but unlikely
