Determine size of registry
%windir%\System32\config and %USERPROFILE%\NTUSER.DAT. The config folder will be hidden, but contains all the registry hives, EXCEPT for the HKEY_CURRENT_USER, which is the NTUSER.DAT file
%windir%\System32\config and %USERPROFILE%\NTUSER.DAT. The config folder will be hidden, but contains all the registry hives, EXCEPT for the HKEY_CURRENT_USER, which is the NTUSER.DAT file