AM3352: DDR3 PCB layout questions

Part Number:AM3352

Hi Biser,

my question mainly regarding to via size selection and its effect on performance. 

 1.can we use blind buried via in DDR interface and AM3352 power supply pins?

and if we use please suggest  blind buried via parameter for AM3352 to high speed interface. 

  Regard,

Pramey Mhatre