http://www.intel.com/Assets/PDF/datasheet/319970.pdf

這是4系列的Datasheet

第31頁寫到
Using 2 Gb device technologies, the largest memory capacity possible is 16 GB,
assuming Dual Channel Mode with four x8 double sided un-buffered non-ECC or
ECC DIMM memory configurations.
NOTE: The ability to support greater than the largest

看樣子可以衝衝看4G*4了..