Mfgr’s System P/N’s: 445433-001, 445433-291, 445433-371, 445433-421, 445433-AA1, 445433-xx1, 445434-001, 445434-291, 445434-371, 445434-421, 445434-AA1, 445434-xx1.
MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel mode.
A 64-bit operating system is required to address more than 4GB of memory.