MODULES MUST BE ORDERED AND INSTALLED IN PAIRS for Dual Channel mode. Kingston offers "K2" kit part numbers for Dual Channel mode.
If 4GB is installed, the recognized memory may be reduced to 3.5GB or less (depending on system configuration and memory allocation). A 64-bit operating system is required to address more than 4GB of memory.
This system supports both ECC and non-ECC memory. Mixing ECC and non-ECC modules is not recommended.