Memory Type: , (non-ECC)
Maximum Memory: 1GB
DIMM Banks 1 and 2 support single-sided and double-sided parts. Banks 3 and 4 only support single-sided parts. Consult your owners manual for the memory configurations.256MB and 512MB registred parts cannot be mixed with 32, 64, 128, and 256MB unbuffered parts.Due to Intel`s admittance of their problems with the MTH (Memory Translator Hub) we no longer offer SDRAM parts for Intel 820 based systems.
How much memory your Windows OS will recognize depends on which version of Windows you are running. 32-bit versions of Windows will see (and utilize) only 3GB or 3.5GB. To utilize more memory, install a 64-bit version of your OS. More information about OS memory maximums can be found here.
Memory or DRAM is the "working" memory of the computer. It's used to store data for programs (sequences of instructions) on a temporary basis.
video - installing memory