Memory Type: , (non-ECC) Maximum Memory: 512MB The standard
memory is installed in a socket which cannot be accessed by the
end user. The second memory socket supports the end user
upgrades. In order to reach the maximum you may need to have the
standard memory replaced by an authorized service center 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