Memory Type: , (non-ECC)
Maximum Memory: 4GB
Installed in pairs of modules.If you are installing 4 modules, you may need to remove the system board or power supply to have adequate clearance to install the fourth module. When running 1GB modules ensure you have updated to the latest BIOS.
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