Memory Type: , (non-ECC)
Maximum Memory: 4GB
Due to Intel`s admittance of their problems with the MCH (Memory Controller Hub) we no longer recommend enabling ECC functionality with Intel 840 based systems. If you need high density registered parts, disable the ECC functionality in the 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