Memory Type: DDR PC2700, DDR PC3200, DDR (non-ECC)
Maximum Memory: 2GB
This motherboard has two 168-pin DIMM socket which support up to 2GB of standard SDRAM and two 184-pin DIMM sockets supporting up to 2GB of DDR SDRAM.Memory configurations for Windows 95/98/ME with greater than 256MB, require adjusting the Vcache settings as outlined by Microsoft article Q108079.
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