4GB Ram Card But Useable (2GB) How i Fix IT

[sujan987]

Hi My pc I Intel Xeon E5420 My ram is 4GB But my ram catd is useable (2GB ) Pleace Tell Me How I Fix It

Ram : 4GB
VGA : 512 MB GT9800
Motherboard : GA G41M COMBO (Gigabytes )
Prossiser: INTEL XEON E5420

 

[The Paladin]

what operating system are you using?
what does your Bios report ?
what make and model is your motherboard?

 

[AniChatt]

Is it two 2gb dimms or a single 4gb ram? What is the spec or model no of these rams? Are you mixing one ddr3 and the other ddr2? Becs this mobo can take ddr3 or ddr2.