Advice on memory
 

Hi, I'm confused as to what DDR RAM I can upgrade with. MotherBoard (http://i55.tinypic.com/mlidn4.png) Memory Controller (http://i55.tinypic.com/jkwug7.png) Currently installed RAM Modules (http://i51.tinypic.com/25qu8up.png) The motherboard specifications indicate 400 DDR... but my...