I have a MSI K9N6PGM2-V Mobo with an AMD64 5200+ (i think- i know it is 3.0Ghz) Dual-core
It also says it can support 4 gigs.
I have XP pro 64 bit OS
I am trying to use 4 GB of ram
I currently have 2 2GB cards
In my bios is says i am using 2.5 GB (2560 MB excatly)
My OS says 2.5 GB
Task manager says i have 4 GB