wolud

I OWN A P4 2.8 GHZ. INTEL 865GV,256 MB RAM,4OGB HARD DISK, I WOLUD LIKE TO UPGRADE MY PC TO 120GB AND 1GB OF RAM I WOULD LIKE TO KNOW WHETHER TO KNOW WHETHER MY PC WILL HOLD SUCH TYPE OF CONFOGURATION IF NOT COULD YOU TELL THE MAX COFIGURATION THAT MY PC WILL HOLD I WOLUD LIKE TO BUY A NVIDIA...