definitly get xp pro, if it hogs the memory at all, then it makes it up in the options it has over home....such as their network programs, startup, boot.ini, system.ini, etc kind of files can be tweaked easier, so get it, my friend has xp home, and i hate it....xp pro...all the backrounds have a blue main color, instead of green with home...HEY, appearence means alot