Possible Duplicate:
How can I improve overall system performance?
Everything I do on Ubuntu takes ages, what can I do to speed things up?
Possible Duplicate:
How can I improve overall system performance?
Everything I do on Ubuntu takes ages, what can I do to speed things up?
You can try:
Software
sudo apt-get install preload
it will run in the
background and may improve performance. Programs may start quicker. sudo apt-get update && sudo apt-get upgrade
or open the update manger. lubuntu-desktop
xubuntu-desktop
Hardware
Drivers