At that link are 18 drivers and assorted applications that allegedly apply to your specific computer. Read the directions.
In particular, read the 4 articles linked at the top of this page, especially "In what order should the drivers on my desktop or laptop be installed after reinstalling Windows?" --> http://support.dell.com/support/topics/global.aspx/support/downloads/en/drivers_help?c=us&cs=04&l=en&s=gen