absolutad,
I am sorry we have a Demo version for you to download and test before you purchase to make SURE it will work on your computer.
The Refund policy is located at:
http://www.mtu.com/support/info.htm
The bios will not make the difference on this problem. The problem is with the Drivers for your Motherboard, that is in your Dell computer. What you need to do is go to Dell, get the very latest drivers for the Motherboard or Chispet drivers. This is the onlky way to fix this problem.