[Q][Q]works on hd 4850?
HD 4850? What is that? Please offer us more information, then we can contact the suppliers to confirm it for you.
Meanwhile, you can also contact our 7*24 cs center about your issues. Their link is: http://www.dinodirect.com/?Code=MTUWNZE1NJG1MDQYMZE4
We will contact the related department to confirm it for you. Once we get the information, we will keep you informed!