shares of advanced micro devices are trading sharply higher in late tuesday on betterthanexpected results for the fourth quarter and a forecast that blew past wall street expectations the results were driven by strong demand for both server and pc processors for the fourth quarter advanced micro devices ticker amd posted revenue of 48 billion up 49 from a year ago with nongaap profits of 92 cents a share exceeding the wall street consensus of 45 billion in revenue and profits of 76 cents a share under generally