AMD posts mixed results and guides lower, but beaten down shares spike (AMD)

AMD posted mixed quarterly results.
The company's revenue guidance for the quarter missed Wall Street expectations. 
Shares gained as much as 7% after the results.
Watch AMD trade live.
AMD on Tuesday announced mixed fourth-quarter results and guidance that fell short of Wall Street expectations, but beaten down shares were up 5.4% after the report.
Here are the key numbers compared to the Bloomberg consensus:Adjusted earnings per share: $0.08 versus an expected $0.08.
Revenue: $1.42 billio