Intel (INTC 3.34%) has been the second-worst performing Dow stock of 2012, behind only Hewlett-Packard (HPQ -0.60%). Will 2013 be the year it bounces back? In this video, Motley Fool tech and telecom analyst Andrew Tonner looks at Intel's three main revenue streams: its PC client group, mobile chips, and cloud servers. With the stagnation in the PC market and Intel's proven difficulty so far in breaking into mobile in a meaningful way, cloud servers may be the only significant growth driver, but even in this space, where Intel holds 94% of the market share, the moat is starting to spring some leaks.