Hewlett-Packard (NYSE: HPQ) recently acquired the software maker Autonomy, this has turned out to be arguably one of the worst acquisitions ever. Hewlett-Packard did not perform adequate due diligence before making such a wild investment and now this move is being called the joke of the year by investors. Clearly, Hewlett-Packard and Dell (NASDAQ: DELL) have been trying to diversify their business over the past few years with both of them having different results. The end objective of both these giants is to stay in par with IBM (NYSE: IBM) as far as diversity is concerned. Keeping 2013 in mind lets analyze which of the three would be the safest bet.