Cheap Supercomputing's Impact on Military Research (Score 2, Insightful)

So if I'm an evil dictator, and I can build the worlds third fastest supercomputer for 5.2 million USD what can I do with it? Are all these cheap cycles going to mean I can break codes or do nuclear or biological weapons research faster? I'll be there are people in the US Defense Department, CIA, or NSA that might be concerned.