Not everybody agrees that Moore's law will continue, see for example "Dark silicone and end of multicore scaling" http://dl.acm.org/citation.cfm?id=2000108 htt

Not everybody agrees that Moore's law will continue, see for example "Dark silicone and end of multicore scaling" http://dl.acm.org/citation.cfm?id=2000108 http://dl.acm.org/citation.cfm?id=2000108 ftp://ftp.cs.utexas.edu/pub/dburger/papers/ISCA11.pdf They use existing data to model CPU perofrmance increase and conclude with "Through 2024, only 7.9 average speedup is possible across commonly used parallel workloads, leaving a nearly 24-fold gap from a target of doubled performance per generation."