A number of companies introduced new 4K display options at CES this week, and, though some 4K monitors have seen early teething pains with the new Mac Pro, the new displays are expected to be compatible with Apple's new pro machine. 4K displays saw significant price drops in 2013 with a number of models introduced in recent months but these new options are, for the most part, significantly cheaper than currently available 4K monitors. Lenovo debuted its
