How Well Does Watch Dogs Run on Low-Cost Gaming PCs?

Back in April, before Microsoft announced that it would start selling Kinect-less Xbox Ones for $400, we built two gaming PCs for $550--roughly the cost of an Xbox One after taxes in North America, at the time. One PC was derived from AMD parts, and the other was a mix of Intel and Nvidia hardware. We put these machines up against the PlayStation 4 and Xbox One, using cross-platform games as our benchmark, to see which platform offered the best performance per dollar. If you think capable gaming...