Put simply, EA foresees no disruptions in its development pipeline and process, even if these new machines do exist- they are counting on hardware and software continuity to cushion the blow.
The PS4K and the Xbox 1.5 currently have the entire industry in an uproar, as consumers and developers alike struggle to come to terms with the rumored new paradigm; but one entity that seems to be unruffled by the shift to these iterative, upgraded consoles is Electronic Arts.