I have an iPad 3 with Paper, Penultimate and Inkflow (my personal favorite) and they are all laggy using a finger or a stylus, so, maybe, the lag comes from the

I have an iPad 3 with Paper, Penultimate and Inkflow (my personal favorite) and they are all laggy using a finger or a stylus, so, maybe, the lag comes from the iPad 3 with Retina display?