Files that were found inside of some Apple’s iBooks apps uncovered that iPad 2 to have both sides pixels doubled to 2048×1536. However, it is not enough to call this screen as Retina. To reach Retina quality it is necessary to have 300 P/I (pixels per inch). In that case human eye can’t see separate pixels. iPhone 4 reached and even exceeded it with number of 326 P/I, but it looks like iPad 2 will not attain such a heights.