Originally Posted by NYCHitman1
Methinks that the new S4 will have either the Exynos 5250 (dual-core) or their new Exynos QC chipset (based on A15 arch). Display will likely go up in size slightly and have that flexible display. As for the rest, I have no idea. I wouldn't be too happy if they did decide to include S Pen, since that means the price will likely drive up a bit.
Rumors peg it with the 5450, which is the quad core A15. Rumors also suggest that Samsung will utilize a BIG.little architecture with their chips.