HDBlog.it has really stumbled over a limited photos that were allegedly taken from 2 different variants of the future Galaxy S IV (Korean, AT&T & Sprint). By hunting at the EXIF information of the pictures you may see which the pictures were grabbed by the AT&T Galaxy S IV (SGH-I337), Sprint Galaxy S IV (SPH-M840) as well as the Korean Galaxy S IV (SHV-E300S). The pictures were uploaded about Google+, Images taken with all the Sprint Galaxy S IV (SPH-M840) plus Korean Galaxy S IV (SHV-E300S) were uploaded past plus pictures taken within the AT&T Galaxy S IV (SGH-I337) were uploaded now. EXIF information additionally reveals which the pictures were not taken at the maximum resolution. In among the pictures there is a Samsung calendar found on the desk plus inside another image there is a keyboard with Korean characters, these pictures can be even from Samsung HQ. We would need to take this information with a pinch of salt because EXIF information can be manipulated.
The upcoming Galaxy S is rumored to feature an Exynos 5 Octa (8-Core) CPU, Mali-T658 (8-Core) GPU, four.99″ Super AMOLED Full HD Resolution Display, 2GB of RAM, 13 Megapixel Rear facing Camera capable of shooting 1080p Full HD Videos at 30FPS, 2 Megapixel front facing camera capable of shooting 720p HD Videos plus running Android four.2.1 Jelly Bean from the box.
(Click about image to see with EXIF data)
UPDATE: SPH-M840 is not a Galaxy S IV variant yet remains an announced device for Sprint.