The Galaxy S3 is entitled to a hardware upgrade. Samsung has decided to boost some technical features of its high-end smartphone, to the delight of those who have not yet purchased. For others, it's another story.
The program of this Galaxy S3 2.0, there is a module LTE (4G), the new quad-core processor Samsung Exynos and 2 GB of RAM. This is actually the power of the device which was revised upwards.