iPad 3 Using the Rear Camera 8MP?

Quoted from apple.pro, they get a photo look back iPad 3. As seen in the figure, there is a difference in the back of the camera when compared with iPad 2.

Actually, the rear view looks the same. But look at the camera. The location also is the same camera position, but if the note behind the camera lens appear larger. According Nextmedia, iPad 3 is the possibility of using an 8MP camera. An upgrade is very much in comparison with iPad 2. Is this true? No one knew until now.