Rodinia assembled at 1.2 BYA, it was like the original version of Pangea which won’t happen for another 900 million years.

Plate Tectonics - Theory that the Earth’s crust is an assemblage of individual plates of either or both types of crust (oceanic or continental). The motion of the plates is driven by convection of energy (heat, polarity, density) between the outer layers of the earth and the inner core.