Tesla could build 500,000 vehicles per year at its new factory in Germany. Here's how the company's plants compare to others in the car business (TSLA)

Tesla currently operates a car factory in the San Francisco Bay Area and two "Gigafactories," near Reno, Nevada, and one in Buffalo, New York, (the latter handles solar panels, the former is manufacturing batteries in partnership with Panasonic). 

Tesla intends to open a fully operational new Gigafactory in Shanghai, China, next year, with a Gigafactory near Berlin to follow.

The proposed Berlin factory could build up to 500,000 vehicles annually, making it a pretty serious operation.

Here's a closer look at Tesla facilities, as well as some notable plants operated by other automakers: