A display device and a method for controlling same are provided which are capable of suppressing power consumption of an electronic apparatus while supplying a user with various types of information in various display formats. The display device has a first display block including a processor with relatively high processing power and a display section with high display performance and a second display block including a processor with relatively low processing power and a display section with low display performance. The processors mutually collaborate and are controlled to properly use the first display block and the second display block in accordance with an operation mode.