A display with a rotary driving device comprises a base, a driving device, and a display. In assembly, the driving device is mounted on the base, and then the display is fixed on a rotor of the direct drive motor of the driving device. The user can use remote control or manual touch control to set a predetermined angle that he wants the display to rotate, once the display receives signal, it will instantly instruct the direct drive motor of the driving device to rotate the rotor, so that the display will be rotated to a predetermined angle.