A display device including a display module and an information processing device having the same is described herein. The display device includes a display module, a supporting frame, and a fixing frame. The supporting frame supports a rear face of the display module corresponding to a peripheral area, a side face of the display module, and includes a coupling portion used for connecting the fixing frame to an information input device. A rear housing receives the display device. A front housing is connected to the rear housing and has an opening to expose a display screen of the display module.