Control board and display appatatus having them

A display device includes: a plurality of pixels which are connected to a plurality of gate lines and a plurality of data lines respectively; a gate driver which drives the gate lines; a data driver which drives the data lines; and a control board which controls the gate driver and the data driver. The control board includes a processor which supplies an image signal and a control signal, a timing controller which outputs a first control signal to control the gate driver, a second control signal to control the data driver, and a data signal in response to the image signal and the control signal.