Abstract: A test device for testing startup performance of a computer comprises a setting circuit for recording triggering times for triggering startup of the computer and a time interval between two successive startups of the computer, a monolithic chip (10) comprising an input pin connected to the setting circuit, and an output pin for connection to the computer, the input pin being configured for receiving signals containing therein from the setting circuit, the output pin being configured for sending a computer startup signal, at the time interval, to the computer in response to the received signals; and a display device (20) electronically connected with the monolithic chip, the display device being configured for displaying at least one of the triggering times and the time interval.