An intelligent print system includes at least one document generating side, a priority generating unit and a machine side. The document generating side has been installed therein a printer driver for outputting a ready-for-print document. The priority generating unit is used for selectively providing a priority value to the document. The machine side includes a receiving and processing unit for receiving the document from the document generating side, a manual operation unit having an interrupt button and for a user to select documents having higher priority, a job selecting unit for discriminating the priority order of the document, and a print control unit for printing the document.