1. A quad-core processor for a hand-held device with a color display, the quad-core processor comprising: an image sensor interface for receiving data from an image sensor; four interconnected processing units for color converting the data from the image sensor interface into a color space for the color display; and, a color display interface for outputting color converted data to the color display; wherein, the four processing units, the image sensor interface and the color display interface are integrated onto a single chip.