The triplehead2go digital edition the latest addition to the matrox gxm family is an external graphics expansion module that is between your system dual link dvi or analog output and digital or analog display is lit he has an additional dual link dvi input for high end workstations the application possibilities are flexible doubled screen working area with 2 external displays at up to 3840 x 1200 2x 1920 x 1200 or tripled the screen working area of 3 external displays at up to max 3840