HIS HDPSDVIEYE

DisplayPort to Single Link-DVI, 1920 x 1200, 1080p To enable more than two displays, additional panels with native DisplayPort™ connectors, and/or certified DisplayPort™ adapters to convert your monitor‘s native input to your cards DisplayPort™ or Mini-DisplayPort™ connector(s), are required.
ATI Eyefinity technology requires one panel with a DisplayPort connector to enable the third display. DisplayPort to DVI dongle is required for panel with DVI connector.
ATI Eyefinity technology can support up to 6 displays using a single enabled ATI Radeon™ graphics card with Windows Vista or Windows 7 operating systems - the number of displays may vary by board design and you should confirm exact specifications with the applicable manufacturer before purchase. ATI Eyefinity technology works with games that support non-standard aspect ratios, which is required for panning across multiple displays.