Eyefinity gives you the ability to operate up to three high resolution displays simultaneously and independently from a single graphics board. It also allows you to expand your gaming field of view across all displays using the ATI stream technology. Eyefinity requires you to have an operating system that supports DirectX10 or 11 to function. Eyefinity advanced multiple display technology supports Duplicated mode operation giving you the ability to run cloned imaging on multiple displays or extended imaging on multiple displays. This feature is supported by the 5750 and the 5770 only.
Below is a chart displaying the different combinations that is supported by Eyefinity technology. Click on and save the attachment to your PC.