Leadtek WinFast PX 8600 GT THD
 

The PX8600GT has two DVI outputs and a single S-video out port. It can support two Dual-Link DVI's with 2560x1600 resolution. Of course, it also has SLI capabilities that can deliver up to 2x the performance of a single GPU configuration by allowing two graphics cards to run in parallel.

http://www.overclockersclub.com/reviews/px_8600_gt_thd/