This site suggests the new model is 2560 x 1440 not 2560 x 1600 in your article.
http://www.tcmagazine.com/tcm/news/hardware/29573/dell-coming-u3011-30-inch-monitor


Not sure which one is true but if it's the former it's not much of an update if they lower the resolution.

Edit: Following through to the original source in chinese seems to show 1600. Typo I guess.

Is it LED backlit?