The U24E590D and U28E590D's UHD display (3840x2160) offers a brightness level of 370cd/m2. Both monitors also use HDMI 2.0, which supports a 60 Hz frequency, while the 28" has a 1ms response time.
With Samsung's Game Mode technology, the monitor will offer rapid response to changing colors and brightness, which enables users to see more vivid images even in darker scenes. The U28E590D monitor also supports 1 billion unique colors.
Both monitors offer multi-tasking tools; with Picture-in-Picture technology, users can watch a movie in one window while working on a spreadsheet in another and the Picture-by-Picture feature allows users to connect two PCs to the same monitor. Additionally, DP and HDMI ports means that there are no limits in connectivity as two different devices can be synced to the same monitor.
The U24E590D is priced at $399.99 and will be available beginning July 26, 2015. The U28E590D is $599.99 and available now.