ZR30W has a 10-bit IPS panel that can display 1.07 billion colors (10-bit per subpixel). It also has a massive resolution of 2560x1600 pixels in 16:10 aspect ratio. The contrast ratio is 1000:1 and the response time is said to be 7 ms (g2g).
The design is pretty much similar to the ZR24W. ZR30W has tilt, height, swivel and pivot functions. You can connect it through DisplayPort og dual-link DVI. HP ZR30W also has a 4-port USB hub.