The most display resolution of the Z Display Z30 is 2560 x 1600 pixels. That's 98% more display resolution than the most common display resolution of 1920 x 1080 pixels.
This PC screen's display resolution (2560 x 1600 pixels) is actually the best display resolution across all PC displays that are a similar age to the Z Display Z30.
Across similar types of PC screen the worst display resolution is 1366 x 768 pixels.
We think you might also be interested in some of the alternative PC screens that have a display resolution of 2560 x 1600 pixels currently available including because of it's better review score, the NEC MultiSync EA304 ($1,680.39), or the iiyama XB3070WQS.