Dell announced it upcoming next-generation monitor back at CES 2017 in January. The Dell Ultrasharp UP3218K will be the first 8K-resolution monitor in consumer market.
Looking at the display, it just amazing. The 32-inch dell ultrasharp UP3218K a resolution of 7,680×4,320-pixel, that 33.2 million pixels 60 times in every secs!. We have seen 2k,4k even 5k but 8k is just something else.

Ok let me have you some numbers

8K has 2X pixels as 5k @14.7 Million pixels
4X pixels as 4k @8.2 Million pixels
16X pixels as Full HD(1080p) @ 2Million pixels

Dell Ultrasharp UP3218K Specs
Specifications
Dell UltraSharp UP3218K
Panel 31.5″ IPS
Resolution 7680 × 4320
Brightness 400 cd/m²
Contrast Ratio 1300:1
Refresh Rate 60 Hz
Viewing Angles 178°/178° horizontal/vertical
Color Saturation 100% Adobe RGB
100% sRGB
98% DCI-P3
100% Rec 709
Display Colors 1.07 billion
Inputs 2 × DisplayPort 1.4
Connectivity USB 3.0 Hub:
3x USB 3.0-A Downstream
1x USB 3.0-A Downstream (power)
USB 3.0-B Upstream
Audio Line-Out
Rated Power Consumption 87 W
Dell Ultrasharp UP3218K Price
Dell’s UP3218K is now available to purchase on Dell’s website for $4999. Currently taking pre-orders. But at $5000 it quiet expensive as you expect, as the first 8K monitor. But after a year or two it should be affordable for average consumers.
For more info:http://thephantomweb.com/dell-ultrasharp-up3218k-first-8k-monitor/