- August 23, 2021
- Posted by: John
- Category: Tech Solutions
Does 4K require a special HDMI cable? Today we are answering this 4k network-related question in depth!
Does 4K Require a Special HDMI Cable? Answering Your 4K Questions!
Q:Does 4K Require a Special HDMI Cable?
A: Before we talk about cabling solutions, let’s quickly cover the 4K concept.
4K refers to the resolution of the picture being projected. So a 4K signal is capable of projecting an image with a horizontal resolution of 4,000 pixels without that picture becoming distorted or blurry. If you have ever tried to enlarge a picture and found the larger picture to be pixelated, it is because you have exceeded the maximum resolution for that picture.
The principle is the same for data being carried to your computer monitor. For example, if you have a 4k monitor, that monitor is capable of projecting an image that is a maximum of 4k resolution. Try to project an 8K resolution image, and the monitor is not going to be able to produce a clear, crisp image.
The question is – do you need a 4k data cable for your 4K monitor to display a 4k image?
Let’s take a look at how data transmission works.
Your HDMI cable is responsible for carrying an electronic signal from one component to another – for example, from your PC to your monitor. So, when your monitor receives data, it interprets that data using a specific protocol and projects the display in lines that are comprised of dots or pixels. Whether your monitor displays 4k resolution images depends on the screen resolution setting of your monitor. If your monitor is set with 4k resolution, it will display as many as 4,000 pictures horizontally.
So, if your monitor resolution determines the size of the display, what does your HDMI cable have to do with anything?
Your HDMI cable encodes and transmits data. A 4k image contains much more data than a 1080p image and it is up to your HDMI cable to encode and transmit that increased amount of data. This means that you need an HDMI cable that is capable of transmitting a 4k signal.
There are three basic types of HDMI cables – standard, high speed, and ultra high speed.
The basic HDMI cable can support up to 1080p, but it is not capable of handling the amount of data transferred for a 4k display.
A high speed HDMI cable supports up to 4k with a 60 hz refresh rate.
An ultra high speed cable is the newest cable on the market and it is capable of supporting up to 8k resolution with a 60 hz refresh rate.
There are also different versions of HDMI –
HDMI 1.4: This supports 4K resolution up to 30Hz.
HDMI 2.0: This supports 4K resolution up to 60Hz.
HDMI 2.1: This supports 8K at 60Hz and 4K at 120Hz.
Whether or not you need a new cable for your 4k resolution monitor depends on the cable that you currently have and the quality of the picture you want to view. Most people these days already use a high speed HDMI 2.0 cable which means that they can view a 4k resolution image if it is supported by their monitor. If you want the best of the best, you can upgrade to the ultra high speed HDMI 2.1, but you don’t necessarily have to.
The only time you absolutely must upgrade is when you are using an HDMI cable that is ten years old or more. That doesn’t mean that you won’t want to upgrade, though. If you have invested in a monitor that is capable of displaying an 8K resolution picture, to realize the potential of that monitor, you want to invest in the best HDMI cable available. If you stick with older cables, you are going to have spent all of that extra money on an 8K resolution monitor for absolutely nothing! What is the point of that?
If you are facing potential upgrades for your whole office, fortunately companies like Tekulus are here to help. We offer professional data cabling services at prices you can afford with the support services that you need!
Does Your Office Need Professional 4K Cabling Services?
If your business office could benefit from professional 4k cabling services in or around Hercules, California, Tekulus can help! Give us a call toll-free today at 510-592-8530 to see how we can help with your 4k business needs.