Difference between DisplayPort 1.2 and 1.4?

Difference Between DisplayPort 1.2 and 1.4?

DisplayPort 1.2 vs 1.4: In today’s world, we are using various types of computer appliances such as a mouse, pen drives, hard disks, and display ports are also included in them.

DisplayPort becomes a very essential thing nowadays because they help us connect our PlayStation or Xbox or even our home theatre system for audio and video transmission.

You can also notice the use of DisplayPort cables in high-end gaming monitors and it is also used to connect the output of your graphics card from your PC to connect to a display.

Mainly there are three types of DP cables: One is DisplayPort 1.2 and another one is DisplayPort 1.4 and the last one is DisplayPort 2.0. They look exactly identical but there is some basic difference between 1.2 and 1.4 two types of cables.

DisplayPort 1.2 first came out in 2010, and the latest standard HDMI used on several devices is DisplayPort 1.4.

This doesn’t mean DisplayPort 1.2 is bad or something there are very few differences between these two, and in this article, I am going to discuss them.

What are the DisplayPorts?

In the layman language, it is an interface that is capable of delivering various types of videos and audio.

It is just an L-shaped cable that can be fitted in multi-level PCs, laptops, and a handful of monitors that handles the higher level of resolutions.

We have seen rapid growth in technology by which the level of these DisplayPort is also in boost.

These Cables help deliver a more enhanced experience of video watching or game playing to the regular users who want to enjoy their content in higher resolution or quality.

DisplayPort 1.2 vs DisplayPort 1.4

There are bunch of difference and features between these two variants. So I’ve mentioned some of those major differences. So let’s check below.

Number 1:

DisplayPort 1.2 was released in 2010 which serves better bandwidth than other ports in the market but DisplayPort 1.4 is very much comfortable from bottom to top.

This doesn’t mean that DisplayPort 1.2 is useless. They both have high competition which provides more features at less cost. Ultimately, beneficial for consumers of this product.

Number 2:

DisplayPort 1.2 provides a maximum bandwidth of 21.8 GB/sec over its four lanes while DisplayPort 1.4 provides a maximum bandwidth of 32.42 GB/sec.

If we talk about maximum data rates, then DisplayPort 1.2 covers the data of 17.28 GB/sec while DisplayPort 1.4 covers the data range of 25.94 GB/sec.

Number 3:

DisplayPort 1.4 serves more features than port 1.2. DisplayPort. 1.4 provides high resolution and refresh rate than 1.2.

DisplayPort 1.4 covers large steps at a time. It supports an average of 3440×1440 resolutions up to 250Hz.

Number 4:

DisplayPort 1.4 has advanced features that provide customer satisfaction but DisplayPort 1.2 can’t win the battle with port 1.4 in terms of features.

The maximum resolution at 144 Hz with a 1.2 DisplayPort can be 1920×1080 and 2560×1440 on the other hand using a DisplayPort 1.4 you can get the resolution up to 3440×1440 and 3840×2160.

Number 5:

The DisplayPort 1.4 can handle 4K at 60 FPS with HDR enabled it also can handle up to 8K at 60 FPS.

DisplayPort 1.2 lacks both of these features and if you are planning to play high-resolution games or even watch high-definition movies, then you should probably consider buying DisplayPort cable 1.4.

Number 6:

DisplayPort 1.4 offers a total of 32 audio channels where DisplayPort 1.2 offers a total of 8 audio channels.

Number 7:

DisplayPort 1.4 offers HDCP 2.2 protection which is copy protection for the 4K content where on the other end the DisplayPort 1.2 doesn’t offer HDCP 2.2 protection.


I hope this article clears all the confusion in your mind regarding DisplayPort 1.2 and 1.4.

They both have their own differences and it is totally dependent upon your that which DisplayPort cable will serve your purpose.

If you own a gaming console or a high-end PC where you love to watch movies or play games, then I would say that DisplayPort 1.4 will serve your purpose well compared to DisplayPort 1.2.

However, if you want to consume regular content, then DisplayPort 1.2 is the best option for you.