Playing games at higher resolution with a higher FPS can provide you with an immense gaming experience. Having such kind of output will require a lot of things like a high-end GPU, CPU, and so on. Another important thing that you will require is an HDMI cable.
For example, gaming in 1080p with 120 FPS will need HDMI 1.4 cable. Now, let’s assume that you have an HDMI 2.0 cable and are willing to have 1440p resolution for 120Hz gaming. Is it possible to get it?
Well, in short, the answer is yes, an HDMI 2.0 can do 1440p at 120Hz. In this article, we have shared how HDMI 2.0 can do 1440p at 120Hz. So, be with us till the end and find out the answer you are looking for.

Is It Possible for HDMI 2.0 to Do 1440p at 120Hz?
A premium PC build will help you to play games at higher resolution with a better FPS. Besides the strong components of the PC, you will need an HDMI cable to get the output on your monitor. Without a proper HDMI cable, you won’t be able to get the desired video output.
Now, let’s talk about whether it’s possible for HDMI 2.0 to do 1440p at 120Hz or not. It will depend on the bandwidth of the HDMI cable. If the bandwidth cable supports the configuration of resolution, color depth, and refresh rate, you will get the proper visual output.
The HDMI 2.0 has a maximum specification bandwidth of 18 Gbps but the actual or maximum effective bandwidth is 14.4 Gbps. Now, let’s look at the chart below where we have provided resolution and refresh rate configuration.
Resolution | Bandwidth Required | |||
24 Hz | 60 Hz | 120 Hz | 144 Hz | |
2560×14401440pWQHD/QHD | 2.65 Gbps | 6.64 Gbps | 13.27 Gbps | 15.93 Gbps |
If you check the table, you will get to see that, for getting 1440p at 120 Hz, the required bandwidth is 13.27 Gbps. The 2.0 HDMI cable has 18 Gbps bandwidth and you can get effective bandwidth of 14.4 Gbps. So, it’s clear that the 2.0 HDMI is capable of doing 1440p at 120 Hz as it has more bandwidth than the required bandwidth for running 1440p at 120 Hz.
Frequently Asked Questions and Answers (FAQs)
Does PS5 Support 1440p 120hz with HDMI 2.0?
Yes, PS5 supports 1440p at 120 Hz with HDMI 2.0 cable. For this, make sure that your monitor is capable of running on 1440p at 120 Hz. And you will need to use the latest PS5 software and turn it on from the settings.
Does HDMI 2.0 support 1440p 144Hz?
Unfortunately, no. An HDMI 2.0 cable couldn’t able to support 1440p at 144Hz. Because 1440p at 144Hz requires 15.93 Gbps bandwidth but the maximum effective bandwidth of 14.4 Gbps.
Does HDMI 2.0 support 2160p 120Hz?
Sadly, the answer is no. Running 2160p at 120 Hz requires a bandwidth of 29.86 Gbps which is way more than the maximum effective bandwidth of HDMI 2.0. You will need HDMI 2.1 for running 2160p at 120Hz.
Can 1440p run 120Hz?
Yes, 1440p can run 120Hz. But it will depend on your monitor and the cable you are using. If they are not capable of running 1440p at 120 Hz then it’s not possible to get.
Conclusion
Lastly, due to the bandwidth compatibility, you will be able to get 1440p at 120Hz while using an HDMI 2.0 cable. It’s the maximum limit that the HDMI 2.0 cable can achieve. If you want more than this resolution, for example, willing to get 4K with a higher refresh rate, then you will require HDMI 2.1 cable.
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