Tech Guides

How to Choose a DisplayPort Cable

So you finally purchased a new monitor. It’s capable of a lot of exciting things, like a 240Hz display, 4K resolution, and compatibility with your GPU’s variable refresh rate technology. However, there is one minor issue. While you can use the same old HDMI cable to power it, it’s time to go the extra mile and get a new DisplayPort cable.

When purchasing a DisplayPort cable, there are numerous factors to consider. You can’t just buy the first one you see, after all. So, you may be thinking, how do you choose a DisplayPort?

Whether you’re a gamer, a multimedia enthusiast, or simply looking to connect your monitor to your computer, this guide will help you make an informed decision.

What are DisplayPort Cables?

Before we dive into the details, let’s start by understanding what DisplayPort cables are. DisplayPort is a digital display interface primarily used to connect a computer to a monitor or other display devices. It provides high-quality video and audio transmission and supports various resolutions and refresh rates. DisplayPort cables come in different versions, each offering specific features and capabilities.

Factors to Consider When Choosing a DisplayPort Cable

When choosing a DisplayPort cable, there are several factors you should take into account to ensure optimal performance and compatibility. Let’s explore these factors in more detail:

1. Cable Length and Bandwidth

The length of the cable and its available bandwidth are crucial considerations. Longer cables can result in signal degradation, leading to reduced video quality. It’s essential to choose a cable length that suits your specific setup while considering the required bandwidth for your desired resolution and refresh rate.

2. DisplayPort Versions

DisplayPort cables are available in different versions, such as DisplayPort 1.2, 1.3, and 1.4. Each version offers improvements in bandwidth, maximum resolution, and additional features. Understanding the differences between these versions will help you choose the one that best meets your requirements.

3. Display Resolutions and Refresh Rates

The resolution and refresh rate of your monitor play a significant role in determining the type of DisplayPort cable you need. Higher resolutions and refresh rates require more bandwidth, so it’s important to choose a cable that can support the specific capabilities of your display device.

Read Also: HDR vs. SDR: What’s the Difference?

4. Cable Materials and Build Quality

The materials used in the construction of the cable can affect its durability and performance. Look for cables that are made with high-quality materials and feature sturdy connectors. A well-built cable will not only last longer but also provide a more stable connection.

5. Compatibility with Devices

Ensure that the DisplayPort cable you choose is compatible with your devices. Check the specifications of your computer, graphics card, and monitor to verify their support for DisplayPort. Some devices may require adapters or converters to connect to a DisplayPort cable.

6. Considerations for Gaming and Multimedia

If you’re a gamer or frequently engage in multimedia activities, it’s important to choose a DisplayPort cable that can handle high frame rates and deliver smooth, lag-free performance. Look for cables with high bandwidth capabilities and support for advanced features like variable refresh rate (VRR).

DisplayPort Cable vs. HDMI Cable

While HDMI cables are commonly used for connecting devices, DisplayPort cables offer certain advantages. DisplayPort supports higher resolutions and refresh rates, provides better color depth, and offers more flexibility in terms of daisy-chaining multiple monitors. However, HDMI cables are more widely available and compatible with a wide range of devices. Consider your specific needs and the capabilities of your devices when deciding between DisplayPort and HDMI.

Installation and Setup

Once you’ve chosen the right DisplayPort cable, the installation and setup process is relatively straightforward. Connect one end of the cable to your computer’s graphics card or port and the other end to your monitor or display device. Ensure a secure connection and power on your devices. Most operating systems will automatically detect and configure the display settings, but you may need to make adjustments manually if necessary.

Read Also: What Is Vsync (or Vertical Sync) and How Does It Impact Games?


Choosing the right DisplayPort cable is important for achieving optimal video and audio quality in your setup. When choosing a cable, consider the version compatibility between your devices and the cable itself. Ensure that the cable supports the desired resolution and refresh rate for your display to enjoy a crisp and smooth visual experience. Additionally, pay attention to the cable length, as longer distances may require higher quality cables to maintain signal integrity. By carefully considering these factors, you can make an informed decision and enjoy seamless connectivity between your devices.


What is a DisplayPort cable?

A DisplayPort cable is a digital display interface used to connect a computer or other source device to a monitor or display. It transmits high-quality video and audio signals, supporting various resolutions and refresh rates.

How does a DisplayPort cable differ from an HDMI cable?

DisplayPort cables and HDMI cables serve similar purposes but have some differences. DisplayPort generally offers higher bandwidth, allowing for higher resolutions and refresh rates. DisplayPort also supports daisy-chaining multiple monitors and offers better color depth. HDMI, on the other hand, is more widely used and compatible with a broader range of devices.

Which DisplayPort version should I choose?

The choice of DisplayPort version depends on your specific needs and the capabilities of your devices. DisplayPort 1.4 is currently the most common version, supporting 4K resolutions at 60Hz and even higher resolutions at lower refresh rates. However, if you require higher refresh rates or resolutions, you may need to consider DisplayPort 2.0 or later versions.

Can I use a DisplayPort cable with my older monitor?

DisplayPort cables are compatible with older monitors that have a DisplayPort input. However, if your monitor only has VGA or DVI inputs, you may need an adapter or converter to connect it to a DisplayPort cable.

Do I need a specific DisplayPort cable for gaming?

There  is no specific DisplayPort cable designed solely for gaming, but it’s recommended to choose a cable with high bandwidth capabilities and support for advanced features like variable refresh rate (VRR) if you’re a gamer.

How long can a DisplayPort cable be without signal degradation?

The maximum cable length for DisplayPort depends on various factors, such as the cable quality, version, and desired resolution. In general, for resolutions up to 1080p, you can use a DisplayPort cable up to 15 meters (49 feet) without significant signal degradation. For higher resolutions or longer distances, consider using an active DisplayPort cable or signal booster.

Can I use a DisplayPort to HDMI adapter?

Yes, you can use a DisplayPort to HDMI adapter to connect a device with a DisplayPort output to a display device with an HDMI input. This allows you to bridge the connection between the two different interfaces.

Are all DisplayPort cables the same?

DisplayPort cables can vary in terms of quality, construction, and capabilities. It’s important to choose a reputable brand and ensure that the cable supports the required specifications for your specific needs, such as resolution, refresh rate, and bandwidth.

What is the maximum resolution supported by DisplayPort?

The maximum resolution supported by DisplayPort depends on the version of the cable. DisplayPort 1.4 can support resolutions up to 8K (7680×4320) at 60Hz, while DisplayPort 2.0 can handle even higher resolutions and refresh rates.

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