Does 240Hz work on HDMI?

On 4/18/2023 at 11:03 AM, Eigenvektor said: HDMI 2.1 is the latest version, so it can handle a lot (it has up to 41.92 Gbps bandwidth). 1440p @ 240 Hz requires 24.62 Gbps, so well within the capabilities of HDMI 2.1. Just make sure to use a cable that supports that kind of bandwidth.
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Can I use 240Hz with HDMI?

HDMI 2.1 standard supports up to 144Hz refresh over HDMI, including 120Hz with the latest consoles. The full 240Hz action is available only over DisplayPort 1.4 and need a GPU that supports Display Stream Compression (DSC).
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Is HDMI or DisplayPort better for gaming 240Hz?

PC gaming: DisplayPort

The higher bandwidth makes a DisplayPort cable the best choice for PC gaming. And DisplayPort provides full support for G-Sync and FreeSync, which prevents screen tearing. With HDMI, you have less support due to the lower bandwidth. This is especially true for G-Sync monitors.
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What is the max frame rate for HDMI?

Maximum supported resolution

HDMI 1.4 supported 4K resolution at 30 FPS, while HDMI 2.0 raised the bar to 4K at 60 Hz or 8K at 30 Hz. The latest HDMI 2.1 standard takes it even further, enabling 4K resolution at 120 Hz and 8K resolution at 60 Hz. Impressively, HDMI 2.1 can even support resolutions as high as 10K.
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Can HDMI 2.1 run 360Hz?

Video connectivity includes two DIsplayPort 1.4 ports and a single HDMI 2.1. DisplayPort is required to enjoy the monitor at 1440p resolution and its maximum refresh rate of 360Hz. The HDMI port can only achieve 1440p at 144Hz.
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Do you need HDMI 2.1 for 240Hz?

HDMI 2.1 cables can technically support 240Hz at 4K if it uses display stream compression, but that's not ideal for gaming as it can introduce visual artifacts. For lower resolutions, however, like 1440p or 1080p, it has no trouble managing that without compression.
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What cable do I need for 360Hz monitor?

VESA Certified DisplayPort 1.4 Cable

Nixeus VESA Certified DisplayPort 1.4 HBR3 cables can support monitor resolutions at up to 360Hz refresh rates and 8K UHD 60Hz with Display Stream Compression.
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What cables support 240Hz?

For 240Hz models, please check the following: Make sure to use HDMI 2.0 or DP 1.2a cable. If HDMI 2.0 cable is used, make sure to connect to the correct HDMI 2.0 port.
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Is HDMI capped at 144Hz?

All versions of HDMI from HDMI 1.3 onward right through to HDMI 2.1 provide enough raw bandwidth for 144Hz, provided sacrifices are made in color, chroma, compression, or resolution.
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Is it better to use DisplayPort or HDMI?

Specifications (Resolution, Refresh Rate, and Bandwidth)

DisplayPort wins the spec war over HDMI. Not all ports and cables are the same for HDMI and DisplayPort, as both have several version revisions. Performance scales to the lowest supported revision between the source device, display, and connector cable.
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Can a HDMI cable run 360Hz?

For 360Hz models, please check the following: Make sure to use an DP 1.4 cable. (note: HDMI 2.0 port only supports up to 240Hz) If a DP 1.4 cable is used, make sure to use the one bundled by BenQ.
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Is 240Hz better than 144Hz for gaming?

If you enjoy competitive multiplayer in reflex-based genres like first and third person shooters, fighting games, sports, and racing, then you should aim for the highest refresh rate possible and 240Hz will give you an immediate advantage over competitors that use 60Hz or even 144Hz monitors because your responses will ...
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Why use DisplayPort over HDMI?

DisplayPort can support higher refresh rates than HDMI (at least until HDMI 2.1 becomes more predominant). Let's say you're using a 4K/120 Hz display on HDMI 2.0, this will only allow you to use half the refresh rate, while with DisplayPort 1.3, you'd get to experience the maximum rate.
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What do I need for 240Hz?

But running AAA titles even at 1080p 240hz will probably need a setup thats considered 4k capable. But what you need to be able to run 240hz, no matter what: a 240hz monitor. A monitor that has 240Hz. If your asking what GPU to get 240 FPS or more, it really depends on the game, resolution, graphics settings, etc.
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What do I need to run a 240Hz monitor?

The exact GPU you need will depend on the resolution you're playing at and the level of graphics detail you want to run. However, some of the high-end GPUs that can handle 240Hz include: Nvidia GeForce RTX 4080, 4070 Ti, and 4090, among others. AMD Radeon RX 7900 XT, RX 7900 XTX, among others.
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How do I use 240Hz on my monitor?

To change the refresh rate
  1. Select Start > Settings > System > Display > Advanced display .
  2. Next to Choose a refresh rate, select the rate you want. The refresh rates that appear depend on your display and what it supports. Select laptops and external displays will support higher refresh rates.
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Why am I only getting 144Hz on a 165 Hz monitor?

The cable you are using to connect your monitor to your computer may not support the full refresh rate. Make sure you are using a cable that is capable of supporting high refresh rates, such as a DisplayPort 1.4 cable or an HDMI 2.1 cable. Your monitor's settings may not be configured to run at 280 Hz.
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Is 2K the same as 1440p?

1440p is also called QHD (quad high definition) or WQHD (wide quad high definition) and is a display resolution that measures 2560 x 1440 pixels. This resolution is also commonly referred to as 2K.
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Can HDMI 2.0 do 144Hz at 1440p?

HDMI 2.0 has a high enough data rate to natively handle 1440p at 144Hz, but not 4K. That is reserved for the latest HDMI 2.1 specification. DisplayPort cables are designed more with high-end desktop computers in mind, so it's no surprise that its cables have been more capable of 144Hz for several generations.
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What can handle 240Hz?

For 240Hz models, we recommended graphic card should choose at least:
  • NVIDIA GeForce GTX 980 or better.
  • AMD Radeon RX 480 or better.
  • NVIDIA GeForce RTX 30 series Graphics Card or better.
  • AMD Radeon RX 6000 series or better.
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What port is best for 240Hz?

Along with support for 5K resolutions at up to 60Hz, and 4K resolution at up to 120Hz, DisplayPort 1.4 can handle 240Hz on both 1080p and 1440p resolutions. That offers high-speed gaming at high detail like almost no other connection type out there.
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Can HDMI do 4K 240Hz?

8K 60Hz FUHD: UGREEN 8K HDMI cable supports higher resolution of 8K@60Hz, and compatible with 8K@50Hz, 4K@240Hz, 4K@144Hz, 4K@120Hz, 4K@100Hz,etc. 48Gbps Super High Speed: This HDMI 2.1 cable supports up to 48Gbps bandwidth, much faster than HDMI 2.0 and HDMI 1.4.
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Why is my monitor not running at 240Hz?

Make sure to update to the latest graphics card driver version. Make sure that your graphics card supports 240Hz.
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Can HDMI 2.0 do 360Hz?

HDMI 2.0 and DP 1.2 cables do not offer enough sufficient capability to support a 360Hz refresh rate monitor.
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Does any display port cable support 240Hz?

UNITEK DP 1.4 cable with the specification which supports for Display Stream Compression 1.2 (DSC), FEC, Dynamic HDR metadata etc., offers the ideal values for every frame up to 8K unparalleled visual, and up to 240Hz refresh rate to let you enjoy the immersive entertainment and gaming experience.
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