Displayport 1 4 Cable Length Limit

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Displayport 1 4 cable length limit.

This decision limited confusion in the market place but set the maximum limit for a certified displayport cable at 5 metres. For example a thin cable won t be able to transmit a 4k signal as long as a 1080p signal. Slim hdmi cables premium hdmi cables hdmi. Using a displayport cable beyond 1 8 meters in length may cause data loss and a negative impact to display quality.

According to dell the maximum recommended cable length to ensure optimal performance is 1 8 meters 6 feet. Now i m using one 2 meters cable and two 3 meters cables with two active displayport extenders between them to drive a 2560x1440 monitor at 165hz. Below is a list of common a v signal types and their length limitations. These standards have been defined by industry associations.

The maximum length for passive hdmi cables. Because displayport was so ahead of its time in terms of bandwidth and resolution capability when it was launched strict limits were set on what cable lengths could be certified. See our longest displayport cable here. Therefore an hdmi to displayport cable will be stuck at 15 for its maximum length.

While it didn t introduce any new transmission modes and therefore did not increase the available bandwidth or data rate it did maintain the strong showing from displayport 1 3. If you re just looking to buy a passive hdmi cable then your realistic maximum range is around 25ft. Working up to 165hz. Displayport 15 meters about 49ft dvi digital 5 meters about 16 5ft.

The displayport 1 4 standard was first published in march 2016. That gives displayport 1 4 a maximum total bandwidth of 32 4gbps and a maximum total data rate of 25. I ll add that these are the highest quality most expensive cables i could find. Working up to 165hz.

Ymmv with cheaper cables. When using cables with two different ends the distance limit will be subject to whichever type of connector has the shorter maximum distance. Using anything beyond that increases the chances of the risks mentioned previously.