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SMUGDESK DisplayPort 1.4 cable 20m 65.6ft

SMUGDESK

SMUGDESK DisplayPort 1.4 cable 20m 65.6ft

SKU CH-M0AY-1TMT5

An 8K 60 Hz DisplayPort 1.4 cable with optical fibre for 20 m runs, supporting 4K 144 Hz and HBR3 bandwidth

Cable Length 65.6 ft.

  • 8K 60 Hz resolution via 7680 × 4320 pixel support
  • 4K 144 Hz refresh rate for smooth gaming motion
  • 4 Gbps HBR3 bandwidth carries full 8K signal
  • 20 m optical fibre reaches distant displays without loss
  • Directional Source / Display ends ensure correct installation

20-metre 8K DisplayPort cable

This optical fibre DisplayPort 1.4 cable spans 20 metres and carries 8K at 60 Hz or 4K at 144 Hz. It is built for installers and enthusiasts who need a single long run between a source device and a distant display. The cable uses HBR3 bandwidth of 32.4 Gbps to support 7680×4320 resolution without signal loss. It is a specialised link for fixed installations rather than desk-length connections.

Directional fibre link under sustained load

The cable is unidirectional: the marked Source end must connect to the GPU or laptop and the Display end to the monitor or projector. Because it uses optical fibre, the link maintains full 32.4 Gbps bandwidth over the entire 20 metre length without the attenuation that copper suffers. Continuous 8K 60 Hz or 4K 144 Hz streams stay stable during extended gaming or professional sessions. Reversing the ends will result in no picture at all.

20 metre reach decides suitability

The 20 metre length is the single specification that determines whether this cable fits the project. Shorter copper cables cannot guarantee 8K 60 Hz at this distance, and longer runs would require active repeaters or a different fibre length. Buyers who need a cable under five metres or over thirty metres should choose a different product. The fixed direction markers also mean the cable cannot be flipped for reverse routing.

Highlights

  • 8K 60 Hz resolution via 7680 × 4320 pixel support
  • 4K 144 Hz refresh rate for smooth gaming motion
  • 4 Gbps HBR3 bandwidth carries full 8K signal
  • 20 m optical fibre reaches distant displays without loss
  • Directional Source / Display ends ensure correct installation

Specifications

No published specifications for this item yet.

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Questions about this item

Does the 20 m DisplayPort 1.4 cable generate noticeable heat or draw extra power during all-day 8K 60 Hz use?

The optical fibre design transmits 32.4 Gbps without active copper conductors, so the cable itself produces negligible heat and adds no measurable power draw during continuous 8K 60 Hz operation.

Which devices must I already own to use the SMUGDESK DisplayPort 1.4 cable at 8K 60 Hz?

You need a source with a DisplayPort 1.4 output that supports HBR3 and a display with a DisplayPort 1.4 input capable of 7680×4320 at 60 Hz; both ends must be connected in the marked Source and Display direction.

Will the 20 m cable work reliably with an older monitor that only accepts 4K 60 Hz over DisplayPort 1.2?

Yes, the cable is backward compatible and will carry a 4K 60 Hz DisplayPort 1.2 signal over the full 20 m length without signal loss, provided the Source and Display ends are oriented correctly.

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