For a short while, I used this cable to connect my Linux PC to an LG Ultrafine 27\" 5K display at 5120 x 2880.
Happy to answer any questions.
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Further details from the manufacturer follow:
This cable uses high-speed technology and a coaxial design to support 5K video output (5120 x 2880) with a 60 Hz refresh rate.
Easily connect your new Thunderbolt 3-enabled Mac or PC to a DisplayPort monitor to enjoy crystal clear, blur-free video as well as multi-channel digital surround sound.
The cable also features bi-directional support to connect your DisplayPort computer to a UHD monitor with USB-C input. This cable has been tested and certified by VESA to support HBR3 (High Bit Rate 3) at 32.4 Gbps using the USB-C Alternate mode.
For 5K resolution, your device must output a DisplayPort 1.3 signal via USB-C, and your monitor must also support DisplayPort 1.3. Please check with your device vendor to confirm support for DisplayPort 1.3.Connect a USB-C or Thunderbolt 3 (USB-C) computer to a DisplayPort monitor
Aluminium housing to minimise electromagnetic interference
Supports up to 5K video resolution with 4:4:4 chroma subsampling
Supports 60 FPS update rate, 35K (5120 x 2880) ultra HD image output
Includes HandyStrap cable manager
Compatible with all devices that support USB-C (Video)
Easily connect a Thunderbolt 3-enabled Mac or PC to a 5K DisplayPort monitor to enjoy crystal clear, blur-free video as well as multi-channel digital surround sound.
Both ends of the cable are also encased in anodised aluminium to minimise electromagnetic interference and ensure long-term reliability.
The cable also features bi-directional support to connect your DisplayPort computer to a UHD monitor with USB-C input.
See reviews at Amazon:[link removed by ]
Happy to do local pickup from Sydney Town Hall, Martin Place, Central or Bondi Junction.