VESA’s updated DisplayPort 2.1a specs enable longer UHBR cables

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VESA Announces DisplayPort Updates and Extensions for Gaming and Automotive Market at CES 

DisplayPort 2.1a enables longer ultra-high-bit-rate (UHBR) cables; new Automotive Extension enables first-ever standard for functional safety, authenticity, and integrity verification of automotive displays
 


BEAVERTON, Ore. – January 8, 2024 – The Video Electronics Standards Association (VESA®) today announced that it has published the latest update to DisplayPort, version 2.1a. This update replaces the VESA certified DP40 ultra-high-bit-rate (UHBR) cable specification with a new VESA certified DP54 UHBR cable spec to enable up to four-lane UHBR13.5 link rate support (a maximum throughput of 54 Gbps) over a two-meter passive cable. As a result, the DisplayPort 2.1a update effectively doubles the passive cable length for UHBR13.5 GPU-to-display connections—which previously could only be supported through a DP80 UHBR cable—providing consumers with greater flexibility in their gaming or workstation setup.
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