VESA launches new DisplayPort 2.1 specification, offering backward compatibility with previous 2.0 spec, & granting better throughput.
VESA Certified DisplayPort 2.1 Cable – Silkland
VESA Releases DisplayPort 2.1 Specification - VESA - Interface
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VESA Certified DisplayPort 2.1 Cable – Silkland
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Specification and Test Overview of DisplayPort™ 2.1