What's HDMI 2.1? - Coolblue - anything for a smile
Will a video card with an HDMI 2.0 output work with a 1080p TV/monitor with only an HDMI 1.4 input? - Quora
Twitter 上的 Pixelgen:"Table by @PixelgenJack showing the HDMI 2.0b/2.1 bandwidth-to-format relationship & the bitrate ascension to 8K. An easy way to understand the key variables that effect signal speed. Notice the length