Why does HMDI need such high bandwidth compared to Ethernet?

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When we stream 4k video from Netflix for example, they recommend a minimum speed of 25 mbps.But HDMI 2.0 has a bandwidth of 18.0 Gbit/s

How can we recieve 4k video with a connection speed of only 25 mbps when we need 18.0 Gbit/s to send the video to our TV?

I think it is to do with compressed vs raw 4k but do we really compress it to this an extreme? I would have thought this would result in so much loss that we are no where near 4k in the end.

In: Technology

7 Answers

Anonymous 0 Comments

Thanks for the replies, makes sense! I just find the fact that the uncompressed data is so much larger in size astonishing.

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