I think we can consider the devices where the content is accessed as thin clients. There is some literature supporting the thin client architecture (e.g. https:

I think we can consider the devices where the content is accessed as thin clients. There is some literature supporting the thin client architecture (e.g. https://core.ac.uk/download/pdf/55689271.pdf https://core.ac.uk/download/pdf/55689271.pdf) and it seems that the power consumption can reduce significantly (3x). These studies do not take in account this particular case but I think they can give you an idea of the scale.