RTX Video Super Resolution (RTX VSR) is a video scaling feature by Nvidia.
[1][2] The feature was first unveiled during CES 2023 as RTX Video Super Resolution.
[3] The feature uses the on-board Tensor Cores to upscale browser video content in real time.
[5] The feature supports input resolutions from 360p to 1440p and a max output of 4K and comes without support for HDR content although that could be likely added in the future.
[6][7] Nvidia released RTX Video Super Resolution 1.5 with improved video quality and RTX 20 series support on October 17, 2023.