2k export video quality

D5 Render Version-Latest
GeForce RTX3080
30.0.14.9649
**the quality of rendered file in 2 k is bad in comparison to 1080 resolution , why is it ? All the settings are the same only changed from 1080 to 2k… **
VIDEO NOT SHARP
Steps to Reproduce (optional):

Hello, all parameters are the same, including DLSS? It sounds like a bug, could you send both videos to support@d5techs.com to let us see the comparison? Thanks in advance!