Only a couple of weeks ago, Nvidia Software QA Manager said DPC Latency Fix was ready to launch. This, after years of DPC issues with Nvidia cards.
https://www.tomshardware.com/news/nvidia-dpc-latency-fix-ready
On the AMD side, its latest (July 25th) driver update, Adrenalin 23.7.2 release notes state: “Fixed Issues: -Audio may intermittently become out of sync with video when recording from AMD Software: Adrenalin Edition with AVC and HEVC codecs.”
https://www.amd.com/en/support/kb/release-notes/rn-rad-win-23-7-2
Another long standing issue.
These recent news show how these companies are finally bringing the Audio and Video processing world into their focus.