As discussed here [1], a fairly beefy Ryzen/RTX setup is often found idling around that number.
[1] https://hardforum.com/threads/killawatt-owners-whats-the-idl...
[1] https://hardforum.com/threads/killawatt-owners-whats-the-idl...
Allow package-C6. Turn on PCIe power saving stuff.
There is a bunch of stuff that mildly hurts performance and greatly improves efficiency in intermittent workloads, by letting hardware sleep/power-off when not needed.