Many displays ship with processing that looks ‘nice’ in movies but breaks gaming: added latency, artifacts, and instability. Here’s the short list to disable and why.
Ethernet isn’t about speed. It’s about consistency: fewer spikes, less interference, and predictable timing. Use this to decide when Wi-Fi is ‘good enough’.
A practical baseline that makes everything feel better before you buy anything: stable frame pacing, correct VRR, and reduced latency for PC and consoles.