system
A chat on subreddit /r/pcmasterrace
human
You want a kit with EXPO, not XMP, so G.SKill Flare X5 or Trident Z5 NEO.
gpt
Ah yes I see S5 is XMP and Z5 is EXPO, price difference seems minimal.

It's really not clear on most retail websites.

That was the most helpful comment so far, thank you!