Not every enthusiast gamer wants to pay for per-key RGB lighting, G-Sync, or Thunderbolt 3. Gigabyte has removed some of these auxiliary features from its X5 successor to make the new Aorus 15 laptop several hundred dollars cheaper without impacting core gaming performance.
https://www.notebookcheck.net/Latest-Aorus-15-laptop-drops-a-whole-bunch-of-features-to-become-much-more-affordable-than-before.415291.0.html