Brought some leaves from Quixel Megascans into CRYENGINE for a quick lighting study.
Textures are scans from www.megascans.se/
I try to keep my scenes and assets fairly light and not use any slower high end features. An optimized scene has lots of benefits, you can work much more quickly, render quickly (for pitchvis this is essential) and the scene could also be ported to lower spec devices (VR, low end pc's etc).
Here is a breakdown of my workflow on 80lvl: https://80.lv/articles/tweaking-megascans-for-games/