In case anyone missed it...a new AMD GPU Memory Tweaker (on the fly) was released a few days ago. It allows you to tweak the HBM and VRAM memory timing straps on
GPU TWEAK 2 VRAM USAGE PAST 100%??? RTX 2080 Ti
AMD May Introduce A True GPU Dynamic Boost Clock | VideoCardz.com
How To: Overclock Your AMD / ATi GPU | Overclock.net