Please note, for Gear4 you can try different memory dive settings
Fuzzy, for general Gear4 users
Span, this should helps when CPU at cold, like subzero
Ramble, if your CPU likes high VDD2, try this if can favor you.
Flare in memory dive, improves gear2 clock and stability.
You can also play with different "DDR Bus Response" values, it helps for some cpu´s to be more stable