did you try to remove some of the memory banks (16GB)?
or running some memory check diagnostics?
another good place to give a look is ControlPanel->SecurityAndMaintenance->ViewReliabilityHistory.
here you can find the main occurred events.
Another try you might take, is to peek into the BSOD dumps to try to understand who is crashing
(maybe by using utilities like this one: https://www.nirsoft.net/utils/blue_screen_view.html