For the 3 drives:
a) all passed Sea Tools long generic testing
b) all displayed no bad blocks
c) all had 1 or more partitions with chkdsk drive file system corrections:
Correcting errors in the Volume Bitmap.
Correcting sparse file record segment 11043.
Correcting sparse file record segment 659.
Windows has made corrections to the file system.
SMART testing attempts to predict drive failure.
Each software may display different SMART results.
Run Crystal Disk standard edition on each drive and post images or share links into this thread:
CrystalDiskInfo
OCCT has FAQ:
OCBASE / OCCT
It has a default automatic temperature abort 90 degrees which can be modified.
Power testing has a default 30 min test.
It was just ran on a notebook which displayed: Overheated 00:29:56 Core #1
Repeat testing displayed: Overheated 00:00:03 Core #1
Unexpected shutdowns and restarts without BSOD are often malfunctioning PSU.
Typically swap testing or replacement are required.