Yea and a corrupt boot sector still have no relations to the motherboard unless you have failing DIMM slots or SATA controllers... both of which are far less likely than RAM failure or HDD/SSD failures. Easiest thing to do is run through a memtest (test each stick individually) and hdd s.m.a.r.t. tests via a usb stick that you can boot off of to see if you have any hardware failures from RAM or the HDD/SSD.its more this has happen three times in a row in under a month despite reformats