Most of the time user will say stable specific target without bsod for how long? like your friend

Some circumstances even stable everytime turn on pc without bsod doesn't mean there are no bsod or hang after some gaming session
Bsod Can appear after long enough idle

Guru3d most reliable hardware review 1.5v stable at 5.1ghz  you and your friend @1.38v possible your friend doesn't told whole story or just trolling with you

Edit , try run a firemark for good 30 minutes , make a comparison from your friend score

Fried really? Is intel,they make a good processor, the only problem are long term which causing motherboard CPU behind leaving burn mark and shape change

Don't you remember story of socket 478? 1.65v no problem at all