Help me pls

[jadabojamra]

Hello i got 1060 before over clocked i used it for 6 month no problems at all i install now 1080ti everytime
I play 1 game it crashes any help
Pls alao i formatted my pc after this happens twice and it still the same i got higher framework than 3.0
Z 270 pro series msi
1080ti manali
32gb rams
Ssd
Power shpply 750
3 fans
Thermal tec 3.0
Pls help

 

[bmockeg]

What is your power supply brand and model?