faulty mobo

My computer restarts when i play games (not all but the demanding ones) and when it tries to reboot all the fans and leds are lit but it wont even post, until i turn to power supply off then on again AND i let it chill for 5 minutes. If i try to turn it off and on and reboot it it will just...

Mobo: msi krait gaming 3x Cpu: i5 7600k Ram: ddr4 2x8 3000mhz PSU: EVGA 750 bq Put a new computer together today with a power supply that was working this morning. Boot up and everything came to life but no display. Went over all cabling make sure everything was in properly. Boot again and same...

I have been getting lots of freezes lately where I cannot move my cursor or do anything. The fans and everything in my PC seems to still be running, but the display itself is frozen. I have to manually restart my computer by switching it on and off to fix it. These freezes happen while browsing...