Question Computer won’t turn on, but worked fine yesterday.

Apr 10, 2023
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I woke up today to get on my computer so that o could finish Lies of P, it worked perfectly fine last night up until around 3:30 am when I got off, when I woke up today, my pc would not boot, I’ve tried disconnecting my cpu power, the 24 pin connector, and a new ac power cable. My monitor that it is plugged into my onboard graphics through the motherboard but the system just will not power on, would it be safe to assume the PSU needs replaced?
 
I woke up today to get on my computer so that o could finish Lies of P, it worked perfectly fine last night up until around 3:30 am when I got off, when I woke up today, my pc would not boot, I’ve tried disconnecting my cpu power, the 24 pin connector, and a new ac power cable. My monitor that it is plugged into my onboard graphics through the motherboard but the system just will not power on, would it be safe to assume the PSU needs replaced?
My pc if this helps
CPU: i7-12700k
MOBO: ASUS TUF Gaming H670 Pro
GPU: RX 6700XT
RAM: 32GB Corsair Vengeance 3600mhz
PSU: Thermaltake Toughpower Grand RGB 850W 80 Plus Gold
 
No LEDs or fans spinning?

Also, have you tried a different electrical outlet?
Nope, no LEDs or fans spinning. I’ve tried 3 different outlets within my room, plugged my display port into the onboard graphics and it got recognized which is the part that’s confusing me. Trying to discern if it’s a psu issue or mobo. I’ve also reseated all my ram.