Monitor disconnection while playing games

Product: Need for Speed: Unbound
Platform:PC
Summarize your bug When I play a game for about 5-10 minutes, the monitor suddenly disconnects and I can't play the game.
How often does the bug occur? Every time (100%)
Steps: How can we find the bug ourselves? play a game for about 5-10 minutes
What happens when the bug occurs? When I play a game for about 5-10 minutes, the monitor suddenly disconnects and I can't play the game. At this time, I looked at the GPU temperature and it was over 80. My computer's CPU is AMD Ryzen 5600X, graphics card is RTX 3060ti.
What do you expect to see? It could be a computer component issue, but I have never experienced this when playing other games. For example, there is no problem when playing Forza Horizon 5. Sorry to mention racing games from other companies, but I really like racing games and I really want to play Need for Speed Unbound. please give me a quick solution.Thank you.

‌

When I play a game for about 5-10 minutes, the monitor suddenly disconnects and I can't play the game.
At this time, I looked at the GPU temperature and it was over 80.
My computer's CPU is AMD Ryzen 5600X, graphics card is RTX 3060ti.
It could be a computer component issue, but I have never experienced this when playing other games.
For example, there is no problem when playing Forza Horizon 5.

Sorry to mention racing games from other companies, but I really like racing games and I really want to play Need for Speed Unbound.
please give me a quick solution.Thank you.