Greetings everyone! I recently upgraded my GPU from an RTX 2070 to an RX 9070, paired with an R5 5600X and 16GB of RAM, all powered by a 650W Corsair PSU. Initially, everything worked fine, and I was able to play The Last of Us 2 without issues. However, I encountered a series of sudden restarts while playing, particularly during the Abby section. I tried using a save file to bypass that spot but ran into the same problem. I decided to start a new game, only to have my PC crash moments into the gameplay. I then ran a benchmark in Red Dead Redemption 2, but again, the system crashed halfway through. My PSU is non-modular and uses 2x8 pin connectors from the same dongle. Temperature readings show nothing over 50°C, so I'm leaning towards the PSU being the problem, especially since I have 5 Arctic 140mm fans for airflow. Your thoughts would be appreciated! Also, I've tested stability on FurMark for 30 minutes with no issues, and my BIOS is updated with the latest version to support my CPU upgrade from a 3600X.
2 Answers
In theory, you should be okay if your PSU is a higher-end Corsair model, but if it's older or a lower-tier unit, it might not handle the power spikes from the RX 9070 well. This GPU can exceed 400W under heavy load, which could explain the kernel power error—essentially, your system lost power too abruptly for it to log the error properly. I'd suggest looking at your PSU first.
First off, double-check those power cables you're using. If they're connected through a daisy chain (like 6+2 pins from the same dongle), that could definitely cause issues. It's not ideal. Also, if your PSU is quite old, it might be worth considering a replacement since they can lose capacity over time.

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