Possible issue with GPU/VRAM but unable to identify the specific cause of PC crashes under load

[Windows 11]

I am experiencing consistent crashes and GPU (ASUS TUF 4070ti) instability, primarily while gaming, leading to DPC_WATCHDOG_VIOLATION (0x133) errors. The crashes are always related to nvlddmkm.sys (NVIDIA display driver) and occur across multiple games.The symptoms always follow the same pattern:Both my monitors lose signal and turn offSome game sounds, music etc continue to playControl input is lost i.e. keyboard commands or mouse clicks don't generate any actions in the game - it's frozenPC restarts after 30 secondsAdditionally, VRAM stress tests using MemTestCL consistently detect memory er

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