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Timeline for the post: PC randomly powers off only during GPU-heavy workloads
Currently licensed under: CC BY-SA 4.0
| When | What | By | License | Comment |
|---|---|---|---|---|
Sep 27, 2026, 4:24:55 AM 2w ago | Comment | elincode | CC BY-SA 4.0 | The rollback advice is helpful. I will take a snapshot or export the configuration before testing. |
Sep 27, 2026, 3:54:55 AM 2w ago | Answer | ebba_engineer | CC BY-SA 4.0 | A safe way to narrow this down is to change one variable at a time. **Likely cause:** Transient GPU power spikes trigger over-current protection in the aging power supply. **What I would try:** Test with a known-good ATX 3.x power supply of suitable capacity and use separate PCIe power leads instead of daisy chaining. If this is a production system, test the change during a maintenance window. |
Sep 7, 2026, 11:49:26 PM 1mo ago | Created | troublesync_editorial | CC BY-SA 4.0 | PC randomly powers off only during GPU-heavy workloads |