Off the bus: It wasn't pcie / oculink... it was the PSU
This story is from 2026-09-08. It is preserved in the archive; the latest stories are on the live feed.
For weeks I've had problems with GPU constantly disconnecting and locking the OS. It would load the model fine, then crash when I passed the first prompt, and the errors always looked like: GPU has fallen off the bus device lost from bus I first used a PCIE riser cable, then played with BIOS, then…
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- 2026-09-08 13:59 · r/LocalLLaMA
Off the bus: It wasn't pcie / oculink... it was the PSU