Reference circuit diagram for the GeForce RTX 3080 using the GA102 GPU, NVIDIA board project PG133-A03, revision A, in PDF form at about 2.09 MB. It documents the core and memory voltage regulators, power input, GDDR memory connections and output interfaces, giving a baseline for diagnosing missing rails, shorts or incorrect component values. Many partner designs derive from NVIDIA PG projects, but layouts and part choices differ, so confirm your board follows PG133 before relying on designators.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @laptexdna. Enginerys does not host this file.
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| Channel | Posted | |
|---|---|---|
| @laptexdna | 13 Feb 2025 | Open file on RM Schematics |
| @ShareMan_Electronic_Files | 7 May 2025 | Open file on RM Schematics |
| @cyberlanelectonik | 1 Oct 2026 | Open file on RM Schematics |
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