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Controversy Over the 12V-2x6 Connector: Issues, Solutions, and Our Testing

Jeffersonsilva_vga

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We made a video discussing the 12V-2x6 connector, covering the entire context surrounding it, as it has once again sparked controversy over the past month. However, eight months ago, we had already talked about it, comparing it to the RTX 3090 Ti’s connector, which, in my view, had better protection mechanisms.

The main focus of the video is to develop a logical approach to solving the issues related to this connector. In this process, we discuss all the variables involved, such as NVIDIA’s mistakes, user errors, and the solutions that some manufacturers are working on. We also present official ASUS documentation and demonstrate that an RTX 5090 has reached peak power consumption of 631W, exceeding the limit specified by PCI-SIG.

Additionally, we once again compare the connectors of the 3090 Ti and the 5090, design an electronic circuit to prevent damage (and after the video, we discovered that the 5090 Astral has a similar system), modify an RTX 3070 Ti to function similarly to a 5090, and develop a program capable of detecting excessive power consumption on the 12V rails, triggering a protection mechanism with a warning to the user.

The purpose of the video is both to assist users and to present solutions that could be implemented in GPU models. A power consumption monitoring system is inexpensive to produce—even for us, as regular users—and for manufacturers, the cost would be even lower.

Additionally, in the pinned comments section, we have provided documentation in our native language and in English, detailing the entire context and the solutions developed in electrical schematics.

Watch the full video here:
Download the full documentation here: https://drive.google.com/file/d/1e2zno6BfZNLN07NkA__IFtFt0gJKCjN2/view
 
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