GPU power cables are still melting RTX 5090s, and Nvidia had the solution years ago
There's no end in sight for the 12V-2x6 standard
Developers have created a tool called NvpwrControl for NVIDIA RTX 50-series laptop owners to increase their GPU power limits, potentially boosting performance by up to 40 watts. However, this experimental tool carries risks, as it could damage the reliability and lifespan of the laptop's discrete GPU. NVIDIA's laptop GPU models are often misleading, and their power limits are typically low, especially for high-end models like the GeForce RTX 5090.
By increasing the power limit, users can experience a significant performance boost, potentially ranging from 25% to even more, although this has yet to be verified through testing. The developer, known as LevinAI, cautions that the tool is experimental, only supports Blackwell GPUs for now, and only enables power controls on certain models.
Additionally, users must disable Windows driver signature verification, adding another risk factor to the mod. Despite these caveats, several users have reported successful tests and improvements in gaming performance, leading to excitement and praise for the developer's work.
Written by urgent.news from Tom's Hardware's reporting — not their text. Machine-written — may contain errors; check the original before relying on it.
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