Forget the GPU temp, even the Nvidia GeForce RTX 5090 power cable can hit 150°C

The power cable for an Nvidia GeForce RTX 5090 Founders Edition graphics card has been shown reaching a scorching temperature of 150°C in thermal tests, prompting concern that the days of melting power plugs are very far from over with the new gaming GPU range. In the test, one wire was shown drawing a massive 20A current on its own, with the image on a thermal camera glowing white.

You can read all about the performance of this new Nvidia GPU in our RTX 5090 review, and we had no problems with hot-running cables when we were running our benchmarks. However, not everyone has been so lucky, with one Redditor already reporting a melted RTX 5090 power socket, and now this extreme temperature result.

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