<ul><li>Hong Kong-based tech outlet PCM raised alarms after testing Nvidia’s RTX 5090D and RTX 5080, encountering melted power cables and a failed power supply unit.</li><li>A deeper investigation revealed that an old RTX 4090 Founders Edition (FE) was responsible for the meltdown, not the newer RTX 50-series cards.</li><li>The RTX 4090 FE had the original, more failure-prone power connector, while the RTX 50-series GPUs have a revised 12V-2×6 connector that prevents power delivery unless properly seated.</li><li>To address concerns, GPU manufacturers are introducing additional safety measures, such as safety light features and visible indicators to confirm a secure connection.</li></ul>

Nvidia’s RTX 5090 isn’t melting power cables, but it sure looks that way

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