AMD has confirmed that the issue with RX 7900 XTX graphics cards overheating is down to the vapor chamber specifically, but has assured us that only small numbers of these RDNA 3 flagship GPUs have been affected, and that any necessary replacements will be shipped swiftly. AMD’s Scott Herkelman, Senior VP & GM of the Graphics division, furnished us with the fresh details in an interview on YouTube with PC World (opens in new tab) (flagged up by VideoCardz (opens in new tab)). Herkelman told us that the situation is, in fact, just as overclocking expert Der8auer previously contended, namely that the root cause of spiking temperature hotspots with the GPU is down to not enough water being put inside the vapor chamber (meaning there’s an insufficient amount to actually cool all of the chip effectively).
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