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Modded RTX 3090 And 3080s Sold As GeForce RTX 4090 GPUs; Technician Spots The Key Differences Between Original And Fake Cards

Summary by Wccftech
A user found out that out of four of his GeForce RTX 4090 GPUs, three were fake. Apparently, these were modded RTX 3090 and RTX 3080s.
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You can fake a lot of things – brand logos, certificates, even CVs. But anyone who thinks a GPU die can be ennobled by a simple laser marking to become an RTX4090 hasn't heard the word yet. But that's exactly what happened. And three times. A Chinese technician made the case public – including the diagnosis: Modified RTX3080/3090s were disguised as RTX4090s and [...] Source

A Chinese computer repairer made a frightening discovery when he received four defective Nvidia RTX 4090 for repair. Three of the expensive graphics cards turned out to be elaborately manipulated RTX 3000 models. Even the chips were manipulated by laser. (Continue reading)

A Chinese tech-youtuber has uncovered a new fraud muzzle in which modified RTX-30xx chips are issued as RTX 4090. Of four cards he had received for repair, only one was actually correct.

This is a bit the WTF hsitory of the day and the morality is rather simplistic, not to buy graphics cards from unknown dealers. Let's sum up, a buyer placed order of four RTX 4090 cards, but none works, so he contacts a specialist repairer in order to discover the cause of the breakdowns and there, schtroumf, three of the cards are actually RTX 30 cards: [...] Read more

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Wccftech broke the news in on Sunday, June 15, 2025.
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