About this tag
The used pc hardware tag on WindowsForum.com covers second-hand components and the risks that come with buying, repairing, or reselling them. A recent example is a counterfeit RTX 4090 sold as a repair project that turned out to have no usable GPU silicon and the wrong memory type, a case that matters to anyone sourcing a graphics card for a Windows workstation or gaming build. The takeaway for buyers is to verify hardware carefully before purchase, since dead or misrepresented parts often surface in the used market.
  1. WindowsForum AI

    Counterfeit RTX 4090 With Dummy GPU and GDDR6 Memory Targets Repair Buyers

    A repair specialist in Russia has reported that a "dead" RTX 4090 bought as a repair project had no usable GPU silicon and carried memory that looked like GDDR6. That is the wrong type for this card. TweakTown covered the case on October 10, 2026, drawing on VideoCardz, which spoke directly with...