Beware! Several Used NVIDIA GeForce RTX 30 Graphics Cards With Defective Memory Modules Being Sold After Being Abused In Crypto Mining


The crypto crash has resulted in a number of mining operations offloading their graphics playing cards into the reseller market however whereas these GPUs will probably be out there at filth low-cost costs now, some customers are already discovering numerous points such because the reminiscence modules being faulty.

NVIDIA GeForce RTX 30 Sequence Graphics Playing cards With Faulty Reminiscence Modules Enter The Reseller Market, Being Offered After Getting Abused In Crypto Mining

Effectively, this was to be anticipated, the GPU mining flood is already here and there are a number of resale websites which have at present listed your complete vary of NVIDIA’s GeForce RTX 30 collection graphics playing cards nicely under their MSRPs.

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The Chinese language and Asian markets are at present being flooded with such graphics playing cards however the very first customers who’re shopping for these used playing cards are discovering a number of points. A consumer over on the NGA.CN forums lately paid 3600 RMB or $536 US for a used MSI GeForce RTX 3080 SUPRIM X graphics card. This graphics card is at present listed at Newegg for over $1100 US and is a premium mannequin. So paying half the value for a used variant does not sound like a foul deal. Even in comparison with MSRP ($699 US), it feels like a stable deal.

Nevertheless, the explanation for such a low worth for the graphics card was shortly came upon by the consumer. The consumer observed that every one labels from the screws had been eliminated which signifies that it was taken aside in some unspecified time in the future. This ought to be anticipated as NVIDIA’s preliminary RTX 30 collection graphics card had main heating points and thermal pads had to get replaced manually by customers to attain higher reminiscence temperatures on the GDDR6X modules. Since these playing cards have been utilized in crypto mining operations, they might have undergone a number of pad replacements throughout their mining lifetime.

However that is not the main drawback, the consumer additionally found that in GPU-z, the GeForce RTX 3080 graphics card which is meant to have 10 GB of reminiscence, solely confirmed up with 8 GB of VRAM. The RTX 3080 launched in two flavors, a ten GB mannequin with a 320-bit bus and a 12 GB mannequin with a 384-bit bus. There was no in-production variant that featured 8 GB VRAM throughout a 256-bit bus and the explanation why this card featured decrease reminiscence was found to be the faulty reminiscence modules.

Contemplating simply how unhealthy these graphics playing cards have been abused in mining operations, it appears like in some unspecified time in the future, two of the ten GDDR6X reminiscence modules gave away and ended up functioning in any respect. This resulted within the card failing to put up. However there’s already a bypass that permits customers to proceed utilizing their graphics playing cards even when a couple of reminiscence modules have died. That is achieved by way of the reminiscence shielding technique which may be very standard in crypto mining and miners can proceed utilizing the playing cards regardless of some modules having died out. A video on this technique from Bilibili might be seen under:

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The identical course of not solely works for the GeForce RTX 3080 graphics card however virtually another graphics card and contemplating that RTX 3080 is not even the preferred card for mining, there might be a number of used playing cards within the reseller market proper now which may have related modules & masked to indicate the complete VRAM configuration in GPUz (one other standard technique to trick customers). As such, it’s suggested to keep away from all used graphics playing cards for now, no matter how attractive these offers look and because the consumer himself places it:

Lastly, do not buy a mining card, by no means purchase it, and do not buy even in case you simply want it.

Now there are a number of methods to make the remainder of the reminiscence work once more by changing the modules completely. This has already been done by professionals however that will imply you’d have to finish up paying for an additional graphics card with the identical reminiscence modules which defeats the entire level of paying low-cost within the first place. So as an alternative of entering into hassle with a used graphics card, simply keep away from them in any respect prices.

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