Paulo shares his personal experience on how to distinguish a used graphics card. Missing labels, screws touched by the screwdriver are a good sign. However, while some cards may look like new (they have warranty tags and are free of dust and scratches), they may be counterfeit.
It also turned out that crafty businessmen began to paint memory chips to make them look fresher.
Paulo also showed many examples of what the GPU looks like after mining:
It may not be a good idea to jump to conclusions when you see a yellow tint on graphics card components, but it’s generally not a good idea to buy such devices from these retail platforms.
Source: Ferra
