Serving tech enthusiasts for over 25 years. TechSpot means tech analysis and advice you can trust . In brief: We've seen plenty of instances of fake graphics cards being passed off as the real deal over the years. While these forgeries usually fool the less tech-savvy, more experienced users can spot certain signs. But the RTX 4090 handed in to Northwest Repair is on another level, featuring the likes of accurate laser etching and correct part numbers. The card, an Asus ROG Strix RTX 4090, arrived at the repair shop with a no-detect issue. At first glance, nothing appeared especially suspicious. The board had not been obviously baked, the memory chips were present, the GPU core was there, and the usual signs of a harvested card were missing. That changed after technician Tony began a deeper inspection. The card had a dead short on the memory rail, but injecting up to 10 amps failed to reveal any component heating up.…