repair gpu

When I put my 1050ti in my pc it will not post. I tried a different power supply, and i bought a new graphics card. Works perfectly with my new graphics card. No beep codes from my motherboard speaker. The fans spin on the gpu. Please help :)

Ok, so I would, like to start learning about how gpu's work. I know basic stuff about cards, like how cuda cores / stream processors work ( basically what you can learn from techquickey and all Linus channels), and I know what smds, and capacitors are. I am familiar with electronics. But I'd...