6 PC troubleshooting steps I always take before blaming broken hardware
Believe it or not, you might not need to replace your RAM.

Your PC isn't working. It crashes every time you open a game, or it inexplicably falls to a BSOD when you're doing just about anything. Maybe it's your RAM? No, it has to be your GPU. Or maybe it's the PCIe slot on the motherboard, not the GPU. Follow the rabbit hole of PC hardware troubleshooting, and you can find yourself in some strange places.