I have a problem with my GPU and it is not all the time, but if in some games it crashes, the pc does not turn off, and all devices are still on, but it loses the video and does not respond, like the keyboard and the mouse remain on but doing nothing, my question is this, I have two psu, 600 w AITEG, one for the extra power supply that carries the RX 470. 8 pins, and another to power the motherboard, processor and hard drive, my question is, why does this happen ?, I tried with furmark to see if it is a power problem, but it reaches 100 for more than 1 hour without problems, but with this userbenchmark crashea me, HELP ME