580 upgrade

I had just gotten a new Radeon RX 580 8G OC and when I try and install it my pc won't boot up. I have a Z97-A asus motherboard and a cs550m psu. I correctly have it slotted and the 8pin is in as well. I have done the things like reset/update bios, switch slots, and unistall my integrated...

I'm planning to acquire the Acer VX5 with the following specs: CPU: Intel Core i5-7300HQ 2.5 GHz (ate 3.5 GHz) GPU:NVIDIA GeForce GTX 1050 4GB GDDR5 RAM: 8 GB For about 800-900EUR. Depends on the day of the purchase, since it wavers back and forth. If I'm lucky, i can acquire the same laptop...