Rx 580 problem

[shea1980]

Hello guys,i have just bought a rx 580 4 gig(New,1 week old),The problem is when i turn on my computer just when i can select bios,boot mode i get a weard glitch my screen gets blue lines but then goes away,(green and red line is my monitor problem)it didnt happen with my gtx 770,Is this a grapics card problem,and is there a way i can test the grapics card is working properly?Any info would be great guys
https://imgur.com/a/VaxsRjL

 

[jay32267]

" i get a weard glitch my screen gets blue lines but then goes away"

This may be normal. I have an RTX 2080 Ti that gives me a green screen right around that time during the boot.