gpu#rx6500

First time getting a pc just saw an okay one and decided why not see Processor: i5 4460 Gpu:Rx6500xt Psu: 700w Motherboard: asus z87 pro Ram: 24 gb So hdmi to motherboard works fine but when I try to plug hdmi to gpu the pc either doesn't boot at all I've went into the bios to change the...