1 card Black permanent screens, the screen simply heist Black also idle. Mttels Internet Radio I've found that the computer yet but card was not returned. So Amazon Must replacement card came fast as I was looking forward, well denkste 2 map only starts with artifacts already in the BIOS. Although Repeated Start screen came but constant Bluscreens. Have now turned their backs after long years AMD. Also PSU change brought nothing with two cards. Both cards were tested in different Systemem with the same errors. Well Schade AMD I have now switched to Nvidia because I did not feel like durchzutesten all cards. And with the mistakes of the Black Screens bereichten mehere just at this Grafkchip.