Radeon RX 5700 Series

Graphics Card - Radeon RX 5700 - 8GB
Graphics Card - Radeon RX 5700 XT - 8GB

Can I Repair My PC Myself?

Of Course, it is easier than you might think. Doing it Yourself Could be Very Interesting and Rewarding as well. Little bit of analysis, observation might get you started. You can refer to online sources like http://www.diy-computer-repair.com/ to get the first hand feel on what it is all about.