gigabyte x870e aorus pro ice

I am in my 50's and it has been a few years since I built a new pc. I got lazy and bought an Alienware. Just bought new parts for a new rig and having issues with getting a Gigabyte x870X Pro Ice 1.1 to boot up. I have ran through the guantlet of reseating the processor (Ryzen 9 9950x) twice and...