What specs do you have now? What kind of games?
Its Zen 3
Grab a new gpu first yeah we know it will be bottlenecked some what by your cpu but it will probably be the biggest impact on performance.
The only nagging doubt I have is would a 3080
Work In a n older motherboard as the last bios update for your board was 4 years ago.
This can easily be found out when others do the same.