I did the same in 2023. I got the Asus Q470:

https://www.asus.com/motherboards-components/motherboards/cs...

I added a Intel Core i7 10700K (with a nice low-profile Noctua cooler/fan) with 32GB of memory and a 512GB SSD and I'm using onboard graphics which is just fine for a daily driver "office" type machine running Linux. Very happy with it.