これが発表された5機種です

Assortment of Five AMD B550 Premium Motherboards Pictured
https://www.techpowerup.com/266760/assortment-of-five-amd-b550-premium-motherboards-pictured

https://www.techpowerup.com/img/pyJpbQpabtaCaovH.jpg
https://www.techpowerup.com/img/DRZsN7Xj2KaRFOCh.jpg
https://www.techpowerup.com/img/UU0ELwc2aPDHFBWZ.jpg
https://www.techpowerup.com/img/4mtyp5CpJuiZ6Yt0.jpg
https://www.techpowerup.com/img/vyqwyO7aFca70rH8.jpg