AMD Promontory architecture: I was surprised to learn that the Promontory chipset in one form or another supports A320, B350, X370, X399 (Yep, socket TR4), B450, X470, A520, B550 and now B650
NeweggBusiness - ASRock AB350 Pro4 AM4 AMD Promontory B350 SATA 6Gb/s USB 3.1 HDMI ATX AMD Motherboard
asrock ab350m-hdv socket am4/amd b350/ddr4/sata3&usb3.0/m.2/a&gbe/microatx motherboard - Walmart.com
For Dell All-in-One Motherboard AMD Promontory B350 Chipset AMD AM4 DDR4 Inspiron 24 5475/7775 AIO PC KTK77 0KTK77 CN-0KTK77 - AliExpress
Asrock AB350M-HDV R4.0 AMD Promontory B350 Zócalo AM4 micro ATX
Amazon.com: GIGABYTE GA-AB350M-D3H (AMD Ryzen AM4/ B350/ 2 Way CrossFire/ HDMI/ DP/ M.2/ SATA/ USB 3.1 Type-A/ Micro ATX/ DDR4/ Motherboard) : Electronics
BIOSTAR :: Motherboard
Amazon.com: ASRock AB350M PRO4 MicroATX Motherboard : Electronics
NeweggBusiness - ASRock Fatal1ty AB350 Gaming K4 AM4 AMD Promontory B350 SATA 6Gb/s USB 3.1 HDMI ATX AMD Motherboard
GA-AB350-GAMING | GIGABYTE GA-AB350-GAMING Socket AM4/ AMD B350/ DDR4/ SATA3&USB3.1/ M.2/ A&GbE/ ATX Motherboard
NeweggBusiness - ASRock AB350M AM4 AMD Promontory B350 SATA 6Gb/s USB 3.1 Micro ATX AMD Motherboard
ASRock Fatal1ty AB350 Gaming K4 AM4 ATX AMD Motherboard - Newegg.com
AsRock AB350M-HDV R3.0 AMD Promontory B350 Socket AM4 micro (AM4, AMD B350, mATX) - Galaxus
Entire Range of AM4 Motherboards For AMD Ryzen CPUs Pictured
ASRock Fatal1ty AB350 Gaming-ITX/ac AM4 AMD Promontory B350 Mini ITX Motherboard | eBay
AMD Chipset Comparison: X370 vs. B350, A320, & X300 Differences | GamersNexus
Amazon.com: ASRock AB350 PRO4 ATX Motherboard : Everything Else
AMD Ryzen Motherboard Lineup Pictured - ASUS, GIGABYTE, MSI, Asrock & BIOSTAR
ASRock Fatal1ty AB350 Gaming-ITX/ac AM4 AMD Promontory B350 Mini ITX Motherboard | eBay
