ASRock : B550 EXTREME4 ATX 4 DDR4 M4 (ryzen)

ASRock > B550 Steel Legend

Forged with aluminum alloy heatsinnk top cover that effectively improves heat dissipation. Underneath its solid strong cover lie two gaming required M.2 Key M sockets for high speed SSDs. Hyper M.2 socket that supports PCIe Gen4 x4 while Ultra M.2 socket is capable of running PCIe Gen3 x2 and SATA3 mode.

ASRock B550 Extreme4 AM4 ATX AMD Motherboard

ASRock > B550 Extreme4

ASRock B550M PRO4 AM4 Micro ATX AMD Motherboard

ASRock > B550 Extreme4

ASRock > B550M Pro4

ASRock B550M-ITX/AC Supports 3rd Gen AMD AM4 Ryzen™ / Future AMD Ryzen™ Processors motherboard Mini ITX : Everything Else

ASRock B550 PG Velocita Supports 3rd Gen AMD AM4 Ryzen/Future AMD Ryzen Processors Motherboard : Electronics

ASRock > B550 Extreme4