ASRock B550M Pro-A WiFi 6E

The ASRock B550M Pro‑A WiFi 6E is a micro‑ATX motherboard based on the AMD B550 chipset for AM4 Ryzen processors (Ryzen 3000 / 3000 G‑Series / 4000 G‑Series / 5000 / 5000 G‑Series). It targets compact desktop builds and combines modern connectivity — PCIe 4.0 support, a Hyper M.2 PCIe Gen4x4 slot for NVMe drives, and an onboard Wi‑Fi 6E module with antenna.

Designed for stable everyday performance, the board offers an 8‑phase power design, a 6‑layer PCB for signal integrity, and four DDR4 DIMM slots with dual‑channel and OC support. Rear I/O includes USB Type‑C, multiple USB 3.2 Gen1 ports, Gigabit LAN and 7.1 audio; internal connectors cover front‑panel USB and SATA devices. Supports Windows 10/11 64‑bit.

Specifications

• Chipset: AMD B550
• CPU Socket: AMD AM4 (supports Ryzen 3000/3000 G/4000 G/5000/5000 G‑Series)
• Form Factor: Micro‑ATX, 244 x 244 mm
• VRM: 8‑phase power design
• Memory: 4 x DDR4 DIMM, Dual Channel, up to 4733+ MHz (OC)
• Expansion Slots: 1 x PCIe 4.0 x16, 1 x PCIe 3.0 x16 (x4), 2 x PCIe 3.0 x1
• M.2: 1 x Hyper M.2 (PCIe Gen4x4), 1 x M.2 (PCIe Gen3x2)
• SATA: 4 x SATA3 6 Gbps
• Networking: Realtek Gigabit LAN; onboard Wi‑Fi 6E (802.11axe) + Bluetooth
• Audio: Realtek ALC897 7.1‑channel HD codec
• USB (rear/front): USB 3.2 Gen1 Type‑C (1 rear, 1 front), 5 x USB 3.2 Gen1 Type‑A (rear), 2 x USB 2.0, etc.
• OS: Microsoft Windows 10 64‑bit / Windows 11 64‑bit