The ASRock B550M WiFi DDR4 Motherboard features AM4 support for Ryzen 3000, 4000 G Series, 5000 and 5000 G Series processors in a compact Micro ATX design built for modern gaming and everyday performance. The motherboard includes four DDR4 memory slots, PCIe 4.0 graphics support, a Hyper M.2 Gen4 slot, Realtek Gigabit LAN, and integrated WiFi 6E with Bluetooth for fast wired and wireless connectivity. This motherboard offers HDMI and DisplayPort outputs, 7.1 channel audio, and a balanced layout that suits versatile mainstream AMD builds.
Warning: This product contains a button battery
- If swallowed, a lithium battery can cause severe or fatal injuries with 2 hours.
- Keep batteries out of reach of children.
- If you think batteries may have been swallowed or placed inside any of the body, seek immediate medical attention.
|
Features
B550M WiFi
- Supports AMD AM4 Socket Ryzen™ 3000, 3000 G-Series, 4000 G-Series, 5000 and 5000 G-Series Desktop Processors (Please refer to CPU support list for details.)
- 8 Power Phase Design
- 4 x DDR4 DIMMs (Supports Dual Channel, up to 4733+ (OC))
- 1 PCIe 4.0 x16 (Reinforced Steel Slot), 1 PCIe 3.0 x16, 1 PCIe 3.0 x1
- Graphics Output Options: 1 HDMI, 1 DisplayPort
- Premium Audio: Realtek ALC1220 7.1 CH HD Audio Codec, Nahimic Audio
- 4 SATA3 6Gbps (1 Hyper M.2 (PCIe Gen4x4))
- 8 USB 3.2 Gen1 (4 Rear, 4 Front); 6 USB 2.0 (2 Rear, 4 Front)
- Realtek Gigabit LAN
- 802.11axe Wi-Fi 6E + Bluetooth
- 2oz Copper Inner Layer PCB
- XXL VRM Heatsink
- 1 x Chassis Fan Connector (Smart Fan Speed Control)
- Aluminium M.2 Heatsink
- 1 x CPU Fan Connector (Smart Fan Speed Control)
- Chipset Heatsink
- 2 x Chassis/Water Pump Fan Connectors (Smart Fan Speed Control)
- HDMI & DP Ports
- 2 x RGB LED Header
- 2 x Addressable LED Header
PCIe® 4.0 for Everyone
The AMD B550 chipset makes PCIe® 4.0 possible for anyone who wants higher performance, bandwidth and speed. Ready for 3rd Gen AMD Ryzen™ processors and beyond.
- AMD Ryzen™ 5000 Desktop Ready
Nahimic Audio
Whether you are using headphones, a headset, external or internal speakers, via USB, Wi-Fi, analogue output or even HDMI, Nahimic Audio offers you the most engaging listening experience, vibrant and rich with details.
The Sound Tracker is a visual indicator that points out the directions from which predominant sounds are coming. Each sound is properly positioned in 360° on a radar for a full immersion during the game.

8 Power Phase Design
Featuring sturdy components and completely smooth power delivery to the CPU, offering enhanced performance for gamers.

2oz Copper PCB
2 ounce copper inner layers that provide stable signal traces and power shapes! Delivering lower temperature and higher energy efficiency, it's able to support DDR4 memory modules with most extreme memory performance!

Polychrome RGB
This motherboard features onboard RGB headers and addressable RGB headers that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on. Users may also synchronise RGB LED devices across the Polychrome RGB Sync-certified accessories to create their own unique lighting effects
*The addressable RGB LED header supports WS2812B addressable RGB LED strip (5V/Data/GND), with a maximum power rating of 3A (5V), a max of 80 LEDs and length within 2 metres.
*The RGB LED header supports standard 5050 RGB LED strip (12V/G/R/B), with a maximum power rating of 3A (12V) and length within 2 metres.

Wi-Fi 6E 802.11axe
Welcome to the new Wi-Fi standard! ASRock’s motherboard equipped with next generation Wi-Fi 6E 802.11axe adaptor. The speed will be working up to 2.4Gbps and it will also natively operate with both 2.4Ghz and 5Ghz simultaneously. Significant improvement in bi-directional MU-MIMO support is another attractive feature as well.

AMD Smart Access Memory
Conventional PC systems processor can only access a fraction of graphics memory and limits system performance. With AMD Smart Access Memory, the data channel gets expanded to harness the full potential of GPU memory, removes the bottleneck and increase performance.

Hyper M.2 (PCIe Gen4 X4)
Supports the next generation PCI Express 4.0 M.2 SSDs, it is capable of perform twice the speed compared to previous 3rd generation, giving a lightning fast data transferring experience.

Reinforced Steel Slot [PCIe 4.0 Version]
The reinforced steel slot is capable of supporting PCI Express 4.0 standard. The various benefits include:
- Extra anchor points
- Stronger latch
- Ensure signal stability
- Make sure heavy graphics cards to be well-installed.
Dual Graphics Outputs
Complete with two types of most used connectors! Packed with a HDMI + DisplayPort combo, you have more graphics output options now.
Backed by a 3 year ASRock warranty.