Key Features
- Micro ATX Form Factor
- AMD B850 Chipset
- Socket AM5
- DDR5 (Max: 256GB / 4 slots)
- 3 x M.2 & 8 x USB & 4 x SATA
- HDMI and Display Port
Shipping & Delivery
-
Standard Delivery
Our courier will deliver to the specified address
5-7 Working Days
From £4.99
-
Express Delivery
DHL courier will deliver to the specified address
2-3 Working Days
From £9.99
-
Free 30-Day returns
ASRock B850M Pro-A WiFi Micro ATX Motherboard for AMD AM5 CPUs
£133.53 Original price was: £133.53.£123.64Current price is: £123.64. INC VAT
In stock
In stock
You Save: £9.89 (7%)
Key Features
- Micro ATX Form Factor
- AMD B850 Chipset
- Socket AM5
- DDR5 (Max: 256GB / 4 slots)
- 3 x M.2 & 8 x USB & 4 x SATA
- HDMI and Display Port
Shipping & Delivery
-
Standard Delivery
Our courier will deliver to the specified address
5-7 Working Days
From £4.99
-
Express Delivery
DHL courier will deliver to the specified address
2-3 Working Days
From £9.99
-
Free 30-Day returns
Description
ASRock B850M Pro-A WiFi Built to Power, Crafted to Perform

Next-Gen Performance for Modern Builders
The ASRock B850M Pro-A WiFi is built to deliver powerful computing performance with a future-proof design tailored for AMD Ryzen™ 9000, 8000, and 7000 series processors. Equipped with an 8+2+1 phase Dr.MOS power design and premium 6-layer PCB, this motherboard provides rock-solid voltage delivery and thermal reliability. The support for DDR5 memory up to 8000+ MHz (OC) ensures exceptional speed and bandwidth, while PCIe 5.0 readiness gives you the edge in high-performance GPU or NVMe SSD configurations. It’s a micro-ATX powerhouse engineered for gamers, creators, and performance-focused users.

Advanced Connectivity and Cooling Features
Connectivity is a highlight with built-in Wi-Fi 6E and 2.5G LAN offering ultra-fast, low-latency networking. The motherboard features a blazing fast PCIe Gen5 M.2 slot along with dual Gen4 M.2 slots for high-speed storage expansion. Extensive USB options including front and rear USB 3.2 Gen2 Type-C ensure effortless device compatibility. The aluminum heatsink design, PWM fan headers, and ASRock’s Fan-Tastic Tuning software provide efficient and customizable cooling, making this board both powerful and quiet.

Customization, Convenience, and Visual Flair
With Polychrome RGB and SignalRGB support, the ASRock B850M Pro-A WiFi lets you personalize your rig with vivid lighting control. Built-in BIOS Flashback and an Auto Driver Installer simplify updates and setup, even without a CPU or memory installed. Convenient internal headers and comprehensive I/O options provide all the tools to build, expand, and fine-tune your system. Whether you’re a seasoned PC builder or a first-time upgrader, this motherboard brings a blend of performance, ease, and aesthetics that stands out in its class.
| Specifications | Details |
|---|---|
| Motherboard Type | Desktop |
| Form Factor | Micro ATX |
| Socket | AMD AM5 |
| Chipset | AMD B850 |
| Memory | 4 x DDR5 DIMMs, Dual Channel, up to 8000+ MHz (OC), ECC/Non-ECC, XMP & EXPO support |
| Max Memory | 256GB |
| Graphics | Integrated (varies by CPU), 1 x HDMI, 1 x Display Port |
| PCIe Slots | Ryzen 9000 & 7000: 1 x PCIe 5.0 x16, 1 x PCIe 4.0 x4 Ryzen 8000: 1 x PCIe 4.0 x8/x4, 1 x PCIe 4.0 x4 |
| Storage | 4 x SATA III 3 x M.2 (2280): • Ryzen 9000/7000: 1 x PCIe 5.0 x4 • Ryzen 8000: 1 x PCIe 4.0 x4 • Chipset: 2 x PCIe 4.0 x4/x2 |
| RAID | RAID 0, 1, 10 for SATA & M.2 NVMe (RAID 10 requires additional cards) |
| Wireless | Wi-Fi 6E (802.11axe), Bluetooth 5.2, Dual-band, MU-MIMO |
| LAN | 2.5G Realtek LAN |
| Audio | 7.1 CH HD Audio (Realtek ALC897) |
| USB Ports (Rear) | 1 x USB 3.2 Gen2 Type-C 1 x USB 3.2 Gen2 Type-A 2 x USB 3.2 Gen1 4 x USB 2.0 |
| USB Ports (Front) | 1 x USB 3.2 Gen1 Type-C 4 x USB 3.2 Gen1 Type-A 4 x USB 2.0 |
| Back Panel I/O | 2 x Antenna Connectors 1 x HDMI, 1 x Display Port 1.4 1 x USB 3.2 Gen2 Type-A 1 x USB 3.2 Gen2 Type-C 2 x USB 3.2 Gen1 4 x USB 2.0 1 x RJ-45 LAN 1 x BIOS Flashback Button HD Audio Jacks |
| Internal I/O | 1 x SPI TPM 1 x Power LED & Speaker Header 1 x RGB LED, 3 x ARGB Headers 2 x CPU Fan, 3 x Chassis Fan 1 x 24-pin ATX, 1 x 8-pin + 1 x 4-pin 12V 1 x Front Panel Audio 2 x USB 2.0 2 x USB 3.2 Gen1 |
| Accessories | 1 x I/O Shield, 2 x SATA Cables, 2 x WiFi Antennas |
| Package Type | Retail |
| Weight | 1.4000 kg |
| Warranty | 3 Year Replacement Warranty |
