Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Processor | |
| Processor manufacturer | AMD |
| Compatible processor series | AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
| Processor socket | AM5 |
| Supported processor sockets | Socket AM5 |
| Memory | |
| Maximum internal memory | 256 GB |
| ECC | ![]() |
| Non-ECC | ![]() |
| Supported memory types | DDR5 |
| Memory channels | Dual-channel |
| Unbuffered memory | ![]() |
| Memory slots type | DIMM |
| Number of memory slots | 4 |
| Supported memory clock speed (max) | 8000 MHz |
| ECC сompatibility | ECC & Non-ECC |
| Weight & dimensions | |
| Width | 244 mm |
| Depth | 244 mm |
| Networking | |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax) |
| Bluetooth version | 5.2 |
| Ethernet LAN | ![]() |
| Bluetooth | ![]() |
| LAN controller | Dragon RTL8125BG |
| Wi-Fi | ![]() |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Top Wi-Fi standard | Wi-Fi 6E (802.11ax) |
| Internal I/O | |
| USB 2.0 connectors | 2 |
| CPU fan connector | ![]() |
| ATX Power connector (24-pin) | ![]() |
| Number of chassis fan connectors | 3 |
| Front panel audio connector | ![]() |
| TPM connector | ![]() |
| EPS power connector (8-pin) | ![]() |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 3 |
| Number of SATA III connectors | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors | 0 |
| Front panel connector | ![]() |
| 12V power connector | ![]() |
| RGB LED pin header | ![]() |
| Number of RGB LED pin headers | 1 |
| Number of CPU fan connectors | 2 |
| Number of EPS power connectors (8-pin) | 1 |
| Back panel I/O ports | |
| Line-in | ![]() |
| USB connector type | USB Type-A, USB Type-C |
| USB 2.0 ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 1 |
| Headphone outputs | 3 |
| Microphone in | ![]() |
| VGA (D-Sub) ports quantity | 0 |
| DVI-D ports quantity | 0 |
| WiFi-AP antenna jack | 2 |
| HDMI ports quantity | 1 |
| HDMI version | 2.1 |
| DisplayPorts quantity | 1 |
| DisplayPort version | 1.4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| Storage controllers | |
| RAID levels | 0, 1, 10 |
| RAID support | ![]() |
| Number of storage drives supported | 7 |
| Supported storage drive types | HDD & SSD |
| Supported storage drive interfaces | PCI Express 4.0, PCI Express 5.0, SATA III |
| Packaging content | |
| Cables included | SATA |
| Antenna included | ![]() |
| Expansion slots | |
| PCI Express x16 slots | 1 |
| Number of M.2 (M) slots | 3 |
| PCI Express x16 (Gen 4.x) slots | 1 |
| PCI Express x4 (Gen 4.x) slots | 1 |
| PCI Express x16 (Gen 5.x) slots | 1 |
| 1st M.2 largest key size | 2280 |
| 2nd M.2 largest key size | 2280 |
| 3rd M.2 largest key size | 2280 |
| 1st M.2 highest PCI Express generation | 5.0 |
| 2nd M.2 highest PCI Express generation | 4.0 |
| 3rd M.2 highest PCI Express generation | 4.0 |
| BIOS | |
| BIOS memory size | 256 Mbit |
| BIOS type | UEFI AMI |
| Clear CMOS button | ![]() |
| Graphics | |
| Maximum resolution | 3840 x 2160 pixels |
| Parallel processing technology support | Not supported |
| HDCP | ![]() |
| Features | |
| Certification | FCC, CE, ErP/EuP |
| Motherboard chipset | AMD B850 |
| Motherboard form factor | Micro ATX |
| Product colour | Black |
| Audio output channels | 7.1 channels |
| Windows operating systems supported | Windows 10 x64, Windows 11 x64 |
| Motherboard chipset family | AMD |
| Component for | PC |
| Audio chip | Realtek ALC897 |
| EAN | 4711581490376 |
| Warranty | 3 years |
The ASRock B850M Pro-A WiFi is a Micro ATX motherboard built on the AMD AM5 platform. It provides native support for AMD Ryzen 7000, 8000, and 9000 series processors, utilizing the B850 chipset for a balanced set of features. The board is powered via standard 24-pin ATX and 8-pin EPS connectors, designed to deliver consistent power for system stability. Its compact mATX form factor makes it a suitable foundation for PC builds where space is a consideration but modern performance and connectivity are required.
This motherboard incorporates current-generation expansion and connectivity standards. It accommodates up to 256 GB of dual-channel DDR5 memory for efficient multitasking and application performance. The primary M.2 slot operates at PCIe Gen5 speeds for high-throughput storage, complemented by additional M.2 and SATA ports for expanded capacity. Networking is handled by a 2.5 GbE LAN port for fast wired connections and integrated Wi-Fi 6E for high-speed wireless access. A comprehensive selection of USB ports, including rear USB 3.2 Gen 2 Type-C, offers versatile peripheral connectivity.
Key Features:- Four DDR5 DIMM slots supporting memory speeds up to 8000 MHz
- One PCIe 5.0 x16 slot and one PCIe 4.0 x16 slot
- Three M.2 slots for NVMe solid-state drives
- Four SATA 6Gb/s ports for additional storage drives
- Integrated Wi-Fi 6E and Bluetooth 5.2 connectivity
- Realtek ALC897 7.1-channel audio codec
- One HDMI 2.1 port and one DisplayPort 1.4 port for video output
- Features RGB and addressable RGB headers for lighting customization
- Equipped with one CPU fan and three chassis fan connectors
Estimated delivery: 24.11
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- manual pdf (English)


