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 | 305 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 EATX power connectors | 2 |
| Number of chassis fan connectors | 4 |
| Front panel audio connector | ![]() |
| TPM connector | ![]() |
| EPS power connector (8-pin) | ![]() |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| 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 | ![]() |
| USB 3.2 Gen 2x2 connectors | 1 |
| Number of RGB LED pin headers | 1 |
| Number of CPU fan connectors | 2 |
| Number of water pump connectors | 1 |
| Number of EPS power connectors (8-pin) | 2 |
| Back panel I/O ports | |
| Line-in | ![]() |
| USB connector type | USB Type-A, USB Type-C |
| USB 2.0 ports quantity | 6 |
| 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 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 0 |
| 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 | 8 |
| 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 | 2 |
| Number of M.2 (M) slots | 4 |
| PCI Express x16 (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 |
| 4th 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 |
| 4th 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 | 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 | 4711581490192 |
| Warranty | 3 years |
The ASRock B850 Pro-A WiFi is an ATX motherboard designed for the AMD AM5 socket and B850 chipset. It provides native support for AMD Ryzen 7000, 8000, and 9000 series processors, serving as a foundation for performance-oriented PC builds. The board accommodates up to 256 GB of dual-channel DDR5 memory across four DIMM slots, with supported speeds reaching up to 8000 MHz. Its power architecture is engineered to deliver consistent voltage to critical components during standard use and demanding workloads.
For expansion and connectivity, the motherboard is equipped with a primary PCIe 5.0 x16 slot for modern graphics cards and a PCIe 5.0 M.2 slot for high-speed storage. It includes three additional M.2 slots and four SATA III ports, offering flexible storage configurations with RAID 0, 1, and 10 support. Networking capabilities are handled by a 2.5 Gigabit Ethernet port for wired connections and integrated Wi-Fi 6E for wireless access. The rear I/O panel provides a selection of USB ports, including USB 3.2 Gen 2 Type-A and Type-C, alongside an HDMI 2.1 output.
Key Features:- Supports AMD Ryzen 7000, 8000, and 9000 series processors
- Utilizes the AMD B850 chipset on an ATX form factor
- Four DDR5 DIMM slots support up to 256GB of RAM
- Features one PCIe 5.0 x16 slot for a primary GPU
- Offers one PCIe 5.0 M.2 slot for high-speed SSDs
- Includes four SATA III connectors for additional storage drives
- Equipped with a 2.5 Gigabit Ethernet port
- Provides Wi-Fi 6E and Bluetooth 5.2 wireless connectivity
- Onboard audio powered by the Realtek ALC897 codec
- Features rear USB 3.2 Gen 2 Type-A and Type-C ports
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- manual pdf (English)

