ASUS PRIME B850M-A WiFi Motherboard
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About This Item
- AMD B850 chipset with Socket AM5 for Ryzen 7000/8000/9000 series
- micro ATX form factor with DDR5 memory support up to 256 GB
- 7.1 channel audio with HDMI and DisplayPort outputs
- Wi-Fi 6E and Bluetooth 5.3 with 2.5 Gigabit Ethernet
- 7 total storage drives with M.2 and SATA III interfaces
- Advanced AI PC-ready with UEFI BIOS and comprehensive connectivity
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ASUS PRIME B850M-A WIFI | Micro ATX AMD B850 Motherboard
The ASUS PRIME B850M-A WIFI AMD B850 Socket AM5 micro ATX motherboard delivers a compact, AI-ready platform for AMD Ryzen 7000, 8000, and 9000 series processors. Built for performance and future-proofing, it combines DDR5 memory support, Wi-Fi 6E, and robust connectivity in a micro ATX form factor.
Key Specs
| Metric | Spec |
|---|---|
| Processor Socket | AM5 |
| Memory Support | DDR5, up to 256 GB |
| Wi-Fi Standard | Wi-Fi 6E (802.11ax) |
| Ethernet | 2.5 Gigabit |
| Storage | M.2, SATA III, RAID 0/1/5/10 |
AI-Ready Performance & Connectivity
Designed for demanding AI workloads, the ASUS PRIME B850M-A WIFI supports AMD Ryzen 9000 series CPUs with DDR5 memory speeds up to 8000 MHz. Its dual-channel architecture and ECC compatibility ensure stable, high-bandwidth performance for complex tasks. The inclusion of Wi-Fi 6E and 2.5 Gigabit Ethernet keeps your system connected at ultra-fast speeds, ideal for streaming, gaming, and AI development.
Compact Micro ATX Build
The micro ATX form factor makes this motherboard ideal for space-conscious builds without sacrificing expandability. With four DIMM slots, four SATA III ports, and multiple M.2 slots, you can configure a powerful storage array or high-speed boot drive setup. Three chassis fan headers and comprehensive cooling support help maintain optimal temperatures in smaller cases.
Future-Proof Expansion & Ports
One PCI Express x16 Gen 4 slot provides ample bandwidth for the latest GPUs, while seven total storage interfaces support both HDD and SSD drives. Front panel audio, TPM header, and S/PDIF out ensure compatibility with a wide range of peripherals. USB 3.2 Gen 1 and Gen 2 ports offer fast data transfer for external devices.
Box contents
- ASUS PRIME B850M-A WIFI motherboard
- I/O shield
- User manual
- Warranty card
- SATA cables (quantity not specified)
- Wi-Fi antennas (2)
Check before you buy
- Confirm your AMD Ryzen processor is compatible with Socket AM5.
- Verify your case supports micro ATX motherboards (244 mm x 244 mm).
- Check if your power supply has the required 24-pin ATX and 8-pin EPS connectors.
- Confirm DDR5 memory is installed (DDR4 is not supported).
Frequently Asked Questions
Q: Does this motherboard support DDR4 memory?
A: No, it only supports DDR5-SDRAM memory modules.
Q: Can I use this board for gaming and AI workloads?
A: Yes, it’s designed for both gaming and advanced AI applications with robust CPU and memory support.
Q: What Wi-Fi standard is included?
A: It features Wi-Fi 6E (802.11ax) with Bluetooth 5.3 for fast wireless connectivity.
Q: How many M.2 drives can I install?
A: The exact number of M.2 slots is not specified; please confirm with the manufacturer.
Q: Is RAID supported?
A: Yes, RAID levels 0, 1, 5, and 10 are supported for both M.2 and SATA drives.
The Consultant’s verdict & warranty
The ASUS PRIME B850M-A WIFI is a versatile micro ATX motherboard for users seeking AI-ready performance in a compact build. With Wi-Fi 6E, 2.5 Gb Ethernet, and support for the latest AMD Ryzen CPUs, it balances power and connectivity. Covered by the standard Manufacturer Warranty.

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