Description
Overview
The ASUS PRIME B850M-A WIFI is a compact micro‑ATX motherboard built for AMD’s AM5 platform. It balances modern connectivity and storage options with a small 24.4 × 24.4 cm footprint, making it suitable for space‑conscious builds that still need high‑speed storage, networking and up‑to‑date memory support.
Key features
- Socket AM5: supports AMD Ryzen™ 7000, 8000 and 9000 Series desktop processors (supports CPUs up to 170W).
- Memory: 4× DDR5 DIMM slots, dual‑channel, up to 256GB and EXPO support for memory tuning.
- Expansion & storage: 1× PCIe 5.0 x16 (CPU dependent), additional PCIe 4.0 x16 (from chipset) and three M.2 slots — one M.2 can operate at PCIe 5.0 x4 with compatible CPUs.
- Networking: onboard Realtek 2.5Gb Ethernet plus 2×2 Wi‑Fi 6E (2.4/5/6 GHz) and Bluetooth 5.3 on the WIFI model.
- Rear I/O: multiple USB 10Gbps and 5Gbps Type‑A ports, HDMI and DisplayPort outputs, BIOS FlashBack button and pre‑mounted I/O shield.
- Audio: Realtek 7.1 High‑Definition audio codec with premium capacitors and audio shielding.
What’s in the box & notes
- Includes: Wi‑Fi Q‑Antenna, 2× SATA 6Gb/s cables, M.2 screws and quick start guide.
- Notes: PCIe and M.2 performance can vary by CPU generation — one M.2 slot supports PCIe 5.0 only with compatible processors. Availability of the 6 GHz Wi‑Fi band is subject to local regulatory approval; check local support.
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