Asus Prime B840M-A WiFi CSM AM5 M-Atx Board
🔧 ASUS Prime B840M-A WiFi CSM – AM5 Micro-ATX Motherboard (WiFi Included)
Next-Gen Power. Compact Form. Commercial-Grade Stability.
Build your next system on a rock-solid foundation with the ASUS Prime B840M-A WiFi CSM – a compact yet powerful Micro-ATX motherboard designed for AMD’s latest AM5 processors. Whether you're building a business workstation 🖥️, a future-ready home setup 🏡, or a budget-conscious gaming rig 🎮, this board delivers modern features, smart design, and enterprise-grade reliability.
⚙️ Key Specifications:
CPU Socket: AM5 – Supports AMD Ryzen™ 8000/7000 Series processors 🔥
Chipset: AMD B840
Form Factor: Micro-ATX (24.4 x 24.4 cm) – perfect for compact builds 💡
Memory Support:
4 x DDR5 DIMM slots
Supports up to 192GB DDR5, up to 6400+ MHz (OC) ⚡
Graphics Outputs: HDMI®, DisplayPort™ – for Ryzen APUs with integrated graphics
Expansion Slots:
1 x PCIe 4.0 x16
2 x PCIe 3.0 x1
Storage Options:
2 x M.2 PCIe 4.0 x4 (NVMe)
4 x SATA 6Gb/s ports 💽
Networking:
WiFi 6 (802.11ax) + Bluetooth 5.2 📶
Realtek 2.5Gb LAN
USB Connectivity:
Rear I/O: USB 3.2 Gen 2 Type-A & Type-C, USB 3.2 Gen 1, USB 2.0
Internal headers for front-panel USB
Audio: Realtek ALC897 7.1 HD Audio 🎧
CSM-Ready: ASUS Corporate Stable Model – long-term BIOS support, reliability, and IT-friendly deployment 🏢
📏 Dimensions & Weight:
Size: 24.4 cm x 24.4 cm
Weight: ~1.0 kg ⚖️
💡 Why Go with the Prime B840M-A WiFi CSM?
🧠 AM5-Ready: Fully compatible with the latest Ryzen CPUs
📶 WiFi 6 Built-In: No dongles, no clutter
🏢 CSM Support: Ideal for business environments needing consistent BIOS, software support, and lifecycle stability
🎨 Compact & Capable: Packs powerful features into a small footprint – ideal for small form factor builds
🧰 Easy DIY: Q-LED, BIOS Flashback, and ASUS Q-Design features make building stress-free
Perfect For:
Business-class PCs & workstation builds
Budget or mid-range AM5 gaming rigs
Compact but powerful home setups
