
In Stock
ASUS PRIME B840M-A WIFI-CSM Motherboard, B840, AM5, mATX | Wi-Fi 6E, DDR5
ASUS
MPN: PRIME B840M-A WIFI-CSM
$179.99
Free shipping on orders over $500
Authorized Dealer — Full manufacturer warranty
Key Features
- AMD AM5 socket
- AMD B840 chipset
- DDR5 memory support
- Micro-ATX motherboard form factor
- Three M.2 slots
- Wi-Fi 6E wireless support
- 2.5Gb Ethernet
- BIOS FlashBack
Build compact AM5 systems that stay responsive under real work. ASUS PRIME B840M-A WIFI-CSM pairs the AMD B840 platform with DDR5 support, PCIe 4.0 readiness, and three M.2 slots to give small-form-factor deployments the storage and bandwidth headroom they need.
For offices, labs, and integrators, the board’s connectivity mix matters as much as its core platform. Wi‑Fi 6E and 2.5Gb LAN support flexible network design, while DisplayPort, HDMI, and USB 5Gbps Type-C simplify monitor and peripheral integration. BIOS FlashBack adds practical recovery support during deployment and maintenance, reducing friction when systems are built at scale.
ASUS also includes Aura Sync for coordinated lighting control and positions the board as Advanced AI Ready for current-generation AM5 platforms. The result is a motherboard that fits where space is tight, but expectations are not. It is a strong choice when you want a compact board that still feels specified for long service life, modern storage expansion, and clean system integration.
Ideal For
- Compact office workstations that need modern AM5 performance
- Small-form-factor systems with multiple NVMe drives
- Networked desktop builds requiring Wi-Fi 6E and 2.5Gb LAN
- Integrator deployments that benefit from BIOS FlashBack recovery
Why This Product
- 1Three M.2 slots for more NVMe expansion than entry-tier boards
- 2Wi-Fi 6E and 2.5Gb LAN for flexible network deployment
- 3Micro-ATX sizing for compact builds without giving up core I/O
- 4BIOS FlashBack for easier recovery during setup and maintenance



