ASUS PRIME B840M-A WIFI-CSM

Name: ASUS PRIME B840M-A WIFI-CSM
Brand: ASUS
SKU: ASUPRIMEB840MAWIFICSM
Price: 135 USD
Availability: InStock
Rating: 5.0 (5 reviews)

ASUS PRIME B840M-A WIFI-CSM - Main image

$135 ~~$204.55~~ In stock

ASUS PRIME B840M-A WIFI-CSM AMD AM5 B840 mATX 主機板，Advanced AI Ready，DDR5，PCIe 4.0 Ready，三個 M.2 插槽，Wi-Fi 6E，2.5Gb LAN，DisplayPort，HDMI，USB 5Gbps Type-C，BIOS FlashBack，Aura Sync

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Customer Reviews (5.0 / 5 · 5 reviews)

Mia ★★★★★ Oct 18, 2026

The three M.2 slots are exactly what I needed for my storage setup, and the BIOS FlashBack saved me from a headache when I updated the CPU. It posted on the first try with my DDR5 kit and the 2.5Gb LAN has been rock solid during big file transfers.

Joseph ★★★★★ Oct 14, 2026

Wi-Fi 6E actually holds a stable connection in my basement office, which my old board never managed. BIOS FlashBack saved me when I swapped in a newer AM5 chip without a compatible CPU on hand.

Samuel Y. ★★★★★ Oct 13, 2026

Three M.2 slots meant I could move both my old drives over plus add a fresh Gen4 one without ditching anything, which was the main reason I picked this board. Wi-Fi 6E actually holds a stable signal in my basement office where my old adapter kept dropping. Booted straight into my 7000-series chip wi