ASUS PRIME B840M-A-CSM mATX Motherboard
Built for Reliability. Ready for Business.

Key Features:

Intel® B840 Chipset – Stable and efficient for commercial and office systems
LGA1700 Socket – Supports 12th, 13th & 14th Gen Intel® Core™, Pentium® Gold, and Celeron® processors
DDR5 Memory Support – 2 slots, up to 96GB
Dual M.2 Slots + 4x SATA Ports – Flexible storage options for SSDs and HDDs
PCIe 4.0 x16 Slot – High-speed expansion for modern GPUs and add-on cards
Intel® Gigabit LAN – Reliable network connectivity
Display Outputs: HDMI + VGA – Compatible with new and legacy monitors
Legacy Support: COM, LPT, and PS/2 ports – Perfect for industrial or business use
ASUS CSM Program – 36-month supply guarantee + ASUS Control Center Express (IT management)

 Specifications:

• Form Factor: MicroATX (24.4 cm x 20.3 cm)

• Weight: Approx. 0.8 kg (board only)

Ideal For:

• Office PCs

• System integrators

• Industrial applications

• Retail/POS systems

• Long-term business deployments

Why Choose This Board?
The PRIME B840M-A-CSM delivers long-term reliability, legacy compatibility, and next-gen support — all in a compact, efficient mATX form factor. Backed by ASUS’ Corporate Stable Model program, it's made to last in professional environments.

 Ready to deploy. Built to last.