The ASUS Prime B840M-A WiFi motherboard is designed to deliver reliable performance and advanced connectivity for modern AMD Ryzen systems. Built on the AMD B840 chipset with AM5 socket, it supports the latest Ryzen 7000, 8000, and 9000 series processors, making it ideal for gaming, productivity, and everyday computing.
This micro-ATX motherboard features DDR5 memory support for higher bandwidth and improved system responsiveness. With three M.2 slots and PCIe 4.0 support, it offers fast storage and graphics performance for demanding applications.
Integrated Wi-Fi 6E and Bluetooth 5.3 ensure ultra-fast wireless connectivity, while 2.5Gb Ethernet provides stable high-speed wired networking. ASUS Prime-series reliability, advanced thermal design, and Aura Sync RGB support make this motherboard a perfect foundation for your next PC build.
Key Features
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AMD AM5 Socket – Supports AMD Ryzen™ 7000 / 8000 / 9000 Series CPUs
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AMD B840 Chipset – Stable and efficient platform
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DDR5 Memory Support – Enhanced speed and performance
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3 × M.2 Slots – High-speed NVMe storage support
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PCIe 4.0 x16 Slot – Ready for modern graphics cards
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Wi-Fi 6E & Bluetooth 5.3 – Fast and reliable wireless connectivity
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2.5Gb Ethernet – High-speed wired networking
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Aura Sync RGB – Customizable RGB lighting support
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Micro-ATX Form Factor – Compact and versatile design
Technical Specifications
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Brand: ASUS
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Model: Prime B840M-A WiFi
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Part Number: 90MB1J20-M0EAY0
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Chipset: AMD B840
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Socket: AM5
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Memory Type: DDR5
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Form Factor: Micro-ATX
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Wireless: Wi-Fi 6E, Bluetooth 5.3
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Expansion Slot: PCIe 4.0 x16
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Storage: 3 × M.2, SATA 6Gb/s
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RGB Support: ASUS Aura Sync