ASUS Prime B840M-K AM5 Micro-ATX Motherboard (DDR5, PCIe 4.0, 2× M.2)

Product Overview

The ASUS Prime B840M-K is a reliable Micro-ATX motherboard designed for modern AMD AM5 systems. Built to handle gaming, productivity, and AI-focused workloads, it delivers stable performance, fast connectivity, and essential features for efficient PC builds.

AMD AM5 Platform Support

Compatible with AMD Ryzen 9000, 8000, and 7000 series processors, offering strong performance for gaming, multitasking, and next-gen applications.

DDR5 Memory Performance

Supports DDR5 memory, enabling faster data transfer speeds, improved efficiency, and enhanced system responsiveness.

PCIe 4.0 Expansion

Equipped with a PCIe 4.0 x16 slot for modern graphics cards and PCIe 4.0 M.2 slots for high-speed NVMe storage.

Reliable Power Delivery

Features an 8+2+1 phase power design with durable components and a 6-layer PCB, ensuring stable and efficient power for everyday and demanding workloads.

High-Speed Connectivity

Includes Realtek 2.5Gb Ethernet and front USB 5Gbps Type-C support, providing fast and flexible connectivity options.

Comprehensive Cooling Design

VRM and PCH heatsinks, along with hybrid fan headers and Fan Xpert 2+, ensure efficient cooling and system stability under load.

Aura Sync RGB Customization

Supports Aura Sync lighting, allowing seamless RGB synchronization with compatible components.

Compact & Practical Design

Micro-ATX form factor offers a balance of performance and space efficiency, making it ideal for compact builds.

Ideal for Modern Builds

Perfect for users building a cost-effective AM5 system for gaming, productivity, or AI-ready applications.