ASUS PRIME B850M-A WIFI AM5 Motherboard

The ASUS PRIME B850M-A WIFI is a micro-ATX motherboard engineered for AMD Ryzen 9000 series processors, delivering robust performance for PC builders and enthusiasts. Built on the AMD B850 chipset with AM5 socket compatibility, this motherboard combines advanced connectivity with AI PC-ready capabilities.

Performance and Power Delivery

Featuring an 8+2+1 phase digital power design with discrete MOSFETs, the PRIME B850M-A WIFI ensures stable power delivery for AMD processors. The six-layer PCB design efficiently dissipates heat around voltage regulators, providing improved system stability and overclocking headroom. Digi+ VRM control delivers real-time voltage regulation for optimal performance.

DDR5 Memory Support

This motherboard maximizes DDR5 memory potential with four DIMM slots supporting up to 256GB at speeds reaching 8000+MT/s (OC). AMD EXPO support and ASUS Enhanced Memory Profile (AEMP) automatically optimize memory performance, whether using entry-level modules or extreme-speed kits.

Storage and Expansion

Three M.2 slots provide flexible storage options, including one PCIe 5.0 x4 slot capable of 128 Gbps transfer speeds (with Ryzen 9000/7000 series CPUs), plus two additional PCIe 4.0 slots. Four SATA III ports offer traditional storage connectivity. The PCIe 5.0 x16 slot with SafeSlot reinforcement ensures secure graphics card installation.

Connectivity Features

Built-in WiFi 6E technology utilizes the 6 GHz band for ultrafast wireless speeds with reduced interference. Realtek 2.5Gb Ethernet provides high-throughput wired connectivity. The rear I/O includes dual DisplayPort and HDMI outputs for integrated graphics, two USB 10Gbps Type-A ports, and multiple USB 5Gbps connections. Front panel support includes USB 5Gbps Type-C.

Cooling and Customization

Multiple onboard heatsinks and hybrid fan headers keep components cool under load. ASUS Fan Xpert 2+ software provides comprehensive fan control with Auto-Tuning and Extreme Quiet modes. Three addressable Gen2 RGB headers enable synchronized lighting effects through Aura Sync.

DIY-Friendly Features

BIOS FlashBack allows BIOS updates without CPU or memory installed. Q-LED Core provides color-coded POST diagnostics for easy troubleshooting. The intuitive UEFI BIOS interface accommodates both beginners and experienced builders. ASUS DriverHub simplifies driver management with automatic detection and one-click installation.

Compatible with AMD Ryzen 9000, 8000, and 7000 series processors, the PRIME B850M-A WIFI delivers the connectivity and performance needed for modern computing workloads and AI applications.