ASUS PRIME B650M-R AMD B650 Micro ATX Motherboard

The ASUS PRIME B650M-R delivers reliable performance for AMD Ryzen 7000-series processors in a compact Micro ATX form factor. Built on the AMD B650 chipset with AM5 socket compatibility, this motherboard provides the essential features needed for modern PC builds without unnecessary complexity.

DDR5 Memory and Connectivity

Equipped with 2 DDR5 DIMM slots supporting speeds up to 7200MHz (OC) and maximum capacity of 96GB, the PRIME B650M-R handles demanding applications with ease. AMD EXPO profile support ensures optimal memory performance. Realtek 2.5Gb Ethernet provides fast, stable network connectivity, while multiple USB 5Gbps ports including front Type-C offer flexible peripheral connections.

Expansion and Storage Options

The motherboard features a PCIe 4.0 x16 slot for graphics cards and an additional PCIe 4.0 x1 slot for expansion. Two M.2 slots (PCIe 4.0 x4) accommodate high-speed NVMe drives in 2242/2260/2280 form factors, while four SATA III ports provide traditional storage options. AMD RAIDXpert2 Technology supports RAID 0/1/10 configurations for both PCIe and SATA devices.

Cooling and Power Design

Comprehensive thermal management includes VRM and PCH heatsinks to maintain stable operation under load. Three hybrid fan headers (one 4-pin CPU fan, two 4-pin chassis fans) work with Fan Xpert 2+ software for intelligent cooling control. The robust power delivery system with 8-pin +12V and 24-pin main connectors ensures reliable power to Ryzen processors.

Audio and RGB Customization

Realtek 7.1 Surround Sound High Definition Audio CODEC delivers clear audio output through three rear audio jacks and front panel audio support. Two-way AI Noise Cancelation reduces background noise from microphone input and audio output for improved communication. Three Addressable Gen2 RGB headers enable synchronized lighting effects through Aura Sync compatible devices.

BIOS FlashBack and User-Friendly Features

BIOS FlashBack button on the rear I/O panel allows BIOS updates without CPU or memory installed, simplifying system updates. The motherboard includes essential accessories: 2 SATA cables, I/O shield, 2 M.2 anchors, and quick start guide. OptiMem II technology optimizes memory trace routing for improved stability and performance.

Specifications Summary

AMD AM5 socket | AMD B650 chipset | Micro ATX form factor | 2x DDR5 slots (up to 96GB, 7200MHz+ OC) | 1x PCIe 4.0 x16, 1x PCIe 4.0 x1 | 2x M.2 PCIe 4.0 x4 | 4x SATA III | Realtek 2.5Gb LAN | 1x HDMI | USB 5Gbps Type-C | Realtek 7.1 Audio | Aura Sync RGB | 3-year warranty