Features

CPU and Chipset

• CPU Support: Supports AMD Ryzen 5000 series, 3rd Gen Ryzen, and 3rd Gen Ryzen with Radeon Graphics Processors with an AM4 socket.

• Chipset: AMD B550 chipset.

Memory

• Memory Type: 4 x DDR4 DIMM slots, supporting up to 128 GB of system memory.

• Memory Speed: Supports a wide range of speeds, including overclocked frequencies up to 5400 MHz and beyond via Extreme Memory Profile (XMP).

• Architecture: Dual-channel memory architecture.

Power and Cooling

• Power Design: Features a True 12+2 phase digital VRM solution with 50A DrMOS for stable power delivery to the CPU, even under heavy loads and overclocking.

• Thermal Solution: Advanced cooling with a Fins-Array Heatsink and a Direct Touch Heatpipe to keep the MOSFETs and M.2 SSDs cool.

• Smart Fan 5: Includes multiple temperature sensors and hybrid fan headers with FAN STOP to provide optimal cooling control and silent operation.

Connectivity and Storage

• PCIe Slots: 1 x PCIe 4.0 x16 slot (from CPU), 1 x PCIe 3.0 x4 slot, and 1 x PCIe 3.0 x2 slot (from chipset). The main PCIe x16 slot has an Ultra Durable PCIe Armor for added strength.

• M.2 Storage: Two M.2 connectors, one supporting PCIe 4.0 x4/x2 and SATA modes (from CPU), and the other supporting PCIe 3.0 x4/x2 (from chipset). Both have thermal guards to prevent throttling.

  
  

• SATA Ports: 6 x SATA 6Gb/s connectors with support for RAID 0, RAID 1, and RAID 10.

• Networking:

  • LAN: Realtek 2.5GbE LAN for blazing-fast wired internet.

  • Wireless: Onboard Intel Dual Band 802.11ac and Bluetooth 4.2 wireless with an AORUS Antenna.

Audio and Aesthetics

• Audio: AMP-UP Audio with Realtek ALC1220-VB codec and WIMA capacitors, delivering a high signal-to-noise ratio (SNR) for a premium audio experience.

• Aesthetics: RGB FUSION 2.0 with support for addressable LED and RGB LED strips, allowing for extensive customization of lighting effects.

Convenience and Durability

• Q-Flash Plus: Allows users to update the BIOS without installing the CPU, memory, or graphics card.

• I/O Shield: Comes with a pre-installed I/O shield for easy installation.

• Durable Design: Features solid pin power connectors and Ultra Durable PCIe and Memory Armor for enhanced component protection and longevity.

Conclusion

The GIGABYTE B550 AORUS PRO AC stands out as a highly capable and feature-rich motherboard, offering an excellent balance of performance, cooling, and connectivity. Its robust power delivery and advanced thermal design make it a solid choice for overclocking and demanding workloads, while its comprehensive feature set, including high-speed networking and dual M.2 slots with thermal guards, caters to the needs of modern PC builders and gamers.