Board Layout

The B550 AORUS Pro utilizes a neutral color scheme that will be easy to match with almost any system or build. The PCB is completely black, while the heatsinks and rear I/O cover are a dark gray.


The CPU socket is open enough for most air coolers.


There are two M.2 slots on the Gigabyte B550 AORUS Pro; one above the first PCIe x16 slot that supports PCIe 4.0 connectivity and another below the second PCIe x16 slot. Both slots feature full-coverage heatsinks.


The Gigabyte B550 AORUS Pro offers three PCI Express x16 slots, with the top being steel-reinforced and PCIe 4.0 compatible, as well as two PCI Express 3.0 x1 slots. The board has a total of six SATA 6 Gb/s ports on the side, angled 90 degrees from the board.


The Gigabyte B550 AORUS Pro has a good I/O offering that includes an optical S/PDIF out port and a good amount of USB connectivity.

• HDMI port
• 3x USB 3.2 Gen1 Type-A ports
• Q-Flash Plus button
• 6x USB 2.0 ports
• 2x USB 3.2 Gen2 Type-A port
• USB 3.2 Gen2 Type-C port
• RJ-45 LAN port
• Optical SPDIF out port
• 5x 3.5 mm audio jacks

Networking on the Gigabyte B550 AORUS Pro is handled by Realtek's RTL8125BG 2.5 Gb/s controller.