Description
GIGABYTE B550 AM4 Micro-ATX Motherboard
Ryzen 3000–5000 support, PCIe 4.0, WiFi and dual M.2 storage platform

The GIGABYTE B550 AM4 motherboard is a versatile Micro-ATX platform designed for AMD Ryzen 3000, 4000, and 5000 series processors. Built on the AMD B550 chipset, it delivers strong performance, modern connectivity, and upgrade flexibility for gaming and productivity systems.
Featuring PCIe 4.0 support, dual M.2 storage slots, and reinforced PCIe x16 graphics slot design, it ensures fast data transfer and stable GPU performance. With integrated WiFi, Gigabit LAN, DDR4 support, and advanced thermal design, this motherboard is optimized for reliable everyday performance and efficient cooling in compact builds.
Key Features
AMD AM4 socket supports Ryzen 3000 / 4000 / 5000 CPUs
Digital 5+3 phase VRM power design
4× DDR4 DIMM slots with XMP support
Dual M.2 slots including PCIe 4.0 support
PCIe 4.0 x16 reinforced graphics slot (UD Slot)
Integrated WiFi 5 and Gigabit LAN
HDMI and DisplayPort output support
Smart Fan cooling control system
Q-Flash Plus BIOS update without CPU
Digital 5+3 phase VRM power design
4× DDR4 DIMM slots with XMP support
Dual M.2 slots including PCIe 4.0 support
PCIe 4.0 x16 reinforced graphics slot (UD Slot)
Integrated WiFi 5 and Gigabit LAN
HDMI and DisplayPort output support
Smart Fan cooling control system
Q-Flash Plus BIOS update without CPU
Specifications
Chipset: AMD B550
Form Factor: Micro-ATX (244 × 244 mm)
Memory: 4× DDR4 up to 128GB
Expansion: PCIe 4.0 x16 + PCIe x4 + PCIe x1
Storage: 2× M.2 slots + 4× SATA 6Gb/s
LAN: Realtek Gigabit Ethernet
Wireless: WiFi 5 + Bluetooth 5.0
USB: USB 3.2 Gen1 + USB 2.0 + USB-C header
Audio: Realtek ALC1220 HD Audio (7.1 support)
Form Factor: Micro-ATX (244 × 244 mm)
Memory: 4× DDR4 up to 128GB
Expansion: PCIe 4.0 x16 + PCIe x4 + PCIe x1
Storage: 2× M.2 slots + 4× SATA 6Gb/s
LAN: Realtek Gigabit Ethernet
Wireless: WiFi 5 + Bluetooth 5.0
USB: USB 3.2 Gen1 + USB 2.0 + USB-C header
Audio: Realtek ALC1220 HD Audio (7.1 support)
Built for stable performance, flexible expansion, and reliable AMD AM4 platform compatibility





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