• Supports AM4 socket 3rd Gen AMD Ryzen processors, and future AMD Ryzen processors with BIOS update
  

• AMD B550
  

• 4x DDR4 memory slots, support up to 128GB
  
• Supports DDR4 1866/ 2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200 MHz by JEDEC
• Supports DDR4 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/ 4000/ 4133/ 4266/ 4400+ MHz by A-XMP OC MODE
  1DPC 1R max speed 4400 MHZ
  1DPC 2R max speed 3733 MHZ
  2DPC 1R max speed 3866 MHZ
  2DPC 2R max speed 3466 MHZ
• Dual channel memory architecture
• Supports non-ECC UDIMM memory
• Supports ECC UDIMM memory (non-ECC mode)
• Supports un-buffered memory

• 1x HDMI port, supports a maximum resolution of 4096x2160 @24Hz
• 1x DisplayPort, supports a maximum resolution of 4096x2160 @60Hz

Maximum shared memory of 16GB

Available for the processor with integrated graphics.

• Realtek ALC1200 codec
• High Definition Audio
• 2/4/5.1/7.1-channel
• Supports S/PDIF output

• Realtek RTL8125B 2.5Gbps LAN controller

• None

• 1x PCIe 3.0/ 4.0 x16 slot (PCI_E1)
• 1x PCIe 3.0 x16 slot (PCI_E4), supports x4 mode
• 2x PCIe 3.0 x1 slots

The supported specification depends on installed processor.

PCI_E4 will be unavailable when an M.2 SSD is installed in the M2_2 slot.

• Supports 2-Way AMD CrossFire Technology

AMD B550 Chipset

• 6x SATA 6Gb/s ports
  
• 2x M.2 slots (Key M)
• M2_1 slot (from AMD processor)
  Supports PCIe 4.0/ 3.0 x4
  Supports SATA 6Gb/s
  Supports 2242/ 2260/ 2280 storage devices
• M2_2 slot (from AMD B550 chipset)
  Supports PCIe 3.0x4
  Supports 2242/ 2260/ 2280 storage devices

The supported specification depends on installed processor.

AMD B550 Chipset

• 3x USB 3.2 Gen 1 5Gbps ports (1 Type-C internal connector, and 2 ports are available through the internal USB 3.2 Gen 1 5Gbps connector)
• 6x USB 2.0 ports (2 Type-A ports on the back panel, 4 ports through the internal USB 2.0 connectors)

AMD Processor

• 2x USB 3.2 Gen 2 10Gbps ports (1 Type-C port and 1 Type-A port on the back panel)
• 2x USB 3.2 Gen 1 5Gbps Type-A ports on the back panel

• 1 x 24-pin ATX main power connector
  
• 1 x 8-pin ATX 12V power connector
• 6 x SATA 6Gb/s connectors
• 2 x M.2 slots (M-Key)
• 1 x USB 3.2 Gen 1 5Gbps Type-C port
• 1 x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)
• 2 x USB 2.0 connectors (supports additional 4 USB 2.0 ports)
• 1 x 4-pin CPU fan connector
• 1 x 4-pin water-pump fan connector
• 3 x 4-pin system fan connectors
• 1 x Front panel audio connector
• 2 x System panel connectors
• 1 x Chassis Intrusion connector
• 1 x 4-pin RGB LED connector
• 2 x 3-pin RAINBOW LED connectors
• 1 x TPM module connector
• 1 x Clear CMOS jumper

• 1 x DisplayPort
  
• 1 x PS/2 Combo Port
• 1 x 2.5G LAN Port
• 1 x USB 3.2 Gen 2 10Gbps (Type-A)
• 5 x HD Audio Connectors
• 1 x HDMI Port
• 1 x Flash BIOS Button
• 2 x USB 2.0 port
• 2 x USB 3.2 Gen 1 5Gbps (Type-A)
• 1 x USB 3.2 Gen 2 10Gbps (Type-C)
• 1 x Optical S/PDIF OUT

• N/A

• Voltage detection
• Temperature detection
• Fan speed detection
• Overheating warning
• Fan fail warning
• Fan speed control
  

• N/A

• N/A

• Driver disc

• Support for Windows 10 64-bit

• Micro ATX Form Factor, 24.4cm x 24.5cm