Motherboards

MSI AMD B550 Gaming GEN3 PCIe 3.0 ATX Motherboard

Core Specifications
EditionGaming GEN3
Form FactorATX
CPU SocketAM4
ChipsetAMD B550
RAM Memory Support
Memory TypeDDR4
Memory ChannelDual (2)
Memory Type (ECC)ECC/Non-ECC
Memory Type (R/U)UDIMM (Unbuffered)
Memory Speed (Mhz)DDR4 – 1866DDR4 – 2133DDR4 – 2400DDR4 – 2667DDR4 – 2800DDR4 – 2933DDR4 – 3000DDR4 – 3066DDR4 – 3200DDR4 – 3466(OC)DDR4 – 3600(OC)DDR4 – 3733(OC)DDR4 – 3866(OC)DDR4 – 4000(OC)DDR4 – 4133(OC)DDR4 – 4266(OC)DDR4 – 4400(OC)DDR4 – 4400+(OC)
Max. Memory Capacity128GB (4x32GB)
Audio
AudioRealtek ALC897 7.1 HD Audio
Graphics Support
Primary GPU InterfacePCIe 3.0 (x16)
NVIDIA SLI SupportNot Supported
AMD CrossFire SupportSupported
Integrated GraphicsRequires Processor Graphics or Discrete GPU
On-Board Graphics ConnectorsDVI-DHDMI 2.0b
Internal Connectivity
Expansion Slots1 x M.2, 22-42/60/80/110, PCIe Gen3x42 x PCIe 3.0 x12 x PCIe 3.0 x161 x PCIe 4.0 x166 x SATA 6GB/s
SATA SupportSATA3
RAID Support via 
Storage Mode Support 
Internal I/O1 x 24-pin (Power)1 x 4-pin CPU Fan Connector2 x 4-pin RGB LED connector1 x 8-pin (Power)1 x Chassis Intrusion connector1 x Clear CMOS jumper1 x Front Panel Audio Header2 x Front Panel Connector2 x Rainbow 5050 RGB LED 5V connector (JRAINBOW1)6 x SATA III – 6Gb/s6 x System Fan header1 x TPM Header2 x USB 2.0 Header1 x USB 3.2 Gen1 Header1 x Water Cooling fan header
External Connectivity
Network Interface Type802.11ax Wi-Fi LANWired Gigabit LAN (10/100/1000)
Network Chip/Modules1 x Realtek RTL8111H (Gigabit LAN)1 x Realtek RTL8125 (2.5G LAN)
Rear I/O Connectors1 x Center/Subwoofer Speaker Out1 x DVI-D1 x Flash BIOS Button1 x Front Speaker Out1 x HDMI 2.0b1 x Line In1 x Mic-In1 x PS/2 Keyboard/Mouse Combo1 x Rear Speaker Out1 x RJ-451 x S/PDIF (Optical)2 x USB 2.02 x USB 3.2 Gen1 Type-A2 x USB 3.2 Gen1 Type-C1 x USB 3.2 Gen2 Type-A1 x USB 3.2 Gen2 Type-C
Additional Specifications
Water CooledNo
CoolingPassive Heatsinks
QPI SpeedN/A
Board Dimensions 
Note 
Additional Information
Scan CodeLN127965
Model NumberB550 GAMING GEN3
GTIN4719072970321

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