MSI AMD B550 Gaming GEN3 PCIe 3.0 ATX Motherboard

/ 2 weeks ago
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)
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
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 
Additional Information
Scan CodeLN127965
Model NumberB550 GAMING GEN3

Was £99.98 Now £94.99


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