ModelBrandMSIModelMPG B550 GAMING PLUSSupported CPUCPU Socket TypeAM4CPU TypeSupports AM4 socket 3rd Gen AMD Ryzen processors, and future AMD Ryzen processors with BIOS updateChipsetsChipsetAMD B550MemoryNumber of Memory Slots4x288pin (DDR4)Memory StandardSupports DDR4 4400+/ 4266/ 4133/ 4000/ 3866/ 3733/ 3600/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE
Supports DDR4 3200/ 3066/ 3000/ 2933/ 2800/ 2667/ 2400/ 2133/ 1866 MHz by JEDEC1DPC 1R max speed 4400 MHz
1DPC 2R max speed 3866 MHz
2DPC 1R max speed 4000 MHz
2DPC 2R max speed 3600 MHzMaximum Memory Supported128GBChannel SupportedDual ChannelExpansion SlotsPCI Express 4.0 x161 x PCIe 4.0/3.0 x16 slot (PCI_E1) *
* The supported specification depends on installed processor.PCI Express 3.0 x161 x PCIe 3.0 x16 slot (PCI_E3), supports x4 speed **
** When installing PCIe SSD in M.2_2, PCI_E3 slot will be unavailable.PCI Express x161 x PCI Express x16PCI Express x12 x PCIe 3.0 x1 slotsStorage DevicesSATA 6Gb/s6 x SATA 6Gb/sM.22 x M.2 slots (Key M)
M2_1 slot (from AMD Processor)
Supports PCIe 4.0/3.0 x4 *
Supports SATA 6Gb/s
Supports 2242/2260/2280/22110 storage devices
M2_2 slot (from AMD B550 chipset)
Supports PCIe 3.0 x4
Supports 2242/2260/2280 storage devices* The supported specification depends on installed processor.SATA RAID0/1/10Onboard VideoOnboard Video ChipsetSupported only by CPU with integrated graphic:1 x HDMI port, supports a maximum resolution of 4096x2160 @24Hz
1 x DisplayPort, supports a maximum resolution of 4096x2160 @60Hz
Maximum shared memory of 16GB* Available for the processor with integrated graphics.Onboard AudioAudio ChipsetRealtek ALC892Audio Channels7.1-Channel High Definition Audio
Supports S/PDIF outputOnboard LANLAN ChipsetRealtek RTL8111HMax LAN Speed10/100/1000MbpsRear Panel PortsBack I/O Ports1 x DisplayPort / 1 x HDMI / 1 x LAN (RJ45) / 1 x Optical S/PDIF Out / 1 x PS/2 Keyboard/Mouse Combo / 1 x USB 3.2 Gen 2 Type-A / 1 x USB 3.2 Gen 2 Type-C / 2 x USB 3.2 Gen 1 / 4 x USB 2.0/1.1 / 5 x Audio JacksUSB 3.04 x USB 3.0Internal I/O ConnectorsOnboard USB1 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)Other Connectors1 x 4-pin CPU fan connector
1 x 4-pin water-pump fan connector
6 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 jumperPhysical SpecForm FactorATXLED LightingRGBDimensions (W x L)12.0" x 9.6"Power Pin1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connectorWindows 11 CompatibilityWindows 11SupportedFeaturesFeaturesSupport for 3rd Gen AMD Ryzen Processors and future AMD Ryzen processors with BIOS updateSupports DDR4 Memory, up to 4400(OC) MHzLightning Fast Game experience: PCIe 4.0, Lightning Gen 4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 GEN 2Enhanced Power Design: Core Boost, Digital PWM IC, 2oz Thickened Copper PCB, DDR4 BoostPremium Thermal Solution: Extended Heatsink Design and M.2 Shield Frozr are built for high performance system and non-stop gaming experiencePre-installed I/O Shielding: Better EMI protection and more convenience for installationFlash BIOS Button with Optmized ClearCMOS Function: Simply use a USB key to flash any BIOS within seconds. Restore the BIOS to the default settings without any additional actionsAudio Boost: Reward your ears with studio grade sound quality
