ModelBrandMSISeriesPROModelB550M PRO-VDH WIFISupported 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 3733 MHZ
2DPC 1R max speed 3866 MHZ
2DPC 2R max speed 3466 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 PCI Express 3.0 x16PCI Express x161 x PCI Express x16PCI Express x12 x PCIe 3.0 x1 slotsStorage DevicesSATA 6Gb/s4 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 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 VGA port, supports resolution of 2048x1536 @50Hz, 2048x1280 @60Hz, 1920x1200 @60Hz *
1 x DisplayPort, supports a maximum resolution of 4096x2160 @60Hz *
1 x HDMI 2.1 port, supports a maximum resolution of 4096x2160 @60Hz *,**
Maximum shared memory of 16GB* Available for the processor with integrated graphics.
** Graphics specifications may vary depending on the CPU installed.Onboard AudioAudio ChipsetRealtek ALC892/ALC897 CodecAudio Channels7.1 ChannelsOnboard LANLAN ChipsetRealtek 8111HNMax LAN Speed1GbpsWireless LANIntel Dual Band Wireless-AC 3168
Supports Wi-Fi 802.11 a/b/g/n/ac, dual band (2.4 GHz, 5 GHz) up to 433 Mbps speed.BluetoothSupports Dual Mode Bluetooth 2.1, 2.1+EDR, 3.0, 4.0, BLE, 4.2Rear Panel PortsBack I/O Ports4 x USB 3.1 Gen 1USB 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
3 x 4-pin system fan connectors
1 x Front panel audio connector
2 x System panel connectors
1 x Serial port connector
1 x Chassis Intrusion connector
2 x 4-pin RGB LED connectors
2 x 3-pin RAINBOW LED connectors
1 x TPM module connector
1 x Clear CMOS jumperPhysical SpecForm FactorMicro ATXLED LightingRGBDimensions (W x L)9.6" 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 Experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield FrozrPremium Thermal Solution: 7W/mK pad, additional choke thermal pad and M.2 Shield Frozr are built for high performance system and non-stop worksPowerful Design: Core Boost, Digital PWM IC, 2oz Thickened Copper PCB, Creator Genie, DDR4 BoostAudio Boost: Reward your ears with studio grade sound qualityDragon Center: A brand new software which integrates all MSI exclusive tools with user friendly user interface
