MSI

MSI PRO B550M-P motherboard AMD B550 Socket AM4 ATX

SKU
PRO B550M-P
In Stock
Socket AM4, AMD B550 Chipset, 4 x DDR4-SDRAM up to 128GB, LAN, 1 x RJ-45, 4 x SATA III, 2 x M.2(M), UEFI AMI, ATX
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  • Supports AMD RyzenTM 5000 Series, 5000 G-Series, 4000 G-Series, 3000 Series, and 3000 G-Series processors
  • Supports DDR4 Memory, up to 4400+ MT/s (OC)
  • Lightning Fast Experience: PCIe 4.0 slot and Lightning Gen4 x4 M.2
  • EZ DIY: EZ Debug LED and EZ Mounting
  • Audio Boost: Reward your ears with studio-grade sound quality
  • MSI Center: A brand-new software which integrates all MSI exclusive tools with user-friendly user interface.
Internal I/O
Number of M.2 (M) slots2
USB 3.2 Gen 2 (3.1 Gen 2) connectors1
Total number of SATA connectors4
Front panel connectorYes
Supported storage drive interfacesM.2, PCI Express 4.0, PCI Express 3.0, SATA
USB 2.0 connectors4
USB 3.2 Gen 1 (3.1 Gen 1) connectors6
TPM connectorYes
Number of SATA connectors4
Number of SATA III connectors4
Front panel audio connectorYes
CPU fan connectorYes
Chassis intrusion connectorYes
RGB LED pin headerYes
Technical details
Motherboard chipset familyAMD
Motherboard chipsetAMD B550
Supported processor socketsSocket AM4
Parallel processing technology supportNot supported
On-board graphics cardYes
HDMI version2.1
Motherboard form factorATX
Component forPC
Total number of SATA connectors4
Audio
Audio output channels7.1 channels
Performance
Number of HDDs supported4
Supported storage drive typesHDD & SSD
Motherboard chipset familyAMD
Motherboard chipsetAMD B550
RAID levels0, 1, 10
Supported processor socketsSocket AM4
Audio output channels7.1 channels
Motherboard form factorATX
Component forPC
Processor
Processor manufacturerAMD
Compatible processor seriesAMD Ryzen 5000 Series, AMD Ryzen 4000 Series, AMD Ryzen 3000 Series
Supported processor socketsSocket AM4
Processor socketSocket AM4
Memory
Number of memory slots4
Memory slots typeDIMM
Supported memory typesDDR4-SDRAM
Memory channelsDual-channel
Supported memory clock speeds2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400 MHz
Maximum internal memory128 GB
Unbuffered memoryYes
Supported memory clock speed (max)4400 MHz
ECC сompatibilityNon-ECC
Storage controllers
Number of HDDs supported4
Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2, PCI Express 4.0, PCI Express 3.0, SATA
RAID levels0, 1, 10
Number of storage drives supported2
RAID supportYes
Graphics
Parallel processing technology supportNot supported
On-board graphics cardYes
Rear panel I/O ports
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity6
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity1
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity0
DisplayPort version1.4
USB 2.0 ports quantity6
VGA (D-Sub) ports quantity1
HDMI version2.1
HDMI ports quantity1
Ethernet LAN (RJ-45) ports1
DVI-D ports quantity0
DisplayPorts quantity1
Network
Ethernet LANYes
Wi-FiNo
LAN controllerRealtek 8111H
Ethernet interface typeGigabit Ethernet
Features
Motherboard chipset familyAMD
Motherboard chipsetAMD B550
Supported processor socketsSocket AM4
Audio output channels7.1 channels
Motherboard form factorATX
Component forPC
Audio chipRealtek ALC897
Expansion slots
Number of M.2 (M) slots2
PCI Express x1 (Gen 3.x) slots2
PCI Express x16 (Gen 3.x) slots1
PCI Express x16 slots1
PCI Express x1 (Gen 4.x) slots0
PCI Express x16 (Gen 4.x) slots1
1st M.2 largest key size2280
1st M.2 highest PCI Express generation4.0
2nd M.2 largest key size2280
2nd M.2 highest PCI Express generation3.0
BIOS
BIOS typeUEFI AMI
BIOS memory size256 Mbit
ACPI version6.0
System Management BIOS (SMBIOS) version2.8
Weight & dimensions
Width243.8 mm
Depth243.8 mm
Other features
PCI Express x1 (Gen 4.x) slots0

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SKU
PRO B550M-P
90MB19P0-M0EAYC
B760M DS3H DDR4
90MB1C80-M0EAY0
90MB14V0-M0EAY0
90MB19Y0-M0EAY0
Manufacturer
MSI
ASUS
Gigabyte
ASUS
ASUS
ASUS
Processor manufacturer
AMD
Intel
Intel
Intel
AMD
AMD
Motherboard form factor
ATX
micro ATX
micro ATX
micro ATX
micro ATX
micro ATX
Processor socket
Socket AM4
LGA 1700
LGA 1700
LGA 1700
Socket AM4
Socket AM4
Supported memory types
DDR4-SDRAM
N/A
DDR4-SDRAM
DDR4-SDRAM
DDR4-SDRAM
DDR4-SDRAM
Component for
PC
PC
PC
PC
PC
PC
Number of memory slots
4 to 6
2 to 3
4 to 6
2 to 3
4 to 6
4 to 6