MSI PRO B550-S WIFI6E motherboard AMD B550 Socket AM4 ATX

SKU
PRO B550-S WIFI6E
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In Stock: 635 available
Socket AM4, AMD B550 Chipset, 4 x DDR4-SDRAM up to 128GB, LAN, WLAN, 1 x RJ-45, 4 x SATA III, 2 x M.2(M), UEFI AMI, ATX
  • Supports AMD RyzenTM 5000 Series, 5000 G-Series, 4000 G-Series, and 3000 Series processors
  • Supports DDR4 Memory, up to 4800+ MT/s (OC)
  • Lightning Fast Experience: PCIe 4.0 slot and Lightning Gen4 x4 M.2
  • EZ DIY: EZ Debug LED and EZ Mounting
  • Wi-Fi 6E Solution: the ideal solution for professional and multimedia use, delivering secure, stable, and high-speed networking and data transmission
  • 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
More Information
SKU PRO B550-S WIFI6E
EAN 4711377466530
Manufacturer MSI
Availability In Stock
PDF URLs View PDF
PRO B550-S WIFI6E
PRO B550-S WIFI6E is engineered with PCIe 4.0 M.2, M.2 Shield Frozr, Frozr AI Cooling, Front Type-C, and the Wi-Fi 6E solution, ready for the AMD Ryzen™ 5000 series processors.

The PRO Series is tailored to professionals from all walks of life. The lineup features impressive performance and high quality, while aiming to provide users incredible experience. Users who care about productivity and efficiency can definitely count on the MSI PRO Series to assist you with multitasking and increasing efficiency.

MSI motherboards circuitry ensure the case standoff keep out zones are pure and clean. Moreover, the protective paint is printed around each screw hole to prevent parts from being scratched or damaged to the motherboard.

HEADER WITH DIFFERENT COLOR
To better differentiate between pin headers for different purposes, mark the pump sys header and the ARGB headers in gray, enabling users to manage cables more efficiently

A host of features inject artificial intelligence into key aspects of your computing experience to make smarter, real-time optimizations. The MSI Center offers a clean, minimal interface to customize and manage your PC settings. The AI Engine, for example, automatically adjusts settings based on the applications you're using, ensuring seamless performance.

Core Boost technology combines MSI's premium layout and optimized power design which allows for faster and undistorted current delivery to the CPU at pin-point precision. Not only supporting multi-core CPU, also creating the perfect conditions for your CPU overclocking.

These rich features also help the motherboard deliver stable and powerful performance.

Exclusive MSI Memory Boost technology utilizes an optimized and isolated DDR4 circuit design to ensure pure and undisturbed signals, significantly enhancing performance and efficiency.

Transient Voltage Suppressors (TVS) are safety devices used to protect against excessive voltage. All motherboard models of MSI are equipped with TVS. When the voltage abnormally rises, the TVS switches from a high-resistance state to a low-resistance state, diverting the excessive voltage to ground. This helps prevent circuit damage caused by high voltage.

The 8-pin and 24-pin power connectors of MSI motherboards are all designed with solid pins. The solid pin design allows for a more stable transmission of 12V power to the CPU, even when handling high current loads.

Corrosive resistance IO Shield to help improve static electricity and reduce electromagnetic radiation noise from the system as well as more durable compare to traditional IO Shields.

MSI motherboards prioritize safety with the embedded Overcurrent Protection (OCP), ensuring crucial components such as the USB ports, DDR memory, PWM IC, and CPU are shielded from excessive current. This proactive defense mechanism curtails the risk of damage or malfunction due to power surges, promoting long-term system stability. This commitment to safeguarding your hardware underscores MSI's dedication to producing motherboards that prioritize durability and stability.

The grounding structure of power phases is the MSI's exclusive design. This patented design enables to suppress the electromagnetic interference (EMI) generated by the power phases and helps to efficiently conduct heat to the copper plane with grounding properties.

M.2 Shield Frozr
Strengthened M.2 thermal solution helps keep M.2 SSD safe and ensures incredible performance.

Heavy Plated VRM Heatsink
The VRM heatsink covers the upper MOS and helps dissipate the heat.

7W/mK Thermal Pad & Additional Choke Pad
High-quality 7W/mK MOSFET thermal pads and additional choke thermal pads ensure stable performance when all cores are runnging at high speed.

Chipset Heatsink
The enlarged heatsink is designed to reduce dust and noise and capable of maintaining high efficiency of heat dissipation.

MSI’s premium network solution provides incredible data transfer speed for demanding users.

MSI AI LAN Manager automatically classifies and prioritizes the latency-sensitive applications for online games, giving you the best online gaming experience with low latency.

MSI PRO series motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Start games faster, load levels faster and have a real advantage over your enemies.

LIGHTNING GEN 4 PCI-E
MSI lightning Gen 4 PCI-E represents the bandwidth of a x16 interface to 64GB/s that has doubled compared to its previous generation.

MSI PCI Express Steel Armor slots are secured to the motherboard with extra solder points and support the weight of heavy graphics cards. When every advantage in games counts, Steel Armor shields the point of contact from electromagnetic interference.

Splash on some color and vibrant RGB lighting effects using Mystic Light utility of MSI Center, which has million colors and fancy LED effects. Enjoy the full control and creativity of your PC's lighting with one software.

Add more color if you want! Mystic Light Extension pin header provides an intuitive way to control additional RGB strips and other RGB peripherals added to a system, without needing a separate RGB controller.

MSI brand new MSI Center unifies a suite of MSI software utilities into a single centralized application. Take control of advanced motherboards features and unleash endless possibilities.

MSI motherboards provide 60 days free trial of AIDA64 Extreme - MSI edition. AIDA64 Extreme is an almighty application for system information, diagnostics and benchmarks. With the application, you can monitor the detailed hardware and software information on PC and save it to file in multiple formats such as CSV and HTML.

Multiple layers of protection for your devices, online privacy features including our Secure VPN, plus Dark Web Monitoring - all in a single solution. With MSI motherboards, you can enjoy a 60-day free trial of Norton 360.
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
12V power connectorYes
Supported storage drive interfacesM.2, Micro SATA III
USB 2.0 connectors4
USB 3.2 Gen 1 (3.1 Gen 1) connectors2
TPM connectorYes
Number of SATA III connectors4
Number of chassis fan connectors4
Front panel audio connectorYes
CPU fan connectorYes
ATX Power connector (24-pin)Yes
RGB LED pin headerYes
Number of CPU fan connectors1
Technical details
Motherboard chipset familyAMD
Motherboard chipsetAMD B550
Supported processor socketsSocket AM4
PC health monitoringCPU, Temperature
Parallel processing technology supportNot supported
On-board graphics cardYes
HDMI version1.4
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
Windows operating systems supportedWindows 10, Windows 11
Motherboard chipset familyAMD
Motherboard chipsetAMD B550
RAID levels0, 1, 10
Supported processor socketsSocket AM4
PC health monitoringCPU, Temperature
Audio output channels7.1 channels
Motherboard form factorATX
Component forPC
Processor
Processor manufacturerAMD
Compatible processor seriesAMD Ryzen 3000 Series, AMD Ryzen 4000 Series, AMD Ryzen 5000 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 speeds2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400,4533,4600,4733,4800,4866 MHz
Maximum internal memory128 GB
Unbuffered memoryYes
Supported memory clock speed (max)4866 MHz
ECC сompatibilityNon-ECC
Storage controllers
Number of HDDs supported4
Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2, Micro SATA III
RAID levels0, 1, 10
Number of storage drives supported6
RAID supportYes
Graphics
Parallel processing technology supportNot supported
On-board graphics cardYes
Maximum resolution3840 x 2160 pixels
Rear panel I/O ports
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1
USB 2.0 ports quantity4
VGA (D-Sub) ports quantity0
HDMI version1.4
HDMI ports quantity1
Ethernet LAN (RJ-45) ports1
DVI-D ports quantity0
Network
Ethernet LANYes
Wi-FiYes
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
LAN controllerRealtek RTL8111H
Ethernet interface typeGigabit Ethernet
BluetoothYes
Bluetooth version5.3
Top Wi-Fi standardWi-Fi 6E (802.11ax)
Features
Power source typeATX
Windows operating systems supportedWindows 10, Windows 11
Motherboard chipset familyAMD
Motherboard chipsetAMD B550
Supported processor socketsSocket AM4
PC health monitoringCPU, Temperature
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) slots1
PCI Express x16 (Gen 3.x) slots1
PCI Express x16 (Gen 4.x) slots1
1st M.2 largest key size22110
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
Power
Power source typeATX
Video
Maximum resolution3840 x 2160 pixels
Software
Windows operating systems supportedWindows 10, Windows 11
Weight & dimensions
Width243.8 mm
Depth304.8 mm

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SKU
PRO B550-S WIFI6E
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B550-A PRO
Manufacturer
MSI
ASUS
ASUS
ASUS
ASUS
MSI
Component for
PC
PC
PC
PC
PC
PC
Processor manufacturer
AMD
AMD
AMD
AMD
AMD
AMD
Motherboard form factor
ATX
micro ATX
ATX
micro ATX
ATX
ATX
Processor socket
Socket AM4
Socket AM4
Socket AM5
Socket AM4
Socket AM4
Socket AM4
Supported memory types
DDR4-SDRAM
DDR4-SDRAM
DDR5-SDRAM
DDR4-SDRAM
DDR4-SDRAM
DDR4-SDRAM
Number of memory slots
4 to 6
4 to 6
4 to 6
4 to 6
4 to 6
4 to 6