P/N:B550-A PRO | EAN:4719072733667 | CHECKSUM: A
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A first look at MSI B550 motherboards | MSI
Warranty: 1 year
Excl VAT. € 106.09
In stock: 14 ETA: 2026-06-01Weight: -
PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboards provide not only optimized professional workflows but also less troubleshooting and longevity.
USER FRIENDLY DESIGN
MSI motherboards feature tons of convenient and smart design for DIY users, countless system tuning and troubleshooting tools are at your disposal to push your system to new heights and satisfy even the most demanding tweaker. Makes it so easy to install your own motherboard without any issue.
THERMAL SOLUTION FOR MORE CORES AND HIGHER PERFORMANCE
With more cores’ processors, thermal and power design is more important to make sure the temperature keeps lower. MSI extended PWM heatsink with 7W/mK thermal pad ensures even high-end processors to run in full speed with MSI motherboards.
M.2 SHIELD FROZR
World’s fastest SSDs can start to lower performance when getting hot. Part of the motherboards heatsink design, M.2 SHIELD FROZR is the next generation M.2 thermal solution to avoid this by offering the best thermal protection to make sure that SSD maintains maximum performance.
FULLY CONTROLLABLE IN BIOS AND SOFTWARE
MSI motherboards let you manage speeds and temperatures for all your system and CPU fans. Total Fan Control allows you check your primary system characteristics in a simplified graphical interface. You can also set up to 4 temperature targets for CPU and motherboard, which will adjust the fan speeds automatically.
OPTIMIZED FOR WATER COOLING
Designed to support the most popular All-In-One & customized water cooling solutions on the market. A dedicated water pump PIN header supports up to 3 amp, giving you full control of the water pump speed. A clearly marked ‘keep-out-zone’ allows for easy and safe installation and a perfect fit.
EASY BIOS RECOVERY WITH FLASH BIOS BUTTON
Run into trouble when updating your BIOS? Simply flash the old BIOS version back and continue working within minutes with Flash BIOS Button. Flash BIOS Button even works without a CPU, memory or graphics card installed!
EZ DEBUG LED
Run into trouble? Onboard LEDs for key components will indicate the source of the problem so you know exactly where to look to get up and running again.
XL CLIP
The enlarged PCI-E clip helps you swap or remove your devices easier. Keep the PCI-E slot stronger and safer.
EASY TO ARRANGE YOUR CABLES
Not clever at cable arrangement? MSI Atypical PCB design not only the identity of stylish but also makes SATA and USB cable routing easier. Arranges cable neatly even you are not familiar with system build.
FORTIFY YOUR SYSTEM WITH PCI-E STEEL ARMOR
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.
ULTIMATE MOTHERBOARD PROTECTION
Double ESD protection doubles up the grounding layer around the mounting holes, preventing static discharge surges from damaging the motherboard.
CONNECTIVITY
The most important thing of DIY is expandability. MSI PRO series motherboards feature plenty possibility for prosumers’ need. Stable LAN, faster storage and USB transfer speed and other expandable connectors are ready to enlarge your flexibility.
FAST AND FUTURE-READY STORAGE
MSI PRO series motherboards support all the latest storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier.
LIGHTNING GEN 4 M.2
Utilizing 3rd Gen Ryzen processors, MSI B550 motherboards feature latest Lightning Gen 4 M.2 which is the fastest onboard storage solution on the market with up to 64 Gb/s transfer speed.
MAXIMIZE YOUR USB DEVICE PERFORMANCE
Read and write your files over U
| BIOS |
| Clear CMOS jumper: |
| Expansion slots |
| Number of M.2 (M) slots: 2 |
| PCI Express x1 (Gen 3.x) slots: 2 |
| PCI Express x16 (Gen 3.x) slots: 1 |
| PCI Express x16 (Gen 4.x) slots: 1 |
| Features |
| Audio chip: Realtek ALC892 |
| Audio output channels: 7.1 channels |
| Component for: PC |
| Motherboard chipset: AMD B550 |
| Motherboard chipset family: AMD |
| Motherboard form factor: ATX |
| Number of mounting holes: 9 |
| Graphics |
| Maximum graphics card memory: 16000 MB |
| Maximum resolution: 4096 x 2160 pixels |
| Parallel processing technology support: 2-Way CrossFireX |
| Internal I/O |
| 12V power connector: |
| ATX Power connector (24-pin): |
| Chassis intrusion connector: |
| CPU fan connector: |
| Front panel audio connector: |
| Number of chassis fan connectors: 6 |
| Number of SATA III connectors: 6 |
| RGB LED pin header: |
| TPM connector: |
| USB 2.0 connectors: 2 |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors: 1 |
| Logistics data |
| Harmonized System (HS) code: 84733020 |
| Memory |
| ECCECC means Error Correction Code, and it is memory that is able to detect and correct some memory errors without user intervention.: |
| Maximum internal memory: 128 GB |
| Memory channels: Dual-channel |
| Memory slots type: DIMM |
| Non-ECC: |
| Number of memory slots: 4 |
| Supported memory clock speeds: 1866,2133,2400,2667,2800,2933,3000,3066,3200,3466,3600,3733,3866,4000,4133,4266,4400,4800 MHz |
| Supported memory types: DDR4-SDRAM |
| Network |
| Ethernet interface type: Gigabit Ethernet |
| Ethernet LAN: |
| LAN controller: Realtek 8111H |
| Wi-FiPopular technology that allows an electronic device to exchange data or connect to the internet wirelessly using radio waves.: |
| Other features |
| WeightWeight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and/or supplies.: 1 kg |
| Packaging content |
| Cables included: SATA |
| Drivers included: |
| Processor |
| Compatible processor series: 3rd Generation AMD Ryzen™ 3, 3rd Generation AMD Ryzen 5, 3rd Generation AMD Ryzen™ 7, 3rd Generation AMD Ryzen™ 9 |
| Maximum number of SMP processors: 1 |
| Processor manufacturer: AMD |
| Processor socket: Socket AM4 |
| Rear panel I/O ports |
| DisplayPorts quantity: 1 |
| Ethernet LAN (RJ-45) ports: 1 |
| HDMI ports quantity: 1 |
| PS/2 ports quantity: 1 |
| USB 2.0 ports quantity: 4 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity: 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 1 |
| Storage controllers |
| RAID levels: 0, 1, 10 |
| Supported storage drive interfaces: SATA III |
| Supported storage drive types: HDD & SSD |
| Weight & dimensions |
| DepthThe distance from the front to the back of something.: 244 mm |
| HeightThe measurement of the product from head to foot or from base to top.: 65 mm |
| WidthThe measurement or extent of something from side to side.: 305 mm |
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