MSI B550-A PRO
- ATX, Socket AM4
- AMD B550, 4x DDR4 up to 128 GB
- 2x PCIe (x16), 2x PCIe (x1), CrossfireX
- 6x SATA3, 2x M.2, GB-LAN
- 2x USB 3.1 Gen1 Typ C, 1x USB 3.1 Gen2, 4x USB 3.1 Gen1, 8x USB2.0
- HDMI, 1x DisplayPort 1.4
Item No.:2303-9CC, Manufacturer's no.:7C56-002R
Available since: June 2020
Item No.:2303-9CC, Manufacturer's no.:7C56-002R
You save 30,10 €
TIPOrder as well
Arctic MX-6 + 5,90 €
ARCTIC MX-4 Wärmeleitpaste 2019 Edi... + 4,90 €
Available at short notice
Delivery time 3-7 business days
PRO series helps users work smarter by delivering an efficient and productive experience. Featuring stable functionality and high-quality assembly, PRO series motherboard provides not only optimized professional workflows but also less troubleshooting and longevity.
- Support for 3rd Gen AMD Ryzen processors and future AMD Ryzen processors with BIOS update
- Supports DDR4 memory, up to 4400 (OC) MHz
- Lightning-fast experience: PCIe 4.0, Lightning Gen 4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 Gen 2
- Premium thermal solution: extended heatsink design with additional choke thermal pad and 7W/mK pad, and M.2 Shield Frozr are built for high-performance system and non-stop works
- Powerful design: Core Boost, Digital PWM IC, 2oz thickened copper PCB, Creator Genie, DDR4 Boost
- Audio Boost: reward your ears with studio-grade sound quality
- Multi-GPU: with steel armor PCIe slots
- Supports 2-way AMD CrossFire
- Turbo USB
Featuring the Turbo USB 3.2 Gen 2 10Gbps with reversible Type-C connector.
- DDR4 Boost
The fully isolated DDR circuit with Interdigital Tabbed Routing to deliver pure data signals and improve signal reliability at high frequencies.
- Lightning Gen 4 solution
The Gen 4 PCI-E and M.2 solution with up to 64GB/s bandwidth for maximum transfer speed.
- Flash BIOS button
Simply use a USB key to flash any BIOS within seconds, without installing a CPU, memory, or graphics card.
- Core Boost Technology
Combining premium layout design, that is ready for unleashing the maximum performance.
- Digital PWM
The high-quality component digital power IC makes sure your system runs smoothly under most extreme conditions.
- PCIe steel armor
Protecting VGA cards against bending and EMI for better performance, stability, and strength.
- 7W/mK thermal pad
Premium 7W/mK thermal pad covered both MOSFET and chokes, provides better heat transfer to the heatsink.
- M.2 Shield Frozr
Strengthened built-in M.2 thermal solution. Keeps M.2 SSDs safe while preventing throttling, making them run faster.
- Pump fan support
Control water-cooling pump speeds for best flow and noise control.
- Extended heatsink
MSI extended PWM and enhanced circuit design ensures even high-end processors to run at full speed.
- User-friendly design
MSI motherboard features 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. It 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 at full speed with MSI motherboards.
The most important thing about DIY is expandability. MSI PRO Series motherboard features plenty of possibility for prosumers' needs. 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 motherboard supports all the storage standards, which allows users to connect any ultra-fast storage device. Higher efficiency makes your work easier.
- Experience more
MSI PRO Series motherboard is designed to satisfy any professional workflow. Elevate your listening pleasure and enjoy extreme sound quality. Moreover, with years of experience in creating performance enhancing tools that are easy to use, only the high-quality applications are at your disposal. The extensive features let you fine-tune your system to deliver reliable maximum performance.
- PCB with 2oz thickened copper
An enhanced PCB design with 2oz thickened copper increases conductivity, improving heat dissipation and performance reliability especially during overclocking.
- ProcessorSocket AM4
- integrated CPUNo
- Form factorATX
- Chipset TypeAMD B550
- RAM Sockets4
- RAM technologyDDR4
- Max. RAM128 GB
- PCIe x16 Slots2
- Max. PCIe x16 Version4.0
- PCIe x4 SlotsNo
- PCIe x1 Slots2
- PCI SlotsNo
- SATA3 Connectors6
- SATA3 RAIDYes
- SATA2 ConnectorsNo
- SATA2 RAIDNo
- M.2 SlotYes
- Total no. of M.2 ports2
- Thunderbolt connectorsNo
- USB Typ C ports2x USB 3.1 Gen1 Type C
- USB 3.1 Gen2 connectors (USB3.1)1
- USB 3.1 Gen1 connectors (USB3.0)4
- USB 2.0 Connectors8
- Sound OnboardYes
- SLI supportNo
- Crossfire supportedYes
- Special Features1x DisplayPort 1.4
Any described warranty is supplied by the manufacturer of this article and is provided at least in germany. The full warranty information, including the coverage and requirements to claim the warranty is detailed on the manufacturers website. You can find a link to this site on our brand overview. More information about warranties.
Frequently Asked Questions