All stock codes associated to this product
B550-A PRO, B550A PRO, 4940021, MBMB550APRO, MBM-B550-A-PRO, II42363, MBMSB550APRO, MBMS-B550A-PRO, 4719072733667
MSI B550-A Pro Motherboard
Overview
- 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 Gen4 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 PCI-E slots. Supports 2-Way AMD
Crossfire
- Dragon Center: A brand new software which integrates all MSI exclusive
tools with user friendly user interface.
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
Worlds 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.
AUTODETECT DC OR PWM MODE WITH HYSTERESIS
MSI fan headers automatically detect fans running in DC or PWM mode for
optimal tuning of fan speeds and silence. Hysteresis also makes your fans spin
up fluently to make sure your system stays silent, no matter what.
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.
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.
EXPERIENCE MORE
MSI PRO series motherboards are 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 highest 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.
10 + 2 + 1 DIGITAL POWER WITH DOUBLER DESIGN
Unleash and sustain maximum performance with an aggressive VRM design built
with a total of 10 phases Digital Power with Doubler Design. Combining exclusive
Core Boost technology, PRO series motherboard is ready to sustain heavy daily
work.
LIGHTNING GEN 4 PCI-E
MSI lightning Gen 4 PCI-E is the latest and the fastest PCI-E data transfer
solution with 64GB/s of unidirectional transfer bandwidth that has doubled
compared to its previous generation. PCIe 4.0 maintains both backward and
forward compatibility with older and newer specifications. Optimized by steel
armor design and server grade PCB, you can enjoy next-gen devices without any
compromise.
A HUGE STEP OF DDR PERFORMANCE
MSI OC LAB does not merely work hard on extreme overclocking. Compared to
B450 motherboard memory A-XMP profile, MSI does have great improvement on
performance and efficiency for B550 motherboards. Easy to enable A-XMP profile
with auto power settings to get the best memory speed and stability.
CORE BOOST
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.
Specifications
|
SOCKET |
AM4 |
|
CPU
(MAX SUPPORT) |
RYZEN
9 |
|
CHIPSET |
AMD
B550 Chipset |
|
DDR4
MEMORY |
1866/
2133/ 2400/ 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 3600/ 3733/ 3866/
4000/ 4133/ 4266/ 4400 + Mhz by JEDEC and A-XMP OC
MODE |
|
MEMORY
CHANNEL |
Dual |
|
DIMM
SLOTS |
4 |
|
MAX
MEMORY (GB) |
128 |
|
PCI-E
X16 |
2 |
|
PCI-E
GEN |
Gen4
/ Gen3 |
|
PCI-E
X1 |
2 |
|
SATAIII |
6 |
|
M.2
SLOT |
2 |
|
RAID |
0/1/10 |
|
TPM
(HEADER) |
1 |
|
LAN |
1x
Realtek RTL8111H Gigabit LAN |
|
USB
3.2 PORTS (FRONT) |
1(Gen
1, Type C), 2(Gen 1, Type A) |
|
USB
3.2 PORTS (REAR) |
1(Gen
2, Type C), 1(Gen 2, Type A), 2(Gen 1, Type A) |
|
USB
2.0 PORTS (FRONT) |
4 |
|
USB
2.0 PORTS (REAR) |
4 |
|
SERIAL
PORTS(FRONT) |
1 |
|
AUDIO
PORTS (REAR) |
6
HD audio connectors |
|
DISPLAYPORT |
1 |
|
HDMI |
1 |
|
DIRECTX |
12 |
|
FORM
FACTOR |
ATX |
|
CROSSFIRE |
Y |
|
OPERATING
SYSTEM |
Support
for Windows 10 64-bit |
