MSI B550-A Pro Desktop PC Motherboard

MSI B550-A Pro Desktop PC Motherboard

The MSI B550-A Pro Desktop PC Motherboard 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.

 

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 run in full speed with MSI motherboards.

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.

PCB WITH 2OZ THICKENED COPPER

An enhanced PCB design with 2oz thickened copper increases conductivity, improving heat dissipation and performance reliability especially during overclocking.

B550-A PRO

Supports AMD Ryzen™ 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen™ 5 3400G & Ryzen™ 3 3200G) and AMD Ryzen™ 4000 G-Series desktop processors
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 that integrates all MSI exclusive tools with a user-friendly user interface.

Specifications

CPU (MAX SUPPORT)
RYZEN 9

SOCKET
AM4

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)
Realtek® ALC892/ALC897 Codec

DISPLAYPORT
1

HDMI
1

DIRECTX
12

FORM FACTOR
ATX

CROSSFIRE
Y

OPERATING SYSTEM
Support for Windows® 10 64-bit