Pristine condition never used open box. Professionally tested to ensure 100% functionality.
B550-A PRO
EXCLUSIVE FEATURES
Flash BIOS Button
Use a USB drive to flash the BIOS even without a CPU or memory.
Core Boost Technology
An optimized power circuit layout is ready to unleash maximum performance.
2oz Thickened Copper PCB
An enhanced PCB material design improves heat dissipation and high-performance capabilities.
Digital PWM
A selection of the highest quality power delivery components lets the system run reliably even under extreme conditions.
PCIe Steel Armor
Reinforced and shielded PCIe slots for strength and stability.
B550-A PRO
PREMIUM THERMAL SOLUTION
7W/mK Thermal Pad
Premium 7W/mK thermal pad covers both the MOSFET and chokes while providing better heat transfer to the heatsink.
Extended Heatsink
Larger heatsink design for cooling and performance.
Pump Fan Support
Control watercooling pump speeds for flowrate and noise control.
M.2 Shield Frozr
Sustain maximum high-speed M.2 SSD data transfer with M.2 SHIELD FROZR and prevent SSD thermal throttling.
B550-A PRO
HIGH-SPEED TRANSMISSION
Turbo USB
Featuring TURBO USB 3.2 GEN 2 10Gbps with reversible Type-C connector.
DDR4 Boost
The memory circuit design has been optimized on a reserved section of the motherboard fully isolated from other circuits.
Lightning Gen 4 Solution
Transfer data lightning fast across Gen 4 PCI-E and M.2 with up to 64GB/s bandwidth.
CORE BOOST
Core Boost combines a reserved zone of optimized circuits and premium power delivery components to create a highly efficient power system capable of precise current output to the CPU.
10 +2 +1 DUET RAIL POWER SYSTEM
Unleash and sustain maximum performance with an aggressive VRM design built to supply stable and steady power delivery.
10 phase Duet Rail Power System
2 phase SOC Power
1 phase APU Power
Digital PWM IC
EXTENDED HEATSINK
An all-metal extended heatsink cover enlarges the heat dissipation surface allowing the CPU power system to reliably drive multi-core processors.
PCB WITH 2OZ THICKENED COPPER
An enhanced PCB material design with 2oz thickened copper increases conductivity, improving heat dissipation and high-performance reliability.
USB TYPE-C READY – REAR IO & FRONT CASE PANEL SUPPORT
Effortlessly plug in devices with reversible USB Type-C.
LIGHTNING GEN4 M.2 WITH M.2 SHIELD FROZR
Sustain maximum M.2 SSD data transfer with M.2 SHIELD FROZR. Prevent SSD thermal throttling with a heatsink that extends across the motherboard.
LIGHTNING GEN 4 SOLUTION
Strike fast with MSI Lightning Gen 4 PCI-E. Attach ultra fast PCI-E 4.0 devices and enjoy up to 64GB/s unidirectional transfer bandwidth.
UNMATCHED MEMORY PERFORMANCE
MSI takes memory stability and performance to the extreme. We’ve designed an optimized memory circuit design for reliability and tested compatibility extensively in partnership with major memory manufacturers.
EASY TO ARRANGE YOUR CABLES
Tuck away SATA and USB cables neatly with MSI Atypical PCB edge.
MULTIPLE GPU SUPPORT AND STEEL ARMOR
B550-A PRO supports AMD CrossFire multi GPU technology. PCI-E slot placements provide optimal airflow for graphics card cooling.
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 counts, Steel Armor shields the point of contact from electromagnetic interference.
Learn more about MSI B550-A PRO
Shipping Information
This item ships to Canada & USA only !
Terms of Sales
We take painstaking care to pack our customers items for maximum safety. All items will usually ship within 24h! All sold items have their serial numbers recorded for fraud prevention and to ensure our shopper can shop with peace of mind.
Returns are only accepted if the item has been misrepresented or is defective. You must contact us within 7 days of receiving item to arrange return. Item must be returned in the same state you received in.