MSI PRO B550-A PRO AM4 AMD B550 SATA 6Gb/s ATX AMD Motherboard For Sale
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MSI PRO B550-A PRO AM4 AMD B550 SATA 6Gb/s ATX AMD Motherboard:
$109.99
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 PROModelBrandMSISeriesPROModelB550-A PROSupported CPUCPU Socket TypeAM4CPU TypeSupports AMD Ryzen 5000 Series / 4000 G-Series / 3000 Series processors ** Not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G.ChipsetsChipsetAMD B550MemoryNumber of Memory Slots4x288pin (DDR4)Memory StandardDDR4 4400+ / 4266 / 4133 / 4000 / 3866 / 3733 / 3600 / 3466 / 3200 / 3066 / 3000 / 2933 / 2800 / 2667 by A-XMP OC MODEDDR4 3200 / 3066 / 3000 / 2933 / 2800 / 2667 / 2400 / 2133 / 1866 by JEDEC1DPC 1R Max speed 48001DPC 2R max speed 38662DPC 1R max speed 40002DPC 2R max speed 3600Maximum Memory Supported128GBChannel SupportedDual ChannelECC SupportedNon-ECCBuffer SupportedUn-bufferedExpansion SlotsPCI Express 4.0 x161 x PCI Express 4.0 x16** Actual support may vary by CPU.PCI Express 3.0 x161 x PCI Express 3.0 x16** Supports x4 speed.* When installing PCIe SSD in M.2_2, PCI_E3 slot will be unavailable.PCI Express x12 x PCIe 3.0 x1Storage DevicesSATA 6Gb/s6 x SATA 6Gb/sM.22 x M.2 slots (Key M):M2_1 slot (from AMD Processor):Supports PCIe 4.0/3.0 x4 *Supports SATA 6Gb/sSupports 2242/2260/2280/22110 storage devicesM2_2 slot (from AMD B550 chipset):Supports PCIe 3.0 x4Supports 2242/2260/2280 storage devices* The supported specification depends on installed processor.SATA RAID0/1/10Onboard VideoOnboard Video ChipsetSupported only by CPU with integrated graphicOnboard AudioAudio ChipsetRealtek ALC892/ALC897Audio Channels7.1 ChannelsOnboard LANLAN ChipsetRealtek RTL8111HMax LAN Speed10/100/1000MbpsRear Panel PortsBack I/O Ports1 x DisplayPort1 x HDMI1 x LAN (RJ45)1 x PS/2 Keyboard/Mouse Combo1 x USB 3.2 Gen 2 Type-A1 x USB 3.2 Gen 2 Type-C2 x USB 3.2 Gen 1 Type-A4 x USB 2.0/1.16 x Audio JacksFlash BIOS ButtonInternal I/O ConnectorsOnboard USB1 x USB 3.2 Gen 1 5Gbps Type-C port1 x USB 3.2 Gen 1 5Gbps connector (supports additional 2 USB 3.2 Gen 1 5Gbps ports)2 x USB 2.0 connectors (supports additional 4 USB 2.0 ports)Other Connectors1 x 4-pin CPU fan connector1 x 4-pin water-pump fan connector6 x 4-pin system fan connectors1 x Front panel audio connector2 x System panel connectors1 x Chassis Intrusion connector1 x 4-pin RGB LED connector2 x 3-pin RAINBOW LED connectors1 x TPM module connector1 x Clear CMOS jumperPhysical SpecForm FactorATXLED LightingRGBDimensions (W x L)12.0" x 9.6"Power Pin1 x 24-pin ATX main power connector1 x 8-pin ATX 12V power connectorWindows 11 CompatibilityWindows 11SupportedFeaturesFeaturesSupports AMD Ryzen 5000 & 3000 Series desktop processors (not compatible with AMD Ryzen 5 3400G & Ryzen 3 3200G) and AMD Ryzen 4000 G-Series desktop processorsSupports DDR4 Memory, up to 4400(OC) MHzLightning Fast Experience: PCIe 4.0, Lightning Gen4 x4 M.2 with M.2 Shield Frozr, AMD Turbo USB 3.2 Gen 2Premium 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 worksPowerful Design: Core Boost, Digital PWM IC, 2oz Thickened Copper PCB, Creator Genie, DDR4 BoostAudio Boost: Reward your ears with studio grade sound qualityMulti-GPU: With Steel armor PCI-E slots. Supports 2-Way AMD CrossfireDragon Center: A brand new software which integrates all MSI exclusive tools with user friendly user interfaceShippingEnjoy fast and reliable shipping when you buy your products from Newegg. Our ordering and shipping services are among the best in the industry due to short processing times and a variety of shipping methods. Your orders are packaged at one of the many local warehouses across the country, minimizing delivery times and ensuring you get your purchases as soon as possible.PaymentsNewegg has partnered with PayPal to offer you the very best in payment services. PayPal allows you to buy with confidence, knowing your payments are processed quickly and securely with state-of-the-art encryption technology.ReturnReturns are subject to restocking fees of 15% - 30% of the purchase price and return shipping fees. For products that are eligible for return for replacement, the return shipping labels are free for returns for replacement of the same item within the applicable return policy period. Newegg does NOT charge for restocking fees or return shipping labels for returns of defective products, or if you received the wrong product, the product did not match what was shown on the Site, or we made some other shipping error, provided the item is returned within its return policy period, and in accordance with the Return Policy.
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