Asus AMD Prime B550 M-A Wifi Ryzen AM4 Micro ATX Motherboard

 25,900

In stock

  • AMD AM4 socket: Ready for Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors
  • Comprehensive cooling: VRM heatsink, PCH heatsink, and Fan Xpert 2
  • Ultrafast connectivity: Dual M.2, PCIe 4.0, Intel® WiFi 6, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A
  • Aura Sync RGB: Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardware
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Asus AMD B550 (Ryzen AM4) micro ATX motherboard with dual M.2, PCIe 4.0, Intel® WiFi 6, 1 Gb Ethernet, HDMI/D-Sub/DVI, SATA 6 Gbps, USB 3.2 Gen 2 Type-A, and Aura Sync RGB headers support

ASUS Prime series is expertly engineered to unleash the full potential of 3rd Generation AMD Ryzen platform. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B550 series motherboards provide daily users and DIY PC builders a range of performance tuning options via intuitive software and firmware features.

Tune It Your Way

Comprehensive controls form the foundation of the ASUS Prime series. The Prime B550 motherboard packs flexible tools to tune every aspect of your system, enabling you to tweak performance settings to perfectly match the way you work – maximizing your productivity.

Cool to the Core

Prime B550 series is engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads.

VRM Heatsink and Thermal Pads

A VRM heatsink with an underneath a thermal pad improves heat transfer from the MOSFETs and chokes for better cooling performance.

Build on a Solid Foundation

Prime B550 motherboard provides all the fundamentals to boost daily productivity, so your system will be ready for action with stable power, intuitive cooling, and flexible transfer options.

PCIe 4.0 M.2 (up to 64 Gbps)

Achieve speed with onboard M.2

PCIe 4.0 M.2 Slot supports up to 22110 and provides NVMe SSD RAID support for an incredible performance boost. Create a RAID configuration with up to PCIe 4.0 storage device to enjoy the fastest data-transfer speeds on the 3rd Generation AMD Ryzen platform.

Little Things Make a Big Difference

Prime B550 series adds the nuanced details that improve every experience, from exclusive codecs that provide pristine audio quality to intuitive RGB lighting controls that let you customize your system to create a uniquely personal look.

Outstanding Audio

Combined onboard features deliver elevated audio

Intelligent design and premium hardware create audio quality, unlike anything you’ve ever experienced.

Audio Shielding

  • Separates analog/digital signal domains, significantly reducing multi-lateral interference.

Separate Layer for Left and Right Tracks

  • Ensures minimal crosstalk between audio paths.

Premium Japanese Capacitors

  • Premium parts provide an immersive sound signature, with exceptional fidelity.

CPU

  • Build-in AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors *
  • Refer to www.asus.com for the CPU support list
  • Chipset
  • AMD B550

Memory

  • 4 x DIMM, Max. 128GB, DDR4 4866(O.C)/4800(O.C.)/4600(O.C)/4466(O.C.)/4400(O.C)/4333(O.C.)/4266(O.C.)/4200(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3400(O.C.)/3333(O.C.)/3200/3000/2933/2800/2666/2400/2133 MHz Memory *
  • Dual Channel Memory Architecture
  • ECC Memory (ECC mode) support varies by CPU.
  • Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.

Graphic

  • x D-Sub
  • x DVI-D
  • x HDMI 2.1(4K@60HZ)
  • *Graphics specifications may vary between CPU types.
  • Expansion Slots
  • AMD Ryzen™ 5000 Series/ 3000 Series Desktop

Processors

  • 1 x PCIe 4.0 x16 (x16 mode)
  • AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop

Processors

  • 1 x PCIe 3.0 x16 (x16 mode)
  • AMD B550 Chipset
  • 2 x PCIe 3.0 x1

Storage

  • Total supports 2 x M.2 slot(s) and 4 x SATA 6Gb/s ports
  • AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors :
  • 1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110(PCIe 4.0 x4 and SATA modes) storage devices support
  • AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors :
  • 1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110(PCIe 3.0 x4 and SATA modes) storage devices support
  • AMD B550 Chipset :
  • 1 x M.2_2 socket 3, with M Key, Type 2242/2260/2280 (PCIe 3.0 x4 and SATA modes) storage devices support
  • 4 x SATA 6Gb/s port(s),
  • Support Raid 0, 1, 10

LAN

  • Realtek RTL8111H 1Gb Ethernet
  • Wireless Data Network
  • Intel® Wi-Fi 6 AX200
  • 2×2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax) support 1024QAM/OFDMA/MU-MIMO
  • Supports up to 2.4Gbps max data rate
  • Supports dual band frequency 2.4/5 GHz
  • Supports channel bandwidth: HT20/HT40/HT80/HT160
  • Supports PCIe interface
  • Bluetooth
  • Bluetooth v5.1*
  • *BT 5.1 function will be ready in Windows 10 build 19041 or later.

Audio

  • Realtek ALC887/897 7.1 Surround Sound High Definition Audio CODEC
  • Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback
  • Audio Feature :
  • LED-illuminated design
  • Audio Shielding
  • Dedicated audio PCB layers
  • Premium Japanese audio capacitors
  • Choose the chassis with an HD audio module in the front panel to support 8-channel audio output.

LAN

  • Realtek RTL8111H 1Gb Ethernet
  • Wireless Data Network
  • Intel® Wi-Fi 6 AX200
  • 2×2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax) support 1024QAM/OFDMA/MU-MIMO
  • Supports up to 2.4Gbps max data rate
  • Supports dual band frequency 2.4/5 GHz
  • Supports channel bandwidth: HT20/HT40/HT80/HT160
  • Supports PCIe interface

Bluetooth

  • Bluetooth v5.1*

*BT 5.1 function will be ready in Windows 10 build 19041 or later.

Audio

  • Realtek ALC887/897 7.1 Surround Sound High Definition Audio CODEC
  • Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback
  • Audio Feature :
  • LED-illuminated design
  • Audio Shielding
  • Dedicated audio PCB layers
  • Premium Japanese audio capacitors
  • Choose the chassis with HD audio module in front panel to support 8-channel audio output.

USB Ports

  • Rear USB Port ( Total 6 )
  • 2 x USB 3.2 Gen 2 port(s)(2 x Type-A)
  • 4 x USB 3.2 Gen 1 port(s)(4 x Type-A)
  • Front USB Port ( Total 6 )
  • 2 x USB 3.2 Gen 1 port(s)(2 x Type-A)
  • 4 x USB 2.0 port(s)(4 x Type-A)

Back I/O Ports

  • 1 x PS/2 keyboard/mouse combo port(s)
  • 1 x DVI-D
  • 1 x D-Sub
  • 1 x HDMI
  • 1 x LAN (RJ45) port(s)
  • 2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A)
  • 4 x USB 3.2 Gen 1 (blue) Type-A
  • 3 x Audio jack(s)
  • 1 x ASUS Wi-Fi Module

Internal I/O Ports

  • 1 x CPU Fan connector(s)
  • 1 x CPU OPT Fan connector(s)
  • 2 x Chassis Fan connector(s)
  • 2 x Aura RGB Strip Headers
  • 1 x Addressable Gen 2 header(s)
  • 1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s)
  • 2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
  • 1 x M.2 Socket 3 with M Key, type 2242/2260/2280/22110 storage devices support (SATA mode & X4 PCIE mode)
  • 1 x M.2 Socket 3 with M Key, type 2242/2260/2280 storage devices support (SATA mode & X4 PCIE mode)
  • 1 x SPI TPM header
  • 4 x SATA 6Gb/s connector(s)
  • 1 x S/PDIF out header(s)
  • 1 x 24-pin EATX Power connector(s)
  • 1 x 8-pin EATX 12V Power connectors
  • 1 x Front panel audio connector(s) (AAFP)
  • 1 x Clear CMOS jumper(s)
  • 1 x System panel connector
  • 1 x COM port header
  • 1 x Speaker connector

Accessories

  • I/O Shield
  • 2 x SATA 6Gb/s cable(s)
  • 1 x Supporting DVD
  • User manual
  • 1 x Wi-Fi moving antenna
  • 1 x M.2 SSD screw package(s)

BIOS

  • 256 Mb Flash ROM, UEFI AMI BIOS
  • Manageability
  • WOL by PXE

Operating System

  • Windows® 10 64-bit

Form Factor

  • mATX Form Factor
  • 9.6 inch x 9.6  inch ( 24.4  cm x 24.4  cm )