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AMD B550 (Ryzen AM4) micro ATX gaming motherboard with PCIe 4.0, dual M.2, 10 DrMOS power stages, Intel WiFi 6, 2.5 Gb Ethernet, HDMI, DisplayPort, SATA 6 Gbps, USB 3.2 Gen 2 Type-A and Type-C, and Aura Sync RGB lighting support

CPU
  • AMD AM4 Socket for AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors 
Chipset
  • AMD B550
Memory
  • 3rd Gen AMD Ryzen Processors
  • 4 x DIMM, Max. 128GB, DDR4 4600(O.C) / 4400(O.C) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C.) / 3333(O.C.) / 3200 / 3000 / 2800 / 2666 / 2400 / 2133 MHz Un-buffered Memory
  • Next Generation AMD Ryzen PRO Processors
  • 4 x DIMM, Max. 128GB, DDR4 4800(O.C.) / 4600(O.C) / 4466(O.C.) / 4400(O.C) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C.) / 3333(O.C.) / 3200 / 3000 / 2800 / 2666 / 2400 / 2133 MHz Un-buffered Memory
  • Dual Channel Memory Architecture
  • ECC Memory (ECC mode) support varies by CPU.
Onboard Graphics
  • 1  x DisplayPort 1.2
  • 1  x HDMI 2.1(4K@60HZ)
Audio
  • Realtek ALC S1200A 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
    Exclusive DTS Custom for GAMING Headsets.
    Optical S/PDIF out port(s) at back panel
    Audio cover
    Audio Shielding
    Dedicated audio PCB layers
    Premium Japanese audio capacitors
LAN
  • Realtek RTL8125B 2.5Gb Ethernet
  • TUF LANGuard
Wireless Communication Module
  • Intel Wi-Fi 6 AX200
    2x2 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 v5.1
    * BT 5.1 function will be ready in Windows 10 build 19041 or later.
Expansion Slots

3rd Gen AMD Ryzen Processors

  • 1 x PCIe 4.0 x16 (x16 mode)

AMD B550 Chipset

  • 1 x PCIe 3.0 x16 (x4 mode)
  • 1 x PCIe 3.0 x1
    * PCIEX16_2 will run x2 mode when PCIEX1 is used.
    * Support PCIe bifurcation for RAID on CPU function.
Multi-Graphics Technology
  • Supports AMD 2-Way CrossFireX Technology
Storage Interface

Total supports 2 x M.2 slots and 4 x SATA 6Gb/s ports

3rd Gen AMD Ryzen Processors

  • 1 x M.2 Socket 3, with M Key, Type 2242/2260/2280 (PCIE 4.0 x4 and SATA modes) storage devices support

AMD B550 Chipset

  • 1 x M.2 Socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 3.0 x4 and SATA modes) storage devices support
  • 4 x SATA 6Gb/s port(s),
  • Support Raid 0, 1, 10
USB

Rear USB Port ( Total 8  )

  • 2 x USB 3.2 Gen 2 port(s)(1 x Type-A +1 x USB Type-C)
  • 4 x USB 3.2 Gen 1 port(s)(4 x Type-A)
  • 2 x USB 2.0 port(s)(2 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)
Internal I/O Connectors
  • 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 storage devices support (SATA & PCIE 4.0 x 4 mode)
  • 1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)
  • 1 x SPI TPM header
  • 4 x SATA 6Gb/s connector(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
Back Panel Connectors
  • 1 x PS/2 keyboard/mouse combo port(s)
  • 1 x DisplayPort
  • 1 x HDMI
  • 1 x LAN (2.5G) port(s)
  • 2 x USB 3.2 Gen 2 (teal blue) (1 x Type-A+1 x USB Type-C)
  • 4 x USB 3.2 Gen 1 (blue) Type-A
  • 2 x USB 2.0
  • 1 x Optical S/PDIF out
  • 5 x Audio jack(s)
  • 1 x BIOS FlashBack Button(s)
  • 1 x ASUS Wi-Fi Module
I/O Controller
  • N/A
H/W Monitoring
  • Voltage detection
  • Temperature detection
  • Fan speed detection
  • Overheating warning
  • Fan fail warning
  • Fan speed control
    * Whether the fan speed control function is supported will depend on the fan you install.
BIOS
  • 256 Mb Flash ROM, UEFI AMI BIOS
Unique Features
  • ASUS TUF PROTECTION
    ASUS DIGI+ VRM (Digital power design with Dr. MOS)
    ASUS Enhanced DRAM Overcurrent Protection
    ASUS ESD Guards
    TUF LANGuard
    ASUS Overvoltage Protection
    ASUS SafeSlot
    ASUS Stainless-Steel Back I/O
  • ASUS Q-Design
    ASUS Q-DIMM
    ASUS Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
    ASUS Q-Slot
  • ASUS Thermal Solution
    Aluminum M.2 heatsink
  • ASUS EZ DIY
    BIOS FlashBack button
    BIOS FlashBack LED
    Procool
  • AURA Sync
    Standard RGB headers
    Addressable Gen 2 RGB header
  • ASUS Exclusive Software
  • Armoury Crate
    Aura Creator
    Aura Sync
    AI Noise Cancelling Microphone
  • AI Suite 3
    Performance And Power Saving Utility
  • TurboV EVO
  • EPU
  • Digi+ VRM
  • Fan Xpert 2+
    EZ update
  • TUF GAMING CPU-Z
  • AI Charger
  • ASUS Turbo LAN
  • DAEMON Tools
  • DTS Custom for GAMING Headsets
  • Norton Anti-virus software (Free Trial for 60 days)
  • WinRAR
  • UEFI BIOS
  • ASUS EZ DIY
    ASUS CrashFree BIOS 3
    ASUS EZ Flash 3
    ASUS UEFI BIOS EZ Mode
Bundled Software
  • Driver and software disc
Operating System
  • Windows 10 64-bit
Form Factor
  • Micro-ATX Form Factor, 24.4cm x 24.4cm

Manufacturer
Manufacturer's WebsiteLink *
Product WebsiteLink *
Warranty Information
Warranty Duration3 Years
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ASUS TUF GAMING B550M-PLUS (WI-FI), AMD B550 Chipset, Socket AM4, Micro ATX Desktop Motherboard

  • Product Code: 90MB1490-M0EAY0
  • Availability: Out Of Stock leadtimeTooltip Lead Times:
    • In Stock with Progenix: Ready for collection/dispatch once payment clears. The cut-off for same-day dispatch is 12:00pm on business days.
    • In Stock with Supplier: 1-3 business days until dispatched or ready for collection
    • Out Of Stock: Contact us to see if this item will be restocked.
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