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

AMD AM4 socket: Ready for Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors

Enhanced power solution: 8+2 DrMOS power stages, ProCool connector, military-grade TUF components, and DIGI+ VRM for maximum durability

Comprehensive cooling: VRM heatsinks, PCH fanless heatsink, M.2 heatsink, hybrid fan headers and Fan Xpert 2+ utility

Ultrafast connectivity: PCIe 4.0 M.2, USB 3.2 Gen 2 Type-A and Type-C® support

Made for online gaming: Wi-Fi 6, Realtek 2.5Gb Ethernet, and TUF LANGuard

Two-Way AI Noise Cancelation: Reduces background noise from the microphone and audio output for crystal-clear communication in games or video conferences

CPU: AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series Desktop Processors

Chipset: AMD B550 Chipset

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.

Graphics:

• 1 x DisplayPort**
• 1 x HDMI® port***
• * Graphics specifications may vary between CPU types.
• ** Supports max. 4K@60Hz as specified in DisplayPort 1.2.
• *** Supports 4K@60Hz as specified in HDMI 2.1.

Expansion Slots:

• AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors: 1 x PCIe 4.0 x16 slot (supports x16 mode)*
• AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors: 1 x PCIe 3.0 x16 slot (supports x16 mode)*
• AMD B550 Chipset: 1 x PCIe 3.0 x16 slot (supports x4 mode)**, 1 x PCIe 3.0 x1 slot**
• * Support PCIe bifurcation for RAID on CPU function.
• ** PCIEX16_2 will run x2 mode when PCIEX1 slot is used.

Storage:

• Supports 2 x M.2 slots and 4 x SATA 6Gb/s ports
• AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors: M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 & SATA modes)
• AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors: M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes)
• AMD B550 Chipset: M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes), 4 x SATA 6Gb/s ports
• Support RAID 0, 1, 10

Ethernet: 1 x Realtek 2.5Gb Ethernet, TUF LANGuard

Wireless & Bluetooth: 2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax) + BT5.2

USB:

• Rear USB: Total 8 ports
  • 2 x USB 3.2 Gen 2 ports (1 x Type-A + 1 x USB Type-C®)
  • 4 x USB 3.2 Gen 1 ports (4 x Type-A)
  • 2 x USB 2.0 ports (2 x Type-A)
• Front USB: Total 6 ports
  • 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
  • 2 x USB 2.0 headers support additional 4 USB 2.0 ports

Audio:

• Realtek 7.1 Surround Sound High Definition Audio CODEC
• Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
• Supports up to 24-Bit/192 kHz playback
• Audio Features:
  • Audio Shielding
  • Rear optical S/PDIF out port
  • Premium audio capacitors
  • Dedicated audio PCB layers
  • Audio cover

Back Panel I/O Ports:

• 2 x USB 3.2 Gen 2 ports (1 x Type-A + 1 x USB Type-C®)
• 4 x USB 3.2 Gen 1 ports (4 x Type-A, one port can be switched to USB BIOS FlashBack™)
• 2 x USB 2.0 ports (2 x Type-A)
• 1 x DisplayPort
• 1 x HDMI® port
• 1 x Wi-Fi Module
• 1 x Realtek 2.5Gb Ethernet port
• 5 x Audio jacks
• 1 x Optical S/PDIF out port
• 1 x BIOS FlashBack™ button
• 1 x PS/2 Keyboard/Mouse combo port

Internal I/O Connectors:

• Fan and Cooling related:
  • 1 x 4-pin CPU Fan header
  • 1 x 4-pin CPU OPT Fan header
  • 2 x 4-pin Chassis Fan headers
• Power related:
  • 1 x 24-pin Main Power connector
  • 1 x 8-pin +12V Power connector
• Storage related:
  • 2 x M.2 slots (Key M)
  • 4 x SATA 6Gb/s ports
• USB:
  • 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
  • 2 x USB 2.0 headers support additional 4 USB 2.0 ports
• Miscellaneous:
  • 1 x Addressable Gen 2 header
  • 2 x AURA RGB headers
  • 1 x Clear CMOS header
  • 1 x COM Port header
  • 1 x Front Panel Audio header (AAFP)
  • 1 x Speaker header
  • 1 x SPI TPM header (14-1pin)
  • 1 x 10-1 pin System Panel header

Special Features:

• ASUS TUF PROTECTION:
  • DIGI+ VRM (Digital power design with DrMOS)
  • Enhanced DRAM Overcurrent Protection
  • ESD Guards
  • TUF LANGuard
  • Overvoltage Protection
  • SafeSlot
  • Stainless-Steel Back I/O
• ASUS Q-Design:
  • Q-DIMM
  • Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
  • Q-Slot
• ASUS Thermal Solution:
  • M.2 heatsink
  • VRM heatsink design
• ASUS EZ DIY:
  • BIOS FlashBack™ button
  • BIOS FlashBack™ LED
  • ProCool
• AURA Sync:
  • AURA RGB headers
  • Addressable Gen 2 header

Software Features:

• ASUS Exclusive Software:
  • Armoury Crate
  • Aura Creator
  • Aura Sync
  • Two-Way AI Noise Cancelation
  • AI Suite 3
    • Performance And Power Saving Utility
    • TurboV EVO
    • EPU
    • DIGI+ VRM
    • Fan Xpert 2+
    • EZ update
  • TUF GAMING CPU-Z
  • AI Charger
  • DAEMON Tools
  • DTS Custom for GAMING Headsets
  • Norton Anti-virus software (Free Trial version)
  • WinRAR
• UEFI BIOS:
  • ASUS EZ DIY
  • ASUS CrashFree BIOS 3
  • ASUS EZ Flash 3
  • ASUS UEFI BIOS EZ Mode

BIOS: 256 Mb Flash ROM, UEFI AMI BIOS

Manageability: WOL by PME, PXE

Accessories:

• Cables: 2 x SATA 6Gb/s cables
• Miscellaneous:
  • 1 x ASUS Wi-Fi moving antennas
  • 1 x I/O Shield
  • 1 x M.2 Rubber package
  • 1 x M.2 SSD screw package
  • 1 x TUF Gaming sticker
• Installation Media: 1 x Support DVD
• Documentation:
  • 1 x TUF Certification card
  • 1 x User guide

Operating System: Windows® 11 ready, Windows® 10 64-bit

Form Factor: microATX 24.4cm x 24.4cm

Warranty: 3 Years

Note: ***Features, Price and Specifications are subject to change without notice.

PLATFORM: AMD

SOCKET: AM4

Chipset: B550

SUPPORTED MEMORY TYPE: DDR4

MAX MEMORY SUPPORT: 128 GB

FORM FACTOR: mATX