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

• Ready for 3rd Gen AMD Ryzen™ processors and beyond.
• AMD B550 chipset is not compatible with AMD Ryzen™ 5 3400G & AMD Ryzen™ 3 3200G processors.

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.

FEATURES

• AMD AM4 socket: Ready for 3rd Gen AMD Ryzen™ 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

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.

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.

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.

SPECIFICATIONS

• CPU: Build in AMD AM4 Socket 3rd Gen AMD Ryzen™ 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.
• Graphic:
  • 1 x D-Sub
  • 1 x DVI-D
  • 1 x HDMI 2.1(4K@60HZ)
• Expansion Slots:
  • 3rd Gen AMD Ryzen™ Processors 1 x PCIe 4.0 x16 (x16 mode)
  • AMD B550 Chipset 2 x PCIe 3.0 x1
• Storage:
  • 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 2242/2260/228­0/22110(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 (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 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
• 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)
• Software Features:
  • ASUS Exclusive Software
  • Armoury Crate
    • Aura Creator
    • Aura Sync
  • AI Suite 3
    • Performance And Power Saving Utility
  • TurboV EVO
  • EPU
  • Digi+ VRM
  • Fan Xpert 2+
    • EZ update
  • ASUS CPU-Z
  • AI Charger
  • DAEMON Tools
  • 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
• ASUS Special Features:
  • ASUS 5X PROTECTION III
    • ASUS DIGI+ VRM
    • ASUS LANGuard
    • ASUS Overvoltage Protection
    • ASUS SafeSlot Core
    • ASUS Stainless-Steel Back I/O
  • ASUS Q-Design
    • ASUS Q-DIMM
    • ASUS Q-Slot
  • ASUS Thermal Solution
    • Aluminum heatsink design
  • AURA Sync
    • Standard RGB headers
    • Addressable Gen 2 RGB header
  • ASUS Lighting Control
• 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 & PCIe 4.0 x4 mode)
  • 1 x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 × 4 mode)
  • 1 x SPI TPM header
  • 4 x SATA 6Gb/s connector(s)
  • 1 x S/PDIF out header(s)
  • 1 × 24-pin EATX Power connector(s)
  • 1 × 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 )