Specifications

• Mfr Part Number: PRIME B550-PLUS
• CPU: Build in AMD AM4 Socket 3rd Gen AMD Ryzen Processors
• Chipset: AMD B550
• Memory:
  • 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 ECC and non-ECC, 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.)/3600(O.C.)/3466(O.C.)/3200/3000/2800/2666/2400/2133 MHz ECC and non-ECC, Un-buffered Memory
  • Dual Channel Memory Architecture
• Graphic:
  • 1 x DisplayPort 1.2
  • 1 x HDMI 2.1(4K@60HZ)
• Multi-GPU Support: Supports AMD 2-Way CrossFireX Technology
• 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)
    - 3 x PCIe 3.0 x1 
• Storage:
  • ​Total supports 2 x M.2 slots and 6 x SATA 6Gb/s ports
  • 3rd Gen AMD Ryzen Processors:
    - 1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support(SATA & PCIe 4.0 x4 mode)
  • AMD B550 Chipset:
    - 1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)
    - 6 x SATA 6Gb/s port(s)
    - Support Raid 0, 1, 10
• LAN:
  • Realtek RTL8111H
  • ASUS LANGuard
• Audio:
  • Realtek ALC887 7.1-Channel High Definition Audio CODEC
    - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback
  • Audio Feature:
    - Optical S/PDIF out port(s) at back panel
    - LED-illuminated design
    - Audio Shielding
    - Dedicated audio PCB layers
    - Premium Japanese audio capacitors
    - Unique de-pop circuit
• USB Ports:
  • 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)
• 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 4
    - 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 Enhanced DRAM Overcurrent Protection
    - ASUS ESD Guards
    - ASUS LANGuard
    - ASUS Overvoltage Protection
    - ASUS SafeSlot Core
    - 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 heatsink design
  • ASUS EZ DIY
    - SafeSlot
  • AURA Sync

    - Standard RGB headers

    - Addressable Gen 2 RGB header
• Back I/O Ports:
  • 1 x DisplayPort
  • 1 x HDMI
  • 1 x LAN (RJ45) 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)
• Internal I/O Ports:
  • 1 x CPU Fan connector(s)
  • 1 x CPU OPT Fan connector(s)
  • 3 x Chassis Fan connector(s)
  • 1 x AIO_PUMP connector
  • 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 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)
  • 1 x SPI TPM header
  • 6 x SATA 6Gb/s connector(s)
  • 1 x Thunderbolt 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 Thermal sensor connector(s)
  • 1 x Clear CMOS jumper(s)
  • 1 x System panel connector
  • 1 x COM port header
• Accessories:
  • User's manual
  • I/O Shield
  • 2 x SATA 6Gb/s cable(s)
  • 1 x Supporting DVD
  • 1 x M.2 SSD screw package(s)
• BIOS: 256 Mb Flash ROM, UEFI AMI BIOS
• Manageability: WOL by PME, PXE
• Operating System: Windows 10 64-bit
• Form Factor: 
  • ATX Form Factor
  • 12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
• Note:​
  • PCIE 3.0 X16_2 runs x2 mode when PCIEX1_2 or PCIEX1_3 slots is populated.
  • M2_2 shares bandwidth with SATA6G_56. When M.2_2 is populated, SATA6G_56 will be disabled.
• *All images and descriptions are for illustrative purposes only. Visual representation of the products may not be perfectly accurate. Product specification, functions and appearance may vary by models and differ from country to country . All specifications are subject to change without notice. Although we endeavor to present the most precise and comprehensive information at the time of publication, a small number of items may contain typography or photography errors. Products may not be available in all markets. We recommend you to check with sales for exact offers.