Asus PRIME B550-PLUS, AMD B550, AM4, ATX, 4 DDR4, HDMI, DP, XFire, PCIe4, RGB Lighting, M.2

AMD B550 (Ryzen AM4) ATX motherboard with dual M.2, PCIe 4.0, 1 Gb Ethernet, DisplayPort/HDMI, SATA 6 Gbps, USB 3.2 Gen 2 Type-A and Type-C, and Aura Sync RGB headers support

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

    Ultrafast connectivity: Dual M.2, PCIe 4.0, 1 Gb Ethernet, USB 3.2 Gen 2 Type-A and Type-C

    Comprehensive cooling: VRM heatsinks, PCH heatsink, and Fan Xpert 4

    Aura Sync RGB: Onboard addressable Gen 2 header for RGB LED strips, easily synced with Aura Sync-capable hardware

Prime

    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 underneath 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 provide 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.

Specification

Motherboard Type: Desktop

Form Factor: ATX

Socket: AMD AM4

Chipset: AMD B550

DDR Type: DDR4

CPU Support: *Note: not compatible with Ryzen 5 3400G & Ryzen 3 3200G CPUs

RAM Technology: DDR4 (Dual Channel)

RAM Slots: 4 x DIMM

RAM Speeds: 3rd Gen AMD Ryzen CPUs:

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

Next Gen AMD Ryzen PRO CPUs:

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

Maximum Memory: 128GB

Graphics: Integrated Graphics Processor*

Graphics specifications may vary between CPU types

Graphics Ports: 1 x HDMI

1 x DisplayPort

Multi-GPU Support: Supports AMD 2-Way CrossFireX Technology

PCI/PCI Express: 1 x PCIe 4.0 x16 (x16 mode)

1 x PCIe 3.0 x16 (x4 mode)

3 x PCIe 3.0 x1

Storage: 6 x SATA III

2 x M.2 (2242/2260/2280/22110) – SATA & PCIe

RAID: “RAID 0, 1, 10”

Wireless: –

LAN: GB LAN

Audio: Realtek ALC887 7.1-Channel High Definition Audio CODEC

USB Ports Supported: “2 x USB 3.2 Gen2 (1 Type-A & 1 Type-C at back)

6 x USB 3.2 Gen1 (4 at back, 2 at mid-board)

6 x USB 2.0 (2 at back, 4 at mid-board)”

Back Panel I/O Ports: 1 x DisplayPort

1 x HDMI

1 x LAN (RJ45)

2 x USB 3.2 Gen2 (Type-A & Type-C)

4 x USB 3.2 Gen1 (Type-A)

2 x USB 2.0

1 x Optical S/PDIF out

5 x Audio jacks

Internal I/O Connectors: 1 x CPU Fan

1 x CPU OPT Fan

3 x Chassis Fan

1 x AIO_PUMP

2 x Aura RGB Strip

1 x Addressable Gen2

1 x USB 3.2 Gen1

2 x USB 2.0

2 x M.2 Socket 3 with M key

1 x SPI TPM

6 x SATA 6Gb/s

1 x Thunderbolt

1 x 24-pin EATX

1 x 8-pin EATX 12V

1 x Front audio

1 x Thermal sensor

1 x Clear CMOS

1 x System panel

1 x COM port

Accessories: I/O Shield

2 x SATA 6Gb/s cables

1 x M.2 SSD screw package

Additional Features: See Overview

Package Type: Retail

Package Weight: 1.3500 kg

Warranty: 3 Years

M.2 Slot(s): Yes (M.2)

RGB Lighting: Yes (RGB)

No. LAN Ports: 1 x LAN

Max LAN Speed: GB LAN