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ASUS ROG STRIX B550-A GAMING – AMD B550 Chipset (Socket AM4) PCIe 4.0 ATX Motherboard

  • Chipset: AMD B550
  • CPU Socket: AM4
  • Supported CPU: AMD Ryzen 3000 & 5000 Series
  • Memory Slots: 4
  • PCIe Gen 4 X16 Slots: 1
  • Form Factor: ATX

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MPN: 90MB15J0-M0EAY0 SKU: MB-ASUSB550-STRIXAGMNG

GTIN: 4718017826594

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Product Description

Designed for those seeking to get the most out of their build, ASUS ROG STRIX B550-A GAMING motherboards offer a feature-set usually found in the higher-end ROG Strix X570 Gaming series, including the latest PCIe 4.0 connectivity. Offering robust power delivery and effective cooling, ROG Strix B550-A Gaming is well-equipped to handle 3rd Gen AMD Ryzen CPUs. As an added bonus, outstanding performance is complemented by a stunning silver-and-white finish and cyberpunk-inspired aesthetics that present a standout look.

Specifications

  • Chipset: AMD B550
  • CPU Socket: AM4
  • Supported CPU: AMD Ryzen 3000 & 5000 Series
  • Memory Slots: 4
  • PCIe Gen 4 X16 Slots: 1
  • Form Factor: ATX
  • 12+2 Power Stages
  • 2 x M.2 Sockets
  • Multi-GPU CFX Support
  • SupremeFX S1220A CODEC
  • 2 x USB 3.2 Gen 2 Ports
  • Intel I225-V 2.5Gb Ethernet

AMD B550

Chipset

AM4

Socket

Gen 4.0

PCIe

ATX

Form Factor

About the ASUS ROG STRIX B550-A GAMING Motherboard

ASUS ROG STRIX B550-A GAMING
ASUS ROG STRIX B550-A GAMING

Advance Your Gaming Immersion

ASUS ROG STRIX B550-A GAMING is PCIe 4.0-ready and provides the latest connectivity options for supersmooth networking and blisteringly fast file transfers. Audio enhancements give you a massive advantage, allowing you to pick up on the subtlest of cues for a completely immersive gaming experience.

PCIe 4.0-Ready

ASUS ROG STRIX B550-A GAMING features two M.2 slots, one of which supports the latest PCIe 4.0 standard to provide maximum storage flexibility and the fastest data speeds available via the 3rd Gen AMD Ryzen platform. Both M.2 slots support up to the type 22110 socket and NVM Express RAID for a performance boost.

ASUS ROG STRIX B550-A GAMING
ASUS ROG STRIX B550-A GAMING

ASUS ROG STRIX B550-A GAMING

Intel 2.5 Gb Ethernet

Onboard 2.5 Gb Ethernet gives your wired connection a boost, with speeds that are 2.5 times faster than standard Ethernet connections for speedy file transfers, lag-free gaming, and high-res video streaming.

SupremeFX

Built-in ROG SupremeFX audio technology ensures pristine audio for ASUS ROG STRIX B550-A GAMING. Along with ensuring a flat frequency response for a neutral, detailed sound signature, it offers two front-panel outputs driven by op amps that deliver high-quality audio to gaming headsets.

ASUS ROG STRIX B550-A GAMING
ASUS ROG STRIX B550-A GAMING

Cooler by Design

ROG Strix B550 series features the most comprehensive cooling options ever, configurable via Fan Xpert 4 or the UEFI BIOS.

VRM Heatsink

MOS heatsink provides large contact area for MOSFETs and chokes

M.2 Heatsink

Keeps the M.2 SSD at the optimum operating temperature for consistent performance and reliability

ASUS ROG STRIX B550-A GAMING

Power Design

ROG Strix B550-A Gaming provides robust power delivery to fuel Ryzen’s cores, comprehensive cooling, and support for faster memory — so it has everything you need to load up your build with high-performance components for playing in the big leagues. 12+2 power stages combine high-side and low-side MOSFETs and drivers into a single package, delivering the power and efficiency that the AMD CPUs demand.

Undeniably ROG Strix

Finished in stunning white and silver, and featuring the redesigned ROG logo and recessed cybertext markings on its I/O shroud, ASUS ROG STRIX B550-A GAMING is an eye-catcher. These new design touches move ROG Strix boldly towards the future, while clearly reflecting its gaming roots.

ASUS ROG STRIX B550-A GAMING

Product Specifications

CPU
CPU Brand

AMD

CPU Socket

AM4

Supported CPU

AMD Ryzen 3000 Series
AMD Ryzen 4000 G-Series
AMD Ryzen 5000 G-Series
AMD Ryzen 5000 Series

On-Board Video

Yes (requires CPU with integrated graphics chip)

Back Panel Connectors
Audio Jacks

5

DisplayPort

Yes

HDMI Port

Yes

LAN Ports

Intel I225-V 2.5G LAN

USB C Ports

1

USB 2.0 Ports

2

USB 3 Ports

5

Internal I/O Connectors
Front Audio Panel Connector

Yes

On-Board USB2.0 Headers

2

On-Board USB3.0 Headers

1

RGB Headers

1 x Addressable Gen 2 header(s)
2 x Aura RGB Strip Header(s)

On-Board USB3.0 Type C Headers

0

Storage Interface
M.2 Sockets

2

SATA Ports

6

Expansion Slots
PCIe Gen 3.0 x16 Slots

1

PCIe Gen 3.0 x1 Slots

3

PCIe Gen 4.0 x16 Slots

1

Networking
Bluetooth

No

Wi-Fi

No

On-Board LAN

Yes

LAN Ports

Intel I225-V 2.5G LAN

Audio
On-Board Audio

Realtek S1220A 7.1 Surround Sound High Definition Audio CODEC

Audio Channels

7.1

Memory
Maximum memory

128GB

Max supported memory speeds

5100MHz

Memory slots

4

Supported memory types

DDR4

Motherboard
Chipset

B550

Power Phases

12 + 2

Form Factor

ATX

Motherboard Height

305mm

Motherboard Width

244mm

General Information
SKU

MB-ASUSB550-STRIXAGMNG

MPN

90MB15J0-M0EAY0

GTIN

4718017826594

Weight

3 kg

Dimensions

35 × 28 × 9 cm

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