ASUS ROG STRIX B550-A Gaming AM4 ATX Gaming Motherboard

Empower your AMD Ryzen build with robust power delivery and next-gen connectivity for peak gaming performance.

Quick Specs

Ready for AMD Ryzen 5000 series processors, enabling powerful gaming performance.

Experience lightning-fast data transfer with PCIe 4.0 and dual M.2 slots.

Benefit from stable, high-speed networking with Intel 2.5Gb Ethernet.

Build with confidence using a robust power delivery and DIY-friendly design.

Immerse yourself in superior audio with AI Noise-Canceling Microphone technology.

For the dedicated South African gamer, the Asus ROG Strix B550-A Gaming ATX Motherboard represents the foundation of a formidable gaming PC.

This ATX gaming motherboard is engineered for those who understand that true performance begins with a stable, powerful core. It’s built for the enthusiast who demands reliability, speed, and the flexibility to adapt and upgrade. Whether you are assembling your first high-performance rig or seeking to optimise an existing setup, this b550 motherboard provides the critical components necessary to push your AMD Ryzen processors to their limits. It’s not merely a component; it is the control centre for your gaming ambitions, designed to handle the most demanding titles and the most intense gameplay sessions with unwavering stability.

Unleash the full potential of your AMD Ryzen processor with this Asus ROG Motherboard

At the heart of this b550 motherboard lies its compatibility with AMD AM4 socket processors, including the latest Ryzen™ 5000 Series, 4000 G-Series, and 3000 Series. This ensures that your system is equipped with cutting-edge processing power, ready to tackle complex tasks, demanding games, and intensive multitasking. The robust power solution, featuring teamed power stages, ProCool connectors, high-quality alloy chokes, and durable capacitors, guarantees clean and stable power delivery even under heavy load. This means consistent performance and longevity for your processor, allowing you to game with confidence.

Engineered for peak gaming connectivity and speed with the Asus ROG Strix B550-A

The Asus ROG Strix B550-A Gaming ATX Motherboard is a gateway to next-generation gaming technology. It is PCIe® 4.0-ready, offering double the bandwidth of PCIe 3.0, which is crucial for high-performance graphics cards and ultra-fast NVMe SSDs. With dual M.2 slots, you can equip your system with lightning-fast storage for rapid game loading and system boot times. Connectivity is further enhanced with USB 3.2 Gen 2 Type-C® ports for high-speed data transfer and peripheral support. For those who value a seamless visual experience, the inclusion of HDMI™ 2.1 and DisplayPort 1.2 output support ensures compatibility with the latest high-resolution and high-refresh-rate displays.

Superior networking and audio for the competitive edge on your ATX gaming motherboard

Lag is the enemy of any gamer. To combat this, this Asus ROG motherboard features Intel® 2.5Gb Ethernet with ASUS LANGuard. This provides smoother, faster, and more stable network connections, crucial for online multiplayer gaming and high-bandwidth streaming. Beyond networking, the audio experience is equally vital. The SupremeFX S1220A codec, DTS® Sound Unbound™, and Sonic Studio III work in concert to deliver immersive, detailed audio. The AI Noise-Canceling Microphone technology ensures your voice commands are clear and free from background distractions, making communication in-game crystal clear.

Intuitive control and user-friendly design for your b550 motherboard

Asus understands that building a PC should be a rewarding experience. This b550 motherboard boasts several DIY-friendly features, including a pre-mounted I/O shield for easier installation, BIOS FlashBack™ for updating the BIOS without a CPU, and Q-LEDs for quick diagnostics. The UEFI BIOS is renowned for its intuitive dashboard, making it easy for users of all levels to configure their system settings. ASUS AI Networking software further simplifies network optimisation, allowing you to prioritise gaming traffic effortlessly. Personalise your build with ASUS-exclusive Aura Sync RGB lighting, which includes Aura RGB and addressable Gen 2 RGB headers, allowing for vibrant and synchronised lighting effects across your components.

FEATURES:

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

Best gaming connectivity: PCIe® 4.0-ready, dual M.2, USB 3.2 Gen 2 Type-C® plus HDMI™ 2.1 and DisplayPort 1.2 output support

Smooth networking: Intel® 2.5Gb Ethernet with ASUS LANGuard

Robust power solution: Teamed power stages with ProCool power connector, high-quality alloy chokes and durable capacitors

Renowned software: Intuitive dashboards for UEFI BIOS and ASUS AI Networking make it easy to configure gaming builds

DIY-friendly design: Includes pre-mounted I/O shield, BIOS FlashBack™, Q-LEDs and SafeSlot

Unmatched personalization: ASUS-exclusive Aura Sync RGB lighting, including Aura RGB header and addressable Gen 2 RGB header

Industry-leading gaming audio: AI Noise-Canceling Microphone, SupremeFX S1220A codec, DTS® Sound Unbound™ and Sonic Studio III for immersive audio

SPECIFICATIONS:

CPU:

AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors

Chipset

AMD B550

Memory

AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors

4 x DIMM, Max. 128GB, DDR4 4600(O.C)/4400(O.C)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3600(O.C.)/3466(O.C.)/3200/3000/2800/2666/2400/2133 MHz

Un-buffered Memory

AMD RyzenTM 4000 G-Series Processors

4 x DIMM, Max. 128GB, DDR4

5100(O.C)/4800(O.C.)/4600(O.C)/4400(O.C)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3600(O.C.)/3466(O.C.)/3200/3000/2800/2666/2400/2133 MHz Un-

buffered Memory

Dual Channel Memory Architecture

OptiMem II

ECC Memory (ECC mode) support varies by CPU.

* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).

Graphics

Integrated Graphics Processor

1 x DisplayPort 1.2

1 x HDMI 2.1(4K@60HZ)

*Graphics specifications may vary between CPU types.

Expansion Slots

AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors

1 x PCIe 4.0 x16 (x16 mode)

AMD RyzenTM 4000 G-Series Processor

1 x PCIe 3.0 x16 (x16 mode)

AMD B550 Chipset

1 x PCIe 3.0 x16 (x4 mode) *

3 x PCIe 3.0 x1

Multi-GPU Support

Supports AMD 2-Way CrossFireX Technology

Storage

Total supports 2 x M.2 slot(s) and 6 x SATA 6Gb/s ports

AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors :

1 x M.2_1 socket 3, with M key, type 2242/2260/2280/22110 storage devices support(SATA & PCIe 4.0 x4 mode)

AMD RyzenTM 4000 G-Series Processor :

1 x M.2_1 socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)*

AMD B550 Chipset :

1 x M.2_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

Ethernet

Intel® I225-V 2.5Gb Ethernet

ASUS LANGuard

USB

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)

Front USB Port ( Total 6 )

2 x USB 3.2 Gen 1 port(s)

4 x USB 2.0 port(s)

Audio

ROG SupremeFX 8-Channel High Definition Audio CODEC S1220A

Dual OP Amplifiers

Impedance sense for front and rear headphone outputs

Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking

High quality 120 dB SNR stereo playback output and 113 dB SNR recording input

Supports up to 32-Bit/192kHz playback *

Audio Feature :

SupremeFX Shielding™ Technology

Gold-plated jacks

Optical S/PDIF in port(s) at back panel

Audio Shielding

Premium Japanese audio capacitors

Audio Cover

* Due to limitations in HDA bandwidth, 32-Bit/192kHz is not supported for 8-Channel audio.

Back Panel I/O Ports

1 x Intel® I225-V 2.5Gb Ethernet

1 x DisplayPort

1 x HDMI

2 x USB 3.2 Gen 2 (1 x Type-A+1 x USB Type-C®)

4 x USB 3.2 Gen 1

2 x USB 2.0

1 x Optical S/PDIF out

1 x BIOS FlashBack™ Button(s)

5 x Gold-plated audio jacks

Internal I/O Connectors

1 x CPU Fan connector(s)

1 x CPU OPT Fan connector(s)

3 x Chassis Fan connector(s)

1 x AIO_PUMP connector

1 x AAFP connector

2 x Aura RGB Strip Header(s)

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 1 with M key, type 2242/2260/2280/22110 storage devices support(SATA & PCIe 4.0 x4 mode)

1 x M.2 Socket 2 with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)

6 x SATA 6Gb/s connector(s)

1 x Thunderbolt header(s)

1 x 24-pin EATX Power connector(s)

1 x 8-pin ATX 12V Power connector(s)

1 x 4-pin ATX 12V Power connector(s)

1 x System panel(s)

1 x Thermal sensor connector(s)

1 x Clear CMOS jumper(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 )

WHATS IN THE BOX:

Asus ROG Strix B550-A AM4 ATX Gaming Motherboard Black x1

SATA 6Gb/s cables x4

Supporting DVD x1

ROG Strix stickers x1

Cable ties pack(s) x1

Extension cable for Addressable LED x1

ROG Thank you card x1

M.2 SSD screw package x1

M.2 Rubber Package x1

User manual x1

Why Asus?

Asus ROG is synonymous with elite gaming hardware, crafted for performance and engineered for victory. In South Africa, ROG delivers the competitive edge gamers demand, combining cutting-edge technology with unwavering reliability. Choose this Asus ROG motherboard for a build that performs as hard as you play.