Description

• CPU
  AMD AM4 Socket 3rd Gen AMD Ryzen™ Processors
  * Refer to www.asus.com for CPU support list
• Chipset
  AMD B550
• Memory
  3rd Gen AMD Ryzen™ 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
  3rd Gen AMD Ryzen^™ with Radeon^™ Graphics 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).
• Graphic
  Integrated Graphics Processor
  1 x DisplayPort 1.2
  1 x HDMI 2.1(4K@60HZ)
  *Graphics specifications may vary between CPU types.
• Multi-GPU Support
  Supports AMD 2-Way CrossFireX Technology
• Expansion Slots
  3rd Gen AMD Ryzen™ Processors
  1 x PCIe 4.0 x16 (x16 mode)
  3rd Gen AMD Ryzen^™ with Radeon^™ Graphics Processors
  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
• Storage
  Total supports 2 x M.2 slot(s) and 6 x SATA 6Gb/s ports
  3rd Gen AMD Ryzen™ 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)
  3rd Gen AMD Ryzen^™ with Radeon^™ Graphics Processors :
  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
• LAN
  Intel® I225-V 2.5Gb Ethernet
  ASUS LANGuard
• 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.
• 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)
  Front USB Port ( Total 6 )
  2 x USB 3.2 Gen 1 port(s)
  4 x USB 2.0 port(s)
• Software Features
  ROG Exclusive Software
  – RAMCache III
  – ROG CPU-Z
  – GameFirst VI
  – Sonic Studio III + Sonic Studio Virtual Mixer
  – Sonic Radar III
  – DTS® Sound Unbound
  – Overwolf
  – Anti-virus software
  ASUS Exclusive Software Features
  Armoury Crate
  – Aura Creator
  – Aura Sync
  – AI Noise Cancelling Microphone
  AI Suite 3:
  – PPSU
  EPU
  DIGI+ VRM
  Fan Xpert 4
  TurboV EVO
  – EZ update
  WinRAR
  UEFI BIOS
  ASUS EZ DIY
  – ASUS CrashFree BIOS 3
  – ASUS EZ Flash 3
  – ASUS UEFI BIOS EZ Mode
• ASUS Special Features
  Aura Sync
  – Standard RGB header(s)
  – Addressable Gen 2 RGB header(s)
  ASUS Q-Design
  – ASUS Q-DIMM
  – ASUS Q-LED (DRAM [yellow],CPU [red], VGA [white], Boot Device [yellow green)
  – ASUS Q-Slot
  ASUS Thermal Solution
  – Aluminum M.2 heatsink
  ASUS EZ DIY
  -BIOS FlashBack™ button
  -BIOS FlashBack™ LED
  -Clear CMOS header
  -ProCool
  -Pre-mounted I/O shield
  – SafeSlot
• Back 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 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
  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)
• Accessories
  User’s manual
  4 x SATA 6Gb/s cable(s)
  1 x Supporting DVD
  1 x ROG Strix stickers
  1 x Cable ties pack(s)
  1 x Extension cable for Addressable LED
  1 x ROG Thank you card
  1 x M.2 SSD screw package(s)
  1 x M.2 Rubber 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
  * Share bandwidth with PCIe3.0 x1_1, PCIe3.0 x1_2, PCIe3.0 x1_3
  * When the M.2_2 Socket 3 is populated , SATA6G_5/6 ports will be disabled.

Designed for those seeking to get the most out of their build, ROG Strix B550 Gaming series 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 3^rd 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.

Spec Overview

• Performance
• Cooling
• Gaming Immersion
• Connectivity

Built for Performance Gaming

1. ProCool Power Connector
2. AMD Socket AM4 for 3^rd Gen AMD Ryzen™ Processors
3. Multi-GPU CFX Support
   • 1 x PCIe 4.0 x16 SafeSlot (x16) [CPU]
   • 1 x PCIe 3.0 x16 slot (x4) [CHIPSET]
   • 3 x PCIe 3.0 x1 slots [CHIPSET]
4. 12+2 Power Stages
5. DDR4, 4 x DIMM
   • ASUS OptiMem II
   • Dual Channel
6. 2 x M.2 Sockets
   • 1 x M.2 2242-22110 supports PCIe 4.0 x4 & SATA modes
   • 1 x M.2 2242-22110 supports PCIe 3.0 x4 & SATA modes

Advance Your Gaming Immersion

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.

• Storage
• Networking
• Audio

PCIe 4.0-Ready

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 3^rd Gen AMD Ryzen platform. Both M.2 slots support up to the type 22110 socket and NVM Express^® RAID for a performance boost.

All-round Performance

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.

• Power Design
• Cooling
• Memory

Play Your Own Style

The cyberpunk-inspired aesthetics of ROG Strix B550-A Gaming are accentuated by the bold slashes and cybertext. By pairing your rig with other products from the diverse ROG ecosystem, you can create a fully customized gaming setup that reflects your personal style.

• Customization
• DIY Friendly
• Certified Compatibilty

• ID design
• Aura Sync

UNDENIABLY ROG STRIX

Finished in stunning white and silver, and featuring the redesigned ROG logo and recessed cybertext markings on its I/O shroud, 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.

ROG Gives You More

ROG-exclusive software utilities deliver intuitive audio tuning and gaming enhancements that allow you to configure your gaming build the way you want.

• Optimization
• AI Networking
• Armoury Crate
• RAMCache III

UEFI BIOS

The renowned ROG UEFI (BIOS) provides everything you need to configure, tweak, and tune your rig. It offers intelligently simplified options for newcomers to PC DIY, as well as comprehensive features for seasoned veterans.

• Advanced Mode
• EZ Mode

When you’re ready for a deeper dive into the configuration of your system, delve into the UEFI’s Advanced mode and take complete control. Each section is intuitively organized, and a built-in search feature makes it easy to find the options you need. Advanced functions are coded with the intelligence to adapt to your settings, and when you’re ready to take charge, parameters have the granularity to dial in performance just the way you want.

LEARN MORE