ASUS ROG STRIX B550-A GAMING

ROG STRIX B550-A GAMING

CPU

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

* Refer to www.asus.com for CPU support list

Chipset

AMD B550

Memory

AMD Ryzen^TM 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

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

OptiMem II

Dual Channel Memory Architecture

ECC Memory (ECC mode) support varies by CPU.

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

Graphic

1 x HDMI 2.1(4K@60HZ)

1 x DisplayPort 1.2

*Graphics specifications may vary between CPU types.

Integrated Graphics Processor

Multi-GPU Support

Supports AMD 2-Way CrossFireX Technology

Expansion Slots

AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors

AMD B550 Chipset

1 x PCIe 3.0 x16 (x4 mode) *

3 x PCIe 3.0 x1

1 x PCIe 4.0 x16 (x16 mode)

1 x PCIe 3.0 x16 (x16 mode)

Storage

AMD Ryzen^TM 4000 G-Series Processor :

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 3.0 x 4 mode)*

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)

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

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 B550 Chipset :

Support Raid 0, 1, 10

6 x SATA 6Gb/s port(s),

LAN

Intel® I225-V 2.5Gb Ethernet

ASUS LANGuard

Audio

- Audio Shielding

- Premium Japanese audio capacitors

- Audio Cover

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

ROG SupremeFX8-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 quality120dBSNR stereo playback outputand113dBSNR recording input

- Supports up to 32-Bit/192kHz playback *

Audio Feature :

- SupremeFX Shielding™ Technology

- Gold-plated jacks

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

USB Ports

Front USB Port ( Total 6 )

Rear USB Port ( Total 8 )

4 x USB 3.2 Gen 1 port(s)(4 x Type-A)

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

2 x USB 3.2 Gen 1 port(s)

2 x USB 2.0 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 BIOS FlashBack^™ Button(s)

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

1 x Intel® I225-V 2.5Gb Ethernet

4 x USB 3.2 Gen 1

1 x DisplayPort

1 x HDMI

2 x USB 2.0

1 x Optical S/PDIF out

5 x Gold-plated audio jacks

Internal I/O Ports

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)

1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s)

1 x Thunderbolt header(s)

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)

2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)

6 x SATA 6Gb/s connector(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

1 x M.2 SSD screw package(s)

1 x M.2 Rubber Package(s)

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

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.