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Asus ROG Strix B550-A Gaming AM4 ATX Motherboard

Basic Information
Supported CPU AMD AM4 Socket for AMD Ryzen 5000 Series/ 4000 G-Series/ 3000 Series Desktop Processors
Chipset AMD B550
BIOS 256 Mb Flash ROM, UEFI AMI BIOS
Form Factor ATX Form Factor
12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
Graphics
Graphics Integrated Graphics Processor
Supports AMD 2-Way CrossFireX Technology
Memory
Type Dual Channel Memory Architecture
OptiMem II
Supported Memory 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
5100(O.C)/4800(O.C.)/4600(O.C)/4400(O.C)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3600(O.C.)/34
66(O.C.)/3200/3000/2800/2666/2400/2133 MHz Un-buffered Memory
ECC Memory (ECC mode) support varies by CPU
Maximum Memory 128GB, DDR4
Expansion Slots
PCI 1 x PCIe 4.0 x16 (x16 mode)
AMD B550 Chipset
1 x PCIe 3.0 x16 (x4 mode)
3 x PCIe 3.0 x1
1 x PCIe 3.0 x16 (x16 mode)
Connector & Ports
HDMI 1 x HDMI 2.1(4K@60HZ)
USB (s) 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)
LAN Port (s) Intel I225-V 2.5Gb Ethernet
ASUS LANGuard
Supported Storage 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
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 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)
6 x SATA 6Gb/s port(s)
Audio 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
- 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.
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)
Others
Special Features RAura 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
Warranty Information
Manufacturing Warranty 03 Years Warranty

Asus ROG Strix B550-A Gaming AM4 ATX Motherboard

Get Ample Connectivity Without Skimping On Performance With The ROG Strix B550-A Gaming AM4 ATX Motherboard From ASUS. Designed For Use With CPUs Using The AM4 Socket, This Board Features The AMD B550 Chipset. Install Up To 128GB Of Dual-Channel DDR4 RAM Across Four Slots, With Speeds Up To 5100 MHz Supported When Overclocking. Storage Drives Can Be Installed Using Six SATA III Connectors Or Two M.2 Slots. Up To Two Graphics Cards Can Be Installed Using PCIe 4.0 X16 And PCIe 3.0 X16 Slots, With Support For 2-Way AMD CrossFireX. Other Adapter Cards Can Be Installed In Three PCIe 3.0 X1 Slots.

A Rear I/O Panel Sports A USB 3.2 Gen 2 Type-A And Type-C Port, As Well As Four USB 3.2 Gen 1 And Two USB 2.0 Type-A Ports. Connect Displays Using The DisplayPort Or HDMI Outputs, Or Connect The Audio Using A S/PDIF Port Or Five 3.5mm Jacks. An RJ45 Port Supports 2.5 Gigabit Ethernet, While A BIOS Flashback Button Is Also Present. The ASUS ROG Strix B550-A Gaming AM4 ATX Motherboard Utilizes The SupremeFX S1220A Audio Codec And Supports Windows 10 64-Bit Operating Systems.

AMD B550 Chipset

This Motherboard Uses The AMD B550 Chipset And Is Compatible With AMD CPUs Using The AM4 Socket.

PCIe 4.0-Ready

The ROG Strix B550-A Gaming Features Two M.2 Slots, One Of Which Supports The PCIe 4.0 Standard To Provide Optimum Storage And Data Speeds 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.

ProCool Power Connector

The ProCool Socket Is Built To Ensure Flush Contact With The PSU Powerlines, Enabling Lower Impedance And Efficient Heat Dissipation.

DIGI+ Power Control

ASUS DIGI+ Power Control Allows You To Tune VRAM And DRAM Voltage For Optimal System Efficiency, Stability, And Performance.

Alloy Chokes And Capacitors

Alloy Chokes And Capacitors Are Designed To Resist Extreme Temperatures.

Six-Layer PCB

This Layered PCB Dissipates Heat Around The VRM, Improving Overall System Stability While Providing Overclocking Headroom.

Intel 2.5 Gigabit Ethernet

Onboard 2.5 Gigabit 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 Provides Accurate Audio And Two Front-Panel Op-Amp Outputs For Gaming Headsets.

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