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Chipset

B550

AMD B550 Chipset

AMD A320

CPU

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

AMD AM4 Socket for 3rd/2nd/1st Gen AMD Ryzen™/2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/Athlon™ with Radeon™ Vega Graphics/7th Generation A-series/Athlon X4 Processors,Supports CPU up to 8 cores,* Refer to www.asus.com for CPU support list

Expansion Slots

AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors

2 x PCIe 4.0 x16 (x16 or dual x8)*

AMD RyzenTM 4000 G-Series Processor

2 x PCIe 3.0 x16 (x16 or dual x8)*

AMD B550 Chipset

1 x PCIe 3.0 x16 slot (supports x4 mode)**

2 x PCIe 3.0 x1 slots***

* Support PCIe bandwidth bifurcation for RAID on CPU function.

** PCIe 3.0 x4 will be switched from Thunderbolt™ 4 to PCIEX16_3 if the slot is populated; by then Thunderbolt™ 4 will have no output

*** These PCIe x1 slots share bandwidth with M.2_2, which runs at PCIe 3.0 x4 by default. You may go to BIOS setting to set M.2_2 to PCIe 3.0 x4 or x2 at will

3rd/2nd/1st Gen AMD Ryzen™ Processors,AMD Ryzen™ with Radeon™ Vega Graphics /7th Generation A-Series/Athlon X4 Processors,AMD Athlon™ with Radeon™ Vega Graphics Processors,1 x PCIe 3.0/2.0 x16 (x4 mode),1 x PCIe 3.0/2.0 x16 (x16 mode),1 x PCIe 3.0/2.0 x16 (x8 mode)

Memory

AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors

DDR4

4866(O.C)/4600(O.C)/4400(O.C)/4266(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/3333(O.C.)/3200/3000/2800/2666/2400/2133 MHz ECC and non-ECC, Un-buffered Memory *"

AMD RyzenTM 4000 G-Series Processors

DDR4

5100(O.C)/4800(O.C.)/4600(O.C)/4466(O.C.)/4400(O.C)/4266(O.C.)/4133(O.C.)/4000(O.C.)/3866(O.C.)/3600(O.C.)/3466(O.C.)/3200/3000/2800/2666/2400/2133 MHz ECC and non-ECC, 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).
2 x DIMM, Max. 32GB, DDR4 3600(O.C.)/3466(O.C.)/3400(O.C.)/3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.)/2666/2400/2133 MHz Non-ECC, Un-buffered Memory,AMD Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation Processors,2 x DIMM, Max. 32GB, DDR4 3400(O.C.)/3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.)/2666/2400/2133 MHz Non-ECC, Un-buffered Memory,3rd and 2nd Gen AMD Ryzen Processors,2 x DIMM, Max. 32GB, DDR4 2400/2133 MHz Non-ECC, Un-buffered Memory,AMD 7th Generation A-series/Athlon™ Processors,Dual Channel Memory Architecture,* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).

Graphic

- Supports HDMI 1.4b with max. resolution 4096 x 2160 @ 24 Hz / 2560 x 1600 @ 60 Hz,Integrated Graphics in the AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics/ 7th Generation A-Series APU,Maximum shared memory of 2048 MB (for iGPU exclusively),Multi-VGA output support : HDMI/DisplayPort ports,- Supports DisplayPort with max. resolution 4096 x 2160 @ 60 Hz

Storage

AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors :

M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes)

AMD RyzenTM 4000 G-Series Processor :

M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes)

AMD B550 Chipset

M.2_2 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes)

4 x SATA 6Gb/s ports

Supports RAID 0, 1, 10
1 x M.2 Socket 3, , with M Key, type 2242/2260/2280 storage devices support(both PCIE 2.0 x4 & SATA mode),1 x M.2 Socket 3, , with M key, type 2242/2260/2280 storage devices support (SATA mode),3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics : ,AMD 7th Generation A-Series/ Athlon™ X4 Processors : ,AMD Athlon™ with Radeon™ Vega Graphics Processors : ,AMD A320 chipset : ,Support Raid 0, 1, 10,4 x SATA 6Gb/s port(s), gray,

Graphics

1 x HDMI™ 2.1(4K@60HZ)


2 x Intel® Thunderbolt™ 4 ports (USB Type-C®) support DisplayPort 1.2/1.4 and Thunderbolt™ video outputs *

* Output at TBT4_E1 and TBT4_E2, the USB Type-C® ports right under RJ45 ports, each requires a USB-C to DisplayPort adapter cable. Graphics specifications may vary between CPU types.

** VGA resolution support depends on processors' or graphic cards' resolution. For more details about the video input and output settings please refer to the user manual.

Ethernet

2 x Intel® 2.5Gb Ethernet

ASUS LANGuard

LAN

Realtek® RTL8111H, 1 x Gigabit LAN Controller(s),ASUS LAN Guard

Audio

Realtek S1220A 7.1 Surround Sound High Definition Audio CODEC*

- Impedance sense for front and rear headphone outputs

- Internal audio Amplifier to enhance the highest quality sound for headphone and speakers

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

- High quality 120 dB SNR stereo playback output and 113 dB SNR recording input (Line-in)

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

Audio Features

- Power pre-regulator reduces power input noise to ensure consistent performance

- Rear optical S/PDIF out port

- Premium Japanese audio capacitors

- Dedicated audio PCB layers

- Audio cover

- Unique de-pop circuit

* Due to limitations in HDA bandwidth, 32-Bit/192 kHz is not supported for 7.1 Surround Sound audio.

Realtek® ALC8878-Channel High Definition Audio CODEC,- Supports : Jack-detection, Front Panel Jack-retasking,Audio Feature :,- Audio Shielding: Ensures precision analog/digital separation and greatly reduced multi-lateral interference,- Dedicated audio PCB layers: Separate layers for left and right channels to guard the quality of the sensitive audio signals,- Premium Japanese audio capacitors: Provide warm, natural and immersive sound with exceptional clarity and fidelity,* Choose the chassis with HD audio module in front panel to support 8-channel audio output.

USB

Rear USB:Total 8 ports

2 x Thunderbolt™ 4 port(s) (2 x USB Type-C®) with up to 5V/3A, 15W charging support

4 x USB 3.2 Gen 2 port(s) (4 x Type-A)

2 x USB 2.0 port(s) (2 x Type-A)

1 x USB 3.2 Gen 1 connector (support(s) USB Type-C®)

1 x USB 3.2 Gen 1 header(s) support(s) additional 2 USB 3.2 Gen 1 ports

2 x USB 2.0 header(s) support(s) additional 4 USB 2.0 ports

USB Ports

3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics/ 7th Generation A-series/ Athlon X4 Processors :,4 x USB 2.0 port(s) (2 at back panel, black, 2 at mid-board),4 x USB 3.1 Gen 1 port(s) (4 at back panel, blue),AMD A320 chipset :,2 x USB 3.0 port(s) (2 at mid-board)

Back Panel I/O Ports

2 x Thunderbolt™ 4 USB Type-C® port(s)

4 x USB 3.2 Gen 2 port(s) (4 x Type-A)

2 x USB 2.0 port(s) (2 x Type-A)

1 x DisplayPort (Input only)

1 x HDMI™ port

2 x Intel® I225-V 2.5Gb Ethernet ports

5 x Audio jacks

1 x Optical S/PDIF out port

1 x BIOS FlashBack™ button

1 x PS/2 Keyboard/Mouse combo port

Special Features

Extreme Engine Digi+

- 5K Black Metallic Capacitors

ASUS 5X PROTECTION III

- DIGI+ VRM (- Digital power design with Dr. MOS)

- Enhanced DRAM Overcurrent Protection

- ESD Guards

- LANGuard

- Overvoltage Protection

- SafeSlot Core

- Stainless-Steel Back I/O

ASUS Q-Design

- Q-DIMM

- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])

- Q-Latch

- Q-Slot

ASUS Thermal Solution

- M.2 heatsink

- VRM heatsink design

ASUS EZ DIY

- BIOS FlashBack™ button

- BIOS FlashBack™ LED

- Box Headers

- ProCool II

- Pre-mounted I/O shield

- SafeSlot

AURA Sync

- AURA RGB header(s)

- Addressable Gen 2 RGB header(s)

Bespoke Motherboard Design & Business Focused Features

- 24/7 Reliability

- Overcurrent Protection
- ASUS DIGI+ VRM: Premium components provide better power efficiency,- ASUS Fan Xpert 2+,AURA :,- Aura Lighting Control,- Aura RGB Strip Headers,- ASUS ESD Guards - Enhanced ESD protection,- ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED),- ASUS Q-Slot,ASUS 5X Protection III :
- ASUS SafeSlot Core: Fortified PCIe Slot prevents damage,- ASUS Overvoltage Protection: World-class circuit-protecting power design,- ASUS Stainless-Steel Back I/O: 3X corrosion-resistance for greater durability!,ASUS EPU :,- EPU,ASUS Exclusive Features :,- AI Suite 3,- Ai Charger,ASUS Quiet Thermal Solution :,- Stylish Fanless Design Heat-sink solution,ASUS EZ DIY :,- ASUS CrashFree BIOS 3,- ASUS EZ Flash 3,- ASUS UEFI BIOS EZ Mode,ASUS Q-Design :,- ASUS Q-DIMM

Back I/O Ports

4 x USB 3.2 Gen 1 (blue),1 x PS/2 keyboard/mouse combo port(s),1 x DisplayPort,1 x HDMI,1 x LAN (RJ45) port(s),2 x USB 2.0,3 x Audio jack(s)

Internal I/O Connectors

Fan and Cooling related

1 x 4-pin CPU Fan header(s)

1 x 4-pin CPU OPT Fan header(s)

1 x 4-pin AIO Pump header(s)

4 x 4-pin Chassis Fan header(s)

Power related

1 x 24-pin Main Power connector

1 x 8-pin +12V Power connector

1 x 4-pin +12V Power connector

Storage related

2 x M.2 slots (Key M)

4 x SATA 6Gb/s ports

USB

1 x USB 3.2 Gen 1 connector (support(s) USB Type-C®)

1 x USB 3.2 Gen 1 header(s) support(s) additional 2 USB 3.2 Gen 1 ports

2 x USB 2.0 header(s) support(s) additional 4 USB 2.0 ports

Miscellaneous

2 x AURA Addressable Gen 2 header(s)

2 x AURA RGB header(s)

1 x Clear CMOS header

1 x COM Port header

1 x Front Panel Audio header (AAFP)

1 x Speaker header

1 x SPI TPM header (14-1pin)

1 x 20-5 pin System Panel header

1 x Thermal Sensor header

Internal I/O Ports

1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) (19-pin),2 x Chassis Fan connector(s) (1 x 4-pin),1 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s),1 x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode),1 x TPM header,2 x Aura RGB Strip Headers,1 x CPU Fan connector(s),1 x CPU OPT Fan connector(s) (1 x 4-pin),1 x 8-pin ATX 12V Power connector(s),1 x System panel(s),4 x SATA 6Gb/s connector(s),1 x 24-pin EATX Power connector(s),1 x Front panel audio connector(s) (AAFP),1 x Clear CMOS jumper(s)

Accessories

Cables

2 x SATA 6Gb/s cables

1 x DP to DP cable for Thunderbolt™ 4

Miscellaneous

1 x M.2 Rubber Package(s)

Installation Media

1 x Support DVD

Documentation

1 x ACC Express Activation Key Card

1 x User manual
1 x M.2 bracket,1 x M.2 Screw Package,User´s manual,I/O Shield,2 x SATA 6Gb/s cable(s),1 x Supporting DVD

Software Features

ASUS Exclusive Software

Armoury Crate

- AURA Creator

- AURA Sync

- Two-Way AI Noise Cancelation

AI Suite 3

- 5-Way Optimization by Dual Intelligent Processors 5

TPU

EPU

Digi+ VRM

Fan Xpert 4

Turbo app

- EZ update

ASUS CPU-Z

IT Management software supported

- ASUS Control Center Express(ACCE)

ProArt Creator Hub

AI Charger

DAEMON Tools

Norton Anti-virus software (Free Trial version)

WinRAR

UEFI BIOS

ASUS EZ DIY

- ASUS CrashFree BIOS 3

- ASUS EZ Flash 3

- ASUS UEFI BIOS EZ Mode

FlexKey

BIOS

256 Mb Flash ROM, UEFI AMI BIOS
128 Mb Flash ROM, UEFI AMI BIOS, PnP, SM BIOS 3.1, ACPI 6.1, Multi-language BIOS, ASUS EZ Flash 3, CrashFree BIOS 3, F11 EZ Tuning Wizard, F6 Qfan Control, F3 My Favorites, Last Modified log, F9 Search, F12 PrintScreen, and ASUS DRAM SPD (Serial Presence Detect) memory information

Operating System

Windows 10 64bit
Windows® 10 64-bit

Form Factor

ATX
30.5cm x 24.4cm
Mini ITX Form Factor,6.7 inch x 6.7 inch ( 17 cm x 17 cm )
    • Specifications and      features vary by model, and all images are illustrative. Please refer      specification pages for full details.
    • *Precise specifications and features vary by model . Please refer to the specification page
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