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256 Mb Flash ROM, UEFI AMI BIOS

8 x DIMM, Max. 512GB, DDR4 2666/2400/2133 MHz RDIMM, LR-DIMM Memory *¹,Quad Channel-Speicherarchitektur

Supports NVIDIA® 4-Way SLI™ Technology,Supports AMD 4-Way CrossFireX Technology

AMD Socket AM5 for AMD Ryzen^™ 9000 & 8000 & 7000 Series Desktop Processors*
* Refer to https://www.asus.com/support/download-center/ for CPU support list.

2 x USB 10Gbps ports (2 x Type-A)
1 x USB 5Gbps port (1 x USB Type-C^®)
4 x USB 2.0 ports (4 x Type-A)
2 x DisplayPort
1 x HDMI^™ port
1 x Realtek 2.5Gb Ethernet port
3 x Audio jacks
1 x BIOS FlashBack^™ button

2 x DisplayPort**
1 x HDMI^™ port***
* Graphics specifications may vary between CPU types. Please refer to AMD CPU specifications.
** Supports max. 8K@30Hz as specified in DisplayPort 1.4.
*** Supports 4K@60Hz as specified in HDMI 2.1.

Realtek 7.1 Surround Sound High Definition Audio CODEC*
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 24-Bit/192 kHz playback
Audio Features
- Audio Shielding
- Premium audio capacitors
- Dedicated audio PCB layers
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.

Realtek® ALC S1220A7.1-Channel High Definition Audio CODEC,- Unterstützt : Anschlusserkennung, und Multistreaming, Technologien sowie automatische Geräteerkennung an der Gehäusevorderseite, Front Panel MIC Jack-retasking,- High quality120dBSNR stereo playback output(Line-out at rear)and113dB(Line-in),- DTS Connect,- Power pre-regulator reduces power input noise to ensure consistent performance,- DTS Headphone:X,- Supports up to 32-Bit/192kHz playback *⁴,- Internal audio Amplifier to enhance the highest quality sound for headphone and speakers,- Impedance sense for front and rear headphone outputs,Audio Feature :,- optischer S/PDIF-Ausgang an der Gehäuserückseite,- Audio Shielding: Ensures precision analog/digital separation and greatly reduced multi-lateral interference,- Premium Japanese-made audio capacitors: Provide warm, natural and immersive sound with exceptional clarity and fidelity,- Unique de-pop circuit: Reduces start-up popping noise to audio outputs,Separate layer for left and right track, ensuring both sound deliver equal quality

micro-ATX Form Factor
9.6 inch x 9.6 inch (24.4 cm x 24.4 cm)

WOL by PME, PXE

- CPU Power: Digital 8-phase power design,DIGI + Power Control :,- DRAM Power: Digital 2-phase power design,Intel® Virtual RAID on CPU (VROC) ready,ASMedia USB 3.1 Gen 2 Controller supports Multiple-Ins function,Thunderbolt 3 support,- Ai Charger+,- ASUS USB BIOS Flashback^®,Asus Control Center (ACC) IT management software supported,- File Transfer,- MemOK!,M.2 and U.2 Onboard (The Latest Transfer Technology with up to 32Gb/s Data-transfer Speeds for M.2 and U.2),- Onboard Button : Power/Reset,Turbo APP,- Aura Addressable Strip Header(s),ASUS 5X Protection III :
- ASUS SafeSlot Core: Fortified PCIe Slot prevents damage,- ASUS Q-Connector,- ASUS Q-Code,AURA :,- Aura RGB Strip Headers,- ASUS Q-Shield,- ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED),- ASUS Q-Slot,- ASUS Q-DIMM,Fan Xpert4,- Fan Xpert 4 featuring Fan Auto Tuning function and multiple thermistors selection for optimized system cooling control,- ASUS Overvoltage Protection: World-class circuit-protecting power design,- ASUS Stainless-Steel Back I/O: 3X corrosion-resistance for greater durability!,- ASUS Enhanced DRAM Overcurrent Protection - Short circuit damage prevention,- ASUS ESD Guards - Enhanced ESD protection,ASUS Exclusive Features :,ASUS EZ DIY :,- ASUS UEFI BIOS EZ Mode,ASUS Q-Design :

4 x DIMM slots, max. 256GB, DDR5
Supports up to 7600+MT/s (OC) with Ryzen^™ 9000 & 8000 & 7000 Series Processors, ECC and Non-ECC, Un-buffered DIMM*
Dual channel memory architecture
Supports AMD Extended Profiles for Overclocking (EXPO^™)
ASUS Enhanced Memory Profile (AEMP)
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information site or visit https://www.asus.com/support/download-center/. Adjustments will be made based on the specifications of mass-produced memory products available on the market.
* Non-ECC, un-buffered DDR5 memory supports On-Die ECC function.

1 x USB 3.1 Gen 2 (Aquamarin)Type-A,,1 x USB 3.1 Gen 2 (schwarz)Type-C,4 x USB 3.1 Gen 1 (blue),1 x 8-channel Audio I/O,2 x LAN (RJ45) Schnittstelle,1 x S/PDIF-Ausgang (optisch)

2 x U.2 port,2 x 8-Pin ATX 12V Netzanschluss,1 x 6-pin ATX Power connector,1 x EZ XMP switch,1 x MemOK! Button,1 x CPU_OV jumper,1 x Thunderbolt header(s),1 x Aura Addressable Strip Header(s),1 x VROC_HW_Key,1 x USB 3.1 Gen 2 front panel connector,1 x USB 3.0-Anschluss unterstützt zusätzlich 2 USB 3.0-Schnittstellen,1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x 4 mode),1 x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (PCIE 3.0 x 4 mode),1 x TPM header,1 x 5-pin EXT_FAN(Extension Fan) connector,1 x Aura RGB Strip Header,1 x Water Pump header (4-pin),1 x Thermal sensor connector,1 x Power-on button(s),1 x Reset button(s),1 x Prozessorlüfteranschluss,2 x Gehäuselüfteranschlüsse,1 x AAFP connector,1 x CPU OPT Lüfteranschlüsse,1 x AIO_PUMP connector,1 x System panel connector,1 x M.2 Fan Header,1 x COM-Schnittstelle,1 x 24-Pin EATX Netzanschluss

Addressable LED extension cable,8 x SATA 6Gb/s-Kabel,1 x M.2 screws,1 x COM port cable(s),1 x 3-Way SLI bridge(s),1 x 4-Way SLI bridge(s),1 x Vertical M.2 bracket set,1 x SLI HB BRIDGE(2-WAY-M),1 x Q-Connector,Handbuch,I/O Shield,1 x Supporting DVD

Rear USB (Total 7 ports)
2 x USB 10Gbps ports (2 x Type-A)
1 x USB 5Gbps port (1 x USB Type-C^®)
4 x USB 2.0 ports (4 x Type-A)
Front USB (Total 7 ports)
1 x USB 5Gbps connector (supports USB Type-C^®)
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
* USB Type-C^® power delivery output: max. 5V/3A

Fan and Cooling Related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
2 x 4-pin Chassis Fan headers
Power Related
1 x 24-pin Main Power connector
1 x 8-pin +12V CPU Power connector
Storage Related
3 x M.2 slots (Key M)
4 x SATA 6Gb/s ports
USB
1 x USB 5Gbps connector (supports USB Type-C^® )
1 x USB 5Gbps header supports 2 additional USB 5Gbps ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Miscellaneous
3 x Addressable Gen 2 headers
1 x Clear CMOS header
1 x COM Port header
1 x Front Panel Audio header (F_AUDIO)
1 x S/PDIF Out header
1 x SPI TPM header (14-1 pin)
1 x 10-1 pin Front Panel System header

IT Management software supported
- ASUS Control Center Express (ACCE)

AMD B840 Chipset