4 x DIMM, Max. 128GB, DDR4 4866(O.C)/4800(O.C.)/4600(O.C)/4466(O.C.)/4400(O.C)/4333(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.)/3200/3000/2933/2800/2666/2400/2133 MHz Un-buffered Memory *,* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.,ECC Memory (ECC mode) support varies by CPU.,Dual Channel Memory Architecture

8 x DIMM, Max. 256GB, DDR4 4266(O.C.)/4200(O.C.)/4133(O.C.)/4000(O.C.)/3600(O.C.)/2933/2666/2400 MHz Non-ECC, Un-buffered Memory,Intel® Core™ X-series Processors (6-core above),* Actual memory frequency differs from Intel CPU types and memory module. Please check Intel official site for more detail about the memory types supported by each CPU.,Supports Intel® Extreme Memory Profile (XMP),* Hyper DIMM support is subject to the physical characteristics of individual CPUs.

4 x USB 2.0 port(s)(4 x Type-A),Rear USB Port ( Total 6 ),2 x USB 3.2 Gen 2 port(s)(2 x Type-A),4 x USB 3.2 Gen 1 port(s)(4 x Type-A),Front USB Port ( Total 6 ),2 x USB 3.2 Gen 1 port(s)(2 x Type-A)

8 x USB 3.2 Gen 1 port(s) (6 at back panel, , 2 at mid-board),2 x USB 3.2 Gen 2 port(s) (2 at back panel, , Type-A + USB Type-C^TM),1 x USB 3.2 Gen 2 port(s) (1 at mid-board),4 x USB 2.0 port(s) (4 at back panel, ),Intel® X299 Chipset :,ASMedia® USB 3.2 Gen 2 controller :

Total supports 2 x M.2 slot(s) and 4 x SATA 6Gb/s ports,AMD Ryzen™ 5000 G-Series/ 4000 G-Series Desktop Processors : ,AMD B550 Chipset : ,1 x M.2_2 socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support,AMD Ryzen™ 5000 Series/ 3000 Series Desktop Processors : ,1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 4.0 x4 and SATA modes) storage devices support,1 x M.2_1 socket 3, with M Key, Type 2242/2260/2280/22110(PCIE 3.0 x4 and SATA modes) storage devices support,4 x SATA 6Gb/s port(s),,Support Raid 0, 1, 10

1 x M.2_1 socket 3, with M Key, type 2242/2260/2280/22110 storage devices support (both SATA & PCIE mode)*²,1 x M.2_2 socket 3, with M Key, type 2242/2260/2280 storage devices support (PCIE mode only),3 x U.2 connector*³,Intel® Virtual RAID (VROC) support for CPU RAID,Intel® X299 Chipset : ,8 x SATA 6Gb/s port(s),Support Intel^® Rapid Storage Technology enterprise 5.1 for X-Series(6-core and above) CPU RAID,Intel® Optane™ Memory Ready,Intel® Rapid Storage Technology 15 support,Supports Intel® Smart Response Technology,Support Raid 0, 1, 5, 10

mATX Form Factor,9.6 inch x 9.6 inch ( 24.4 cm x 24.4 cm )

12 inch x 10.5 inch ( 30.5 cm x 26.7 cm ),CEB Form Factor

2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A),1 x ASUS Wi-Fi Module,4 x USB 3.2 Gen 1 (blue) Type-A,3 x Audio jack(s),1 x PS/2 keyboard/mouse combo port(s),1 x DVI-D,1 x D-Sub,1 x HDMI,1 x LAN (RJ45) port(s)

1 x USB 3.2 Gen 2(teal blue)Type-A,1 x USB 3.2 Gen 2 (black)USB Type-C^TM,,4 x USB 2.0 (one port can be switched to USB BIOS FlashBack^™),6 x USB 3.2 Gen 1 (blue),2 x LAN (RJ45) port(s),1 x Optical S/PDIF out

Realtek ALC887/8977.1 Surround Sound High Definition Audio CODEC,- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback,* Choose the chassis with HD audio module in front panel to support 8-channel audio output.,- Premium Japanese audio capacitors,- LED-illuminated design,- Audio Shielding,- Dedicated audio PCB layers,Audio Feature :

Realtek® S1200A7.1-Channel High Definition Audio CODEC,- Supports : Jack-detection, Multi-recording, Front Panel MIC Jack-retasking,- DTS X®:Ultra,- High quality120dBSNR stereo playback output(Line-out at rear)and113dB(Line-in),- Impedance sense for front and rear headphone outputs,- Internal audio Amplifier to enhance the highest quality sound for headphone and speakers,- DTS Headphone:X,Separate layer for left and right track, ensuring both sound deliver equal quality,- Audio amplifier: Provides the highest-quality sound for headphone and speakers,- 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,- DTS Connect,Audio Feature :

Thunderbolt 3 support,Fan Xpert4,- Fan Xpert 4 featuring Fan Auto Tuning function and multiple thermistors selection for optimized system cooling control,OC Design - ASUS PRO Clock II Technology,- Aura Addressable Strip Header(s),- ASUS USB BIOS FlashBack^™,TPU,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!,M.2 and U.2 Onboard (The Latest Transfer Technology with up to 32Gb/s Data-transfer Speeds for M.2 and U.2),AURA :,- Crystal Sound 3,- 5-Way Optimization tuning key perfectly consolidates TPU, EPU, DIGI+ Power Control, Fan Xpert 3, and Turbo App,- ASUS CrashFree BIOS,5-Way Optimization by Dual Intelligent Processors 5,- Industry leading Digital 8 Phase CPU Power Design,- ASUS Enhanced DRAM Overcurrent Protection - Short circuit damage prevention,- ASUS ESD Guards - Enhanced ESD protection,- AI Suite 3,- ASUS Q-Cable,- Industry leading Digital 2 Phase DRAM Power Design,- ASUS EZ Flash,ASUS Digital Power Design :,- Ai Charger+,ASUS EPU :,- EPU,ASUS Exclusive Features :,ASUS EZ DIY :,- Multi-language BIOS,ASUS Q-Design :,- ASUS Q-Shield,- ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED),- ASUS Q-Slot,- ASUS Q-DIMM,- ASUS Q-Connector

*Intel® VROC is supported via RSTe, and Intel® VROC_HW_key. VROC_HW_Key is purchased separately. NVMe RAID type and function will depend on the Intel® VROC_HW_key installed.

*1 Please refer to the block diagrams in the Appendix for more details in the manual.
*2 M.2 PCIE RAID support,M.2_1 socket shares bandwidth with SATA6G_1 port. When M.2_1 socket runs in
SATA mode, SATA6G_1 port will be disabled.
*3 The U.2 connectors are only supported on 48/44-Lane CPUs

Bluetooth v5.1*,*BT 5.1 function will be ready in Windows 10 build 19041 or later.

ASUS Exclusive Software
Armoury Crate
- Aura Creator
- Aura Sync
AI Suite 3
- Performance And Power Saving Utility
TurboV EVO
EPU
Digi+ VRM
Fan Xpert 2+
- EZ update
ASUS CPU-Z
AI Charger
DAEMON Tools
Norton Anti-virus software (Free Trial for 60 days)
WinRAR
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode

Operation temperature: 10℃ ~ 35℃
Non operation temperature: -40℃ ~ 70℃
Non operation humidity: 20% ~ 90% ( Non condensing)