ASUS ROG STRIX B850-G GAMING WIFI AMD RYZEN DDR5 WIFI MATX Motherboard - Socket AM5 - 90MB1M30-M0EAY0

Chipset
AMD B850 
Memory
4 x DIMM slots, max. 256GB, DDR5
Supports up to 8000+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.
Graphics
1 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.  
**** VGA resolution support depends on processors' or graphic cards' resolution.
Expansion Slots
AMD Ryzen™ 9000 & 7000 Series Desktop Processors*
1 x PCIe 5.0 x16 slot
AMD Ryzen™ 8000 Series Desktop Processors*
1 x PCIe 5.0 x16 slot (supports PCIe 4.0 x8/x4 mode)
*Specifications vary by CPU types.
- To ensure compatibility of the device installed, please refer to https://www.asus.com/support/download-center/ for the list of supported peripherals.
Storage
Total supports 4 x M.2 slots and 2 x SATA 6Gb/s ports*
AMD Ryzen™ 9000 & 7000 Series Desktop Processors*
M.2_1 slot (Key M), type 2242/2260/2280  (supports PCIe 4.0 x4 mode)
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
AMD Ryzen™ 8000 Series Desktop Processors*
M.2_1 slot (Key M), type 2242/2260/2280  (supports PCIe 4.0 x4 mode)
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4/x2 mode)

AMD B850 Chipset
M.2_3 slot (Key M), type 2280 (supports PCIe 4.0 x4)
M.2_4 slot (Key M), type 2280 (supports PCIe 4.0 x4) on the underside of the board

2 x SATA 6Gb/s ports
*Specifications vary by CPU types.
RAID Support
AMD RAIDXpert2 Technology*
Ryzen™ 9000 Series Processors: RAID 0/1/5/10
Ryzen™ 8000 Series Processors: RAID 0/1
Ryzen™ 7000 Series Processors: RAID 0/1/10
*Specifications vary by CPU types.
Ethernet
1 x Intel® 2.5Gb Ethernet
ASUS LANGuard 
Wireless & Bluetooth
Wi-Fi 7*
2x2 Wi-Fi 7 (802.11be)
Supports 2.4/5/6GHz frequency band**
Supports Wi-Fi 7 160MHz bandwidth, up to 2.9Gbps transfer rate.
Bluetooth® v5.4***

*Wi-Fi features may vary depending on the operating system
For Windows 11, Wi-Fi 7 will require 24H2 or later version for full functions, Windows 11 21H2/22H2/23H2 only supports Wi-Fi 6E.
For Windows 10, only Wi-Fi 6 is supported.
** Wi-Fi 6GHz frequency band and bandwidth regulatory may vary between countries.
*** The Bluetooth® version may vary, please refer to the Wi-Fi module manufacturer's website for the latest specifications.
USB
Rear USB (Total 10 ports)
1 x USB 20Gbps port (1 x USB Type-C®)
3 x USB 10Gbps ports (2 x Type-A + 1 x USB Type-C®)
4 x USB 5Gbps ports (4 x Type-A)
2 x USB 2.0 ports (2 x Type-A)
Front USB (Total 7 ports)
1 x USB 10Gbps connector (1 x 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
Audio
Realtek ALC1220P 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 
- SupremeFX Shielding Technology
- Savitech SV3H712 AMP  
- Rear optical S/PDIF out port
- Premium audio capacitors
- Audio cover
*A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output. 
Back Panel I/O Ports
1 x USB 20Gbps port (1 x USB Type-C®)
3 x USB 10Gbps ports (2 x Type-A + 1 x USB Type-C®)
4 x USB 5Gbps ports (4 x Type-A)
2 x USB 2.0 ports (2 x Type-A) 
1 x DisplayPort
1 x HDMI™ port
1 x Wi-Fi module
1 x Intel® 2.5Gb Ethernet port
2 x Audio jacks 
1 x Optical S/PDIF out port
1 x BIOS FlashBack™ button 
1 x Clear CMOS button 
Internal I/O Connectors
Fan and Cooling Related 
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
1 x 4-pin AIO Pump header
3 x 4-pin Chassis Fan headers
Power Related 
1 x 24-pin Main Power connector
2 x 8-pin +12V CPU Power connectors
Storage Related 
4 x M.2 slots (Key M) 
2 x SATA 6Gb/s ports
USB 
1 x USB 10Gbps 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 RGB Gen 2 headers
1 x Chassis Intrusion header
1 x Front Panel Audio header (F_AUDIO)
1 x Start button
1 x 10-1 pin Front Panel System header
1 x Thermal Sensor header
Special Features
Extreme Engine Digi+
- 5K metallic capacitors 
ASUS Q-Design 
- M.2 Q-Latch
- M.2 Q-Release
- PCIe Slot Q-Release  
- Q-Antenna
- Q-Dashboard
- Q-DIMM
- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
ASUS Thermal Solution
- M.2 heatsink 
- VRM heatsink design
ASUS EZ DIY
- BIOS FlashBack™ button
- BIOS FlashBack™ LED
- Clear CMOS button
- ProCool 
- Pre-mounted I/O shield
- SafeSlot
Aura Sync
- Addressable RGB Gen2 headers
Software Features
ROG Exclusive Software
- ROG CPU-Z
- Dolby Atmos
ASUS Exclusive Software
Armoury Crate
- Aura Creator
- Aura Sync
- Fan Xpert 4 
- GameFirst
ASUS AI Advisor
ASUS DriverHub
- AIDA64 Extreme (60 days free trial) 
- HWiNFO
ASUS GlideX
TurboV Core 
Adobe Creative Cloud (Free Trial)
Norton 360 for Gamers (60 Days Free Trial) 
WinRAR (40 Days Free Trial)
UEFI BIOS
AI Overclocking Guide
AI Cache Boost
ASUS EZ DIY 
- ASUS CrashFree BIOS 3 
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
- ASUS MyHotkey
*For more software features, please visit the asus support site or refer to www.asus.com/support for additional information.
BIOS
256 Mb Flash ROM, UEFI AMI BIOS
Manageability
WOL by PME, PXE 
Accessories
Cables
2 x SATA 6Gb/s cables 
Miscellaneous
1 x ASUS WiFi Q-Antenna
1 x Cable ties package
1 x M.2 Q-Latch package
1 x ROG key chain
1 x ROG Strix stickers 
3 x M.2 rubbers
1 x Screw package for M.2 SSD
Documentation
1 x Quick start guide
Operating System
Windows 11 
Form Factor
micro-ATX Form Factor 
9.6 inch x 9.6 inch (24.4 cm x 24.4 cm)