ASUS ROG Strix B850-G Gaming WiFi – Compact Micro-ATX Motherboard

About the ASUS ROG Strix B850-G Gaming WiFi

The ASUS ROG Strix B850-G Gaming WiFi is AMD's newest B850 platform motherboard built in compact micro-ATX format for Ryzen 9000 and 7000 processors. It's designed for small form factor enthusiasts and space-conscious gamers who want modern features without full ATX size. You get WiFi 7 and B850 chipset in a board that fits smaller cases.

What This ASUS ROG Strix B850-G Gaming WiFi Does for You

This mATX gaming motherboard handles everything from competitive gaming to content creation in compact builds. WiFi 7 delivers 2.9Gbps wireless speeds for smooth online gaming and fast file transfers. Four M.2 slots give you plenty of storage without messy SATA cables in tight cases. Intel 2.5Gb Ethernet handles streaming uploads and large backups.

The micro-ATX form factor measures just 9.6" x 9.6" and fits cases that can't accommodate full ATX boards. Perfect for bedroom setups, LAN party rigs, and desk builds with limited space. You save desk real estate while getting the same B850 features as larger boards.

Q-Design features make building in cramped mATX cases significantly easier. Q-Latch secures M.2 drives without fiddly screws. Q-Release removes your GPU with one hand when space is tight. Working in compact cases becomes less frustrating.

Why This Best mATX Motherboard for Ryzen Stands Out

Most manufacturers skip micro-ATX for new chipsets and focus on ATX or Mini-ITX. This board fills a critical gap for builders who want B850 but need mATX size. WiFi 7 is almost unheard of on micro-ATX boards at this tier.

Three PCIe 5.0 M.2 slots with Ryzen 9000 processors future-proof your storage. One M.2 slot on the underside maximizes use of limited PCB space. DIGI+ VRM keeps your Ryzen CPU stable during long gaming sessions.

Perfect For

• Small form factor PC builders creating compact gaming builds for LAN parties or limited desk space setups.
• Gamers with micro-ATX cases like Cooler Master Q300L or Fractal Design Meshify C Mini who need B850 platform.
• Bedroom and dorm PC builders who want powerful gaming rigs without large ATX towers taking up floor space.
• Singapore PC builders upgrading from older mATX B450/B550 boards who want latest AMD platform without changing cases.

Why Buy from Mansa Computers

• 3-year Singapore warranty with ASUS service support
• Fast WhatsApp inquiry response for case compatibility questions
• Open 7 days a week for support when you're building
• Home delivery available across Singapore

Technical Specifications Summary

Chipset
AMD B850

CPU Socket
AM5 (Ryzen 9000/7000 Series)

Form Factor
Micro-ATX (9.6" x 9.6")

Memory
4x DDR5 DIMM, up to 256GB

Storage
4x M.2 slots (3x PCIe 5.0), 2x SATA 6Gb/s

Networking
WiFi 7, Intel 2.5Gb Ethernet

Audio
SupremeFX with Savitech AMP (120dB SNR)

USB
10 rear USB ports including USB 20Gbps Type-C

Ready to build your compact gaming PC in Singapore with AMD's latest platform? The ASUS motherboard delivers B850 performance in micro-ATX size. Questions about case compatibility? Just ask.

Model
ROG STRIX B850-G GAMING WIFI

CPU
AMD Socket AM5 for AMD Ryzen™ 9000, 8000 and 7000 Series Desktop Processors
Refer to ASUS support site for CPU compatibility list

Chipset
AMD B850 Chipset

Memory
4 x DIMM slots, max. 256GB DDR5
Supports up to 8000+ MT/s (OC) with Ryzen™ 9000, 8000 and 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, speed and DRAM module configuration vary by CPU
Non-ECC un-buffered DDR5 memory supports On-Die ECC function

Graphics
1 x DisplayPort (supports max. 8K@30Hz, DisplayPort 1.4)
1 x HDMI™ port (supports max. 4K@60Hz, HDMI 2.1)
Graphics specifications may vary depending on CPU type

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 or x4 mode)

Specifications vary by CPU types

Storage
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, PCIe 4.0 x4 mode
M.2_2 slot (Key M), type 2242/2260/2280, PCIe 5.0 x4 mode

AMD Ryzen™ 8000 Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280, PCIe 4.0 x4 mode
M.2_2 slot (Key M), type 2242/2260/2280, PCIe 4.0 x4/x2 mode

AMD B850 Chipset
M.2_3 slot (Key M), type 2280, PCIe 4.0 x4 mode
M.2_4 slot (Key M), type 2280, PCIe 4.0 x4 mode (underside)

2 x SATA 6Gb/s ports

RAID
Supports AMD RAIDXpert2 Technology
Ryzen™ 9000 Series: RAID 0 / 1 / 5 / 10
Ryzen™ 7000 Series: RAID 0 / 1 / 10
Ryzen™ 8000 Series: RAID 0 / 1

Ethernet
1 x Intel® 2.5Gb Ethernet
ASUS LANGuard

Wireless & Bluetooth
Wi-Fi 7 (802.11be), 2x2
Supports 2.4GHz / 5GHz / 6GHz frequency bands
Supports 160MHz bandwidth, up to 2.9Gbps transfer rate
Bluetooth® v5.4

Wi-Fi features depend on operating system and regional regulations

USB
Rear USB (Total 10 ports)
1 x USB 20Gbps Type-C
3 x USB 10Gbps ports (2 x Type-A, 1 x Type-C)
4 x USB 5Gbps Type-A
2 x USB 2.0 Type-A

Front USB (Total 7 ports)
1 x USB 10Gbps connector (Type-C)
1 x USB 5Gbps header supports 2 additional USB ports
2 x USB 2.0 headers support 4 additional USB ports

Audio
Realtek ALC1220P 7.1 Surround Sound High Definition Audio CODEC
Impedance sensing for front and rear headphone outputs
Internal audio amplifier for headphones and speakers
120 dB SNR stereo playback, 113 dB SNR recording input
Supports up to 32-bit / 192kHz playback
Savitech SV3H712 amplifier
Rear optical S/PDIF out port
Premium audio capacitors
Audio cover

Back Panel I/O Ports
1 x USB 20Gbps Type-C
3 x USB 10Gbps ports (2 x Type-A, 1 x Type-C)
4 x USB 5Gbps Type-A
2 x USB 2.0 Type-A
1 x DisplayPort
1 x HDMI™
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
1 x CPU Fan header
1 x CPU OPT Fan header
1 x AIO Pump header
3 x Chassis Fan headers

Power
1 x 24-pin ATX power connector
2 x 8-pin CPU power connectors

Storage
4 x M.2 slots
2 x SATA 6Gb/s ports

USB
1 x USB 10Gbps Type-C connector
1 x USB 5Gbps header
2 x USB 2.0 headers

Miscellaneous
3 x Addressable RGB Gen 2 headers
1 x Chassis Intrusion header
1 x Front Panel Audio header
1 x Start button
1 x Front System Panel 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

ASUS Thermal Solution
M.2 heatsink
VRM heatsink design

ASUS EZ DIY
BIOS FlashBack™
Clear CMOS
ProCool
Pre-mounted I/O shield
SafeSlot

Aura Sync
Addressable RGB Gen 2 headers

Software
ROG CPU-Z
Dolby Atmos

Armoury Crate
Aura Creator
Aura Sync
Fan Xpert 4
GameFirst

ASUS AI Advisor
ASUS DriverHub
AIDA64 Extreme (60-day trial)
HWiNFO

ASUS GlideX
TurboV Core
Adobe Creative Cloud (Free Trial)
Norton 360 for Gamers (60 Days Trial)
WinRAR (40 Days Trial)

BIOS
256 Mb Flash ROM
UEFI AMI BIOS
AI Overclocking Guide
AI Cache Boost
ASUS CrashFree BIOS 3
ASUS EZ Flash 3
ASUS UEFI BIOS EZ Mode
ASUS MyHotkey

Manageability
WOL by PME
PXE

Accessories
2 x SATA 6Gb/s cables
ASUS WiFi Q-Antenna
Cable ties package
M.2 Q-Latch package
ROG key chain
ROG Strix stickers
3 x M.2 rubbers
M.2 SSD screw package
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)

3 YEARS WARRANTY 

Avertek Enterprises Pte Ltd
25 Kallang Ave, #03-03, 
Singapore 339416
Contact: 6341 7839

Ban Leong Technologies Ltd
150, #04-01 Ubi Ave 4, Ubi Biz-Hub,
Singapore 408825
Contact: 6512 9250

Frequently Asked Questions About ASUS ROG Strix B850-G Gaming WiFi

Will this micro-ATX board fit my case?

This board fits any case that supports micro-ATX or ATX motherboards. It measures 9.6" x 9.6" standard mATX size. Check your case specs or message us on WhatsApp for compatibility confirmation.

Is micro-ATX suitable for gaming builds?

Yes, this mATX board has the same B850 chipset and WiFi 7 as full ATX boards. You get four M.2 slots and PCIe 5.0 GPU support. Performance is identical, just in smaller size.

Does this support Ryzen 9000 processors?

Yes, B850 is designed for Ryzen 9000 and also supports Ryzen 7000 CPUs. You get three PCIe 5.0 M.2 slots with Ryzen 9000. DDR5 memory is required.

What warranty coverage do I get from Mansa?

You get a 3-year warranty with ASUS Singapore service support. Mansa provides fast WhatsApp help for installation and compatibility questions. We're open 7 days a week for support.

Why choose this over a full ATX B850 board?

Choose this if you have a micro-ATX case or want a smaller build. Same B850 features and WiFi 7 as ATX boards. You save desk space without losing performance.

How long will it take to receive my purchase?

Standard Shipping - 3 to 5 days
Express Shipping - 1 to 2 days

Can I opt for store pickup?

Yes, we are open daily for collection from 11 AM - 6.30 PM.

Address: 1 Ubi View #01-22, Focus One Building Singapore 408555 (Door located nearest to carpark exit gantry)

We will contact you once your order is ready for collection!