Asus ROG STRIX B850-A GAMING WIFI ATX Motherboard

Brand: ASUS
SKU: ROG-B850-A-GAMING-WIFI
Availability: In stock

Key Features

Model: ROG STRIX B850-A GAMING WIFI

Supported CPU: AMD Socket AM5 for AMD Ryzen 9000, 8000 & 7000 Series

Supported RAM: 4x DDR5, up to 256GB, 8000+ MT/s (OC)

Graphics Output: 1x HDMI, 1x Display Port

Features: Realtek 2.5Gb Ethernet, Wi-Fi 7, Bluetooth 5.4

Tk 43,000
Tk 46,330
Tk 43,000
Subtotal: Tk 43,000

Specification

Basic Information

Supported CPU AMD Socket AM5 for AMD Ryzen 9000 & 8000 & 7000 Series Desktop Processors
Chipset AMD B850
BIOS 256 Mb Flash ROM, UEFI AMI BIOS
Form Factor ATX Form Factor
12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )
Audio ROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4080

Expansion Slots

PCI AMD Ryzen™ 9000 & 7000 Series Desktop Processors
1 x PCIe 5.0 x16 slot with Q-Release Slim
AMD Ryzen™ 8000 Series Desktop Processors
1 x PCIe 5.0 x16 slot with Q-Rlease Slim (supports PCIe 4.0 x8 or x4 mode)*
AMD B850 Chipset
1 x PCIe 4.0 x16 slot (supports x4 mode)**
* Specifications vary by CPU types.
** PCIEX16(G4) slot (supports x4 mode) from AMD B850 Chipset shares bandwidth with M.2_3
M.2 Socket 4 x M.2

 

Memory

Type DDR5
Slots 4 x DIMM
Supported Memory 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)
Maximum Memory 256GB

 

Graphics

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.

 

Connector & Ports

HDMI 1x HDMI 2.1
Display Port (s) 1x DisplayPort 1.4
USB (s) 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 (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
LAN Port (s) 1 x Intel 2.5Gb Ethernet
ASUS LANGuard
Wireless Communication module 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
Supported Storage Total supports 4 x M.2 slots and 2 x SATA 6Gb/s ports

AMD Ryzen™ 7000 & 9000 Series Desktop Processors
M.2_1 (Key M), type 2242/2260/2280 (supports PCIe 5.0x4 mode)
M.2_2 (Key M), type 2280/22110 (supports PCIe 4.0 x4 mode)
AMD Ryzen™ 8000 Series Desktop Processors
M.2_1 (Key M), type 2242/2260/2280 (supports PCIe 4.0x4 mode)
M.2_2 (Key M), type 2280/22110 (supports PCIe 4.0 x4/x2 mode)*

AMD B850 Chipset
M.2_3 (Key M), type 2280 (supports PCIe 4.0 x4)**
M.2_4 (Key M), type 2280 (supports PCIe 4.0 x4)
2 x SATA 6Gb/s ports
* Specifications vary by CPU types.
** M.2_3 slot shares bandwidth with PCIEX16(G4). When PCIEX16(G4) slot is operating, M.2_3 will be disabled.
RAID 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
Audio 2 x Audio jacks
Internal I/O Ports 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
4 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
3 x M.2 slots (Key M)
4 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 Gen 2 headers
1 x Clear CMOS header
1 x Chassis Intrusion header
1 x COM Port header
1 x Front Panel Audio header (F_AUDIO)
1 x 10-1 pin Front System Panel header
1 x Thunderbolt™ (USB4®) header

Back Panel I/O Ports:
1 x USB 20Gbps port (1 x USB Type-C®)
3 x USB 10Gbps ports (3 x Type-A)
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 Realtek 2.5Gb Ethernet port
5 x Audio jacks
1 x BIOS FlashBack button

 

Others

Special Features Extreme Engine Digi+
- 5K Black metallic capacitors
ASUS Q-Design
- M.2 Q-Latch
- M.2 Q-Release
- M.2 Q-Slide
- PCIe Slot Q-Release Slim (with PCIe SafeSlot)
- Q-Antenna
- Q-Dashboard
- Q-DIMM
- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
- Q-Slot
ASUS Thermal Solution
- M.2 heatsink backplate
- M.2 heatsink
ASUS EZ DIY
- BIOS FlashBack™ button
- BIOS FlashBack™ LED
- Clear CMOS button
- ProCool
- Pre-mounted I/O shield
- SafeSlot
- SafeDIMM
Aura Sync
- Addressable Gen 2 headers
Bundled Software ROG Exclusive Software
- ROG CPU-Z
- Dolby Atmos
ASUS Exclusive Software
Armoury Crate
- AIDA64 Extreme (60 days free trial)
- Aura Creator
- Aura Sync
- Fan Xpert 4
- GameFirst
- HWiNFO
- Power Saving
ASUS DriverHub
ASUS GlideX
TurboV Core
Adobe Creative Cloud (Free Trial)
Norton 360 for Gamers (60 Days Free Trial)
WinRAR (40 Days Free Trial)
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
- ASUS MyHotkey

 

Warranty

Warranty 3 years

Description

Asus ROG STRIX B850-A GAMING WIFI ATX Motherboard 

The Asus ROG STRIX B850-A GAMING WIFI ATX Motherboard is a high-performance gaming motherboard crafted for enthusiasts and creators who demand power, speed, and precision. Engineered with the AMD B850 chipset and AM5 socket, it supports the latest AMD Ryzen 9000, 8000, and 7000 Series Desktop Processors, delivering exceptional performance for next-gen gaming and intensive workloads.

Designed with support for up to 256GB of DDR5 RAM across four DIMM slots, the motherboard achieves blazing speeds up to 8000+ MT/s (OC), ensuring unparalleled responsiveness in gaming, streaming, and multitasking. Expansion flexibility is guaranteed with one PCIe 5.0 x16 slot for high-end GPUs and multiple PCIe 4.0 slots for additional components, offering a scalable and future-ready setup.

For storage, the Asus ROG STRIX B850-A GAMING WIFI provides two M.2 PCIe 5.0/4.0 slots and four SATA 6Gb/s ports, enabling lightning-fast NVMe SSD performance and generous storage expansion options.

Connectivity is cutting-edge, featuring 2.5Gb Ethernet, Wi-Fi 6E, and Bluetooth v5.3 for fast, reliable, and low-latency networking—ideal for competitive gaming and high-speed data transfers. The rear I/O and internal headers include a rich assortment of USB ports, such as USB 20Gbps Type-C, USB 10Gbps Type-A, USB 5Gbps, and USB 2.0, ensuring full compatibility with modern peripherals and accessories.

To maintain system stability under heavy loads, this Asus ROG STRIX motherboard integrates premium cooling features including large VRM heatsinks, M.2 heatsinks, and multiple fan headers, all controlled through ASUS Fan Xpert 4. This ensures optimized airflow and thermal balance for consistent peak performance.

Aesthetically, the motherboard embodies the ROG STRIX identity with its bold design and ASUS Aura Sync RGB lighting, allowing full customization and synchronization with compatible components for a unified and dynamic gaming setup.

DIY enthusiasts will appreciate the builder-friendly features such as EZ PC DIY tools, M.2 Q-Latch, PCIe Slot Q-Release, and a pre-mounted I/O shield, which simplify assembly, upgrades, and maintenance.

Built with ASUS 5X Protection III, DIGI+ VRM, and premium capacitors, the Asus ROG STRIX B850-A GAMING WIFI ATX Motherboard ensures long-term reliability, stable power delivery, and protection against electrical surges.

Whether you’re a gamer pushing frame rates to the limit, a content creator rendering complex projects, or an enthusiast looking for a powerful foundation, the ROG STRIX B850-A GAMING WIFI delivers the performance, aesthetics, and durability to handle it all.

Price in Bangladesh: 43,000৳
Buy the Asus ROG STRIX B850-A GAMING WIFI ATX Motherboard from Tech Buy. Order online or visit your nearest showroom to get yours at the best price. This motherboard comes with a 3-year warranty.

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