ASUS ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5
ASUS ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5, photo 2
ASUS ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5, photo 3
ASUS ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5, photo 4
ASUS ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5, photo 5
ASUS ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5, photo 6
ASUS ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5, photo 7
ASUS ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5, photo 8
ASUS

ASUS ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5

SKU HC-219650MPN 90MB1J50-M0EAY0

  • AM5
  • B850
  • ATX

Highlights

  • AMD AM5 socket supports Ryzen 9000, 8000, 7000 CPUs
  • 4 DIMM slots up to 192GB DDR5 8000 MT/s (OC)
  • PCIe 5.0 x16 slot and one PCIe 5.0 M.2 slot
  • Three additional PCIe 4.0 M.2 slots and two SATA ports
  • Wi-Fi 7, Bluetooth 5.4, and 2.5 Gbps LAN
  • USB4 header for up to 40 Gbps data transfer

Key specs

Socket
AM5
Chipset
B850
Form factor
ATX
Memory
DDR5
Wi-Fi
Yes
Motherboard Chipset
AMD B850
All specifications
$219.99
  • ≈ 0.002852 BTC
  • ≈ 0.09607 ETH
  • ≈ 220.21 USDT

In stock Ships by Tue, Nov 10 when paid today.

  • Delivery to the United States: $39.90 DHL Express Worldwide · arrives Wed, Nov 11 – Mon, Nov 16 if paid today
  • Rate locked at checkout Up to 60 min to send BTC, 30 min for ETH and USDT
  • New, sealed and genuine Manufacturer warranty: 3 years
  • 30-day returns Unused items in original packaging
Pay with BTCETHUSDTTRC20USDTERC20

Overview

This ATX motherboard uses the AMD B850 chipset and AM5 socket to support Ryzen 9000, 8000, and 7000 series processors. It is built for gamers and enthusiasts who want PCIe 5.0 graphics and storage, high-speed DDR5 memory, and modern wireless connectivity.

Design and Power Delivery

The board features a white ATX layout with integrated I/O shield, VRM heatsinks, M.2 heatsinks, and a backplate. Dual 8-pin CPU power connectors and robust power stages deliver stable current for high-end processor overclocking.

Memory and Expansion

Four DDR5 DIMM slots support up to 192 GB with AMD EXPO profiles up to 8000 MT/s. Expansion includes one PCIe 5.0 x16 slot, one PCIe 4.0 x16 slot, and four M.2 slots with one running at PCIe 5.0 speeds.

Connectivity and I/O

Rear I/O provides USB4, USB 3.2 Gen 2, USB 3.1 Gen 1, and USB 2.0 ports alongside DisplayPort and HDMI. Networking includes Wi-Fi 7, Bluetooth 5.4, and a 2.5 Gbps Ethernet port. Internal headers add USB4, USB-C, USB 3.0, USB 2.0, and three addressable RGB connectors.

BIOS Recovery Features

BIOS Flashback and Clear CMOS buttons allow firmware recovery and settings reset without a CPU or memory installed, simplifying troubleshooting during overclocking.

ROG STRIX B850-A Gaming WiFi Motherboard Socket AM5 AMD B850 ATX DDR5 specifications

General
BrandASUS
Manufacturer part no.90MB1J50-M0EAY0
EAN4711387772676
Warranty3 years (manufacturer)
Form Factor
Motherboard Form FactorATX
CPU
CPU ManufacturerAMD
CPU SocketAM5
Motherboard
Motherboard ChipsetAMD B850
Built-In I/O ShieldYes
Memory
Max. Memory192 GB
Memory TypeDDR5
Memory Form FactorDIMM
System Memory SubtypeUDIMM
Max. Memory Speed (OC)8000 MT/s
ECC SupportYes
Memory slots4x
Performance ProfileAMD EXPO
Wi-Fi & LAN
LANYes
LAN Ports1x 2.5 Gbit/s
Wi-Fi / BluetoothYes
Wi-Fi StandardWi-Fi 7
Bluetooth Standard5.4
Cooling
BackplateYes
M.2 HeatsinksYes
VRM HeatsinksYes
Internal Ports
CPU Power Supply2x 8-Pin
USB4 (internal) Header1
USB 3.0 / 3.1 / 3.2 (internal) Type C Header1
USB 3.0 / 3.1 / 3.2 (internal) Type C Possible Ports1
USB 3.0 (internal) Header1
USB 3.0 (internal) Possible Ports2
USB 2.0 (internal) Header1
USB 2.0 (internal) Possible Ports2
RGB / LED connectors3x Digital RGB (3-Pin 5VDG)
Front Panel Audio HeaderYes
External Ports
USB 3.2 (external) Type C1
USB 3.1 (external) Type C1
USB 3.1 (external) Type A2
USB 3.0 (external) Type A4
USB 2.0 (external) Type A2
Display ConnectorsDisplayPort (1x), HDMI (1x)
Storage Ports
M.2 PCIe 4.0 x42
M.2 PCIe 5.0 x41
SATA 6G (internal)2
Expansion Slots
PCIe x16 slots (total)2
PCIe 5.0 x16 mechanical slot1
PCIe 4.0 x16 mechanical slot1
Fan Header
4 Pin Fan Connectors7
Audio
SoundchipRealtek ALC4080
Lighting
Lighting / RGBYes
Color
Primary ColorWhite
Dimensions
Length / Depth244 mm
Width305 mm

Specifications come from the manufacturer and can change without notice. Check the box contents and compatibility before ordering; our team answers questions within one business day.

Shipping & returns

Delivery to the United States: $39.90DHL Express Worldwide · arrives Wed, Nov 11 – Mon, Nov 16 if paid today

Ships from our warehouse in Germany: in stock, it leaves within 1–2 business days, tracked to the door.
ToBusiness daysThis item
GermanyDHL Paket1–2Free
Other EU countriesDHL Parcel International2–8$11.90–$15.90
UK, Switzerland and NorwayDHL Parcel International3–7$24.90
United States and CanadaDHL Express Worldwide2–5$39.90
Asia and the Middle EastDHL Express Worldwide2–5$49.90
Australia and New ZealandDHL Express Worldwide3–6$59.90
  • Discreet packaging Plain, unbranded box — no crypto or brand references outside
  • Returns 30 days for unused items in original packaging; faulty items are on us
Rates and delivery times by country

Paying in crypto

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