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ASUS ROG STRIX B850-A GAMING WIFI - Motherboard - ATX - Socket AM5 - AMD B850 Chipset - USB-C 3.2 Gen 2x2, USB-C 3.2 Gen2, USB 3.2 Gen 2, USB 3.2 Gen 1 - 2.5 Gigabit LAN, Wi-Fi 7, Bluetooth - onboard graphics (CPU required) - HD Audio (8-channel)

MPN 90MB1J50-M0EAY0 EAN 4711387772676 ASUS
Trade customers only
£233.93 ex VAT £280.72 inc VAT
In stock · 4 available
Trade customers only: orders need a verified business account. Prices ex VAT; VAT is added at checkout.
Quote-led: a person reviews pricing and stock before you commit.
Genuine stock with the manufacturer warranty intact.
Structured returns with credit notes when something is wrong.
Questions? 01224 600337 — Aberdeen & across the UK.
Fresh data: stock and pricing updated 22 Oct 2026.

Description

Manufacturer Code: 90MB1J50-M0EAY0

Overview

ASUS ROG STRIX B850-A GAMING WIFI - Motherboard - ATX - Socket AM5 - AMD B850 Chipset - USB-C 3.2 Gen 2x2, USB-C 3.2 Gen2, USB 3.2 Gen 2, USB 3.2 Gen 1 - 2.5 Gigabit LAN, Wi-Fi 7, Bluetooth - onboard graphics (CPU required) - HD Audio (8-channel) is available through DCS Components. It sits within the Motherboards category.

Key product details

  • Motherboard
  • ATX
  • Socket AM5
  • AMD B850 Chipset
  • USB-C 3.2 Gen 2x2, USB-C 3.2 Gen2, USB 3.2 Gen 2, USB 3.2 Gen 1

Procurement and setup support

Available for quote while live availability remains in stock. DCS can help with procurement, compatibility checks, configuration planning, installation support and long-term managed IT lifecycle support.

EAN: 4711387772676

Specifications

Processor
Processor manufacturerAMD
Processor socketSocket AM5
Compatible processor seriesAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor socketsSocket AM5
Memory
Supported memory typesDDR5-SDRAM
Number of memory slots4
Memory slots typeDIMM
Memory channelsDual-channel
ECC сompatibilityECC & Non-ECC
Supported memory clock speed (max)8000 MHz
Maximum internal memory192 GB
Unbuffered memoryYes
Storage controllers
Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2, SATA III
Number of HDDs supported2
Number of storage drives supported6
RAID supportYes
RAID levels0, 1, 5, 10
Graphics
Parallel processing technology supportNot supported
On-board graphics cardNo
Maximum resolution7680 x 4320 pixels
Internal I/O
USB 2.0 connectors2
USB 3.2 Gen 1 (3.1 Gen 1) connectors1
USB 3.2 Gen 2 (3.1 Gen 2) connectors1
Number of SATA III connectors2
Front panel audio connectorYes
Front panel connectorYes
ATX Power connector (24-pin)Yes
CPU fan connectorYes
Number of CPU fan connectors2
Number of chassis fan connectors4
EPS power connector (8-pin)Yes
Number of EPS power connectors (8-pin)2
Thunderbolt headers1
Number of water pump connectors1
Number of temperature sensor headers1
RGB LED pin headerYes
Number of RGB LED pin headers3
Rear panel I/O ports
USB 2.0 ports quantity2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity1
USB 3.2 Gen 2x2 Type-C ports quantity1
Ethernet LAN (RJ-45) ports1
HDMI ports quantity1
HDMI version2.1
DisplayPorts quantity1
DisplayPort version1.4
Headphone outputs1
Line-inYes
S/PDIF out portYes
Digital audio optical out1
WiFi-AP antenna jack2
Network
Ethernet LANYes
Ethernet interface type2.5 Gigabit Ethernet
Wi-FiYes
Top Wi-Fi standardWi-Fi 7 (802.11be)
Wi-Fi standardsWi-Fi 7 (802.11be)
BluetoothYes
Bluetooth version5.4
Features
Motherboard chipsetAMD B850
Audio chipRealtek ALC4080
Audio output channels7.1 channels
Product colourWhite
Component forPC
Motherboard form factorATX
Motherboard chipset familyAMD
Power source typeATX
Windows operating systems supportedWindows 11
Expansion slots
PCI Express x16 (Gen 4.x) slots1
PCI Express x16 (Gen 5.x) slots1
Number of M.2 (M) slots4
1st M.2 largest key size2280
1st M.2 highest PCI Express generation5.0
2nd M.2 largest key size22110
2nd M.2 highest PCI Express generation4.0
3rd M.2 largest key size2280
3rd M.2 highest PCI Express generation4.0
4th M.2 largest key size2280
4th M.2 highest PCI Express generation4.0
BIOS
BIOS typeUEFI AMI
BIOS memory size256 Mbit
Clear CMOS buttonYes
Packaging data
Package width353 mm
Package depth273 mm
Package height68 mm
Package weight2.04 kg
Weight & dimensions
Width305 mm
Depth244 mm
Packaging content
Cables includedSATA
Antenna includedYes
Other features
Weight2.04 kg
Quick installation guideYes
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