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ASUS PRIME B840M-A WIFI AMD B840 Socket AM5 micro ATX

SKU
90MB1J20-M0EAY0
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AMD B840 Chipset, 4 x DIMM slots, max. 192GB, DDR5, 3 x M.2 slots and 4 x SATA 6Gb/s ports
Category: Motherboards
B840M-A WIFI
ASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen™ 9000 series processors. The PRIME B840M-A WIFI motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It’s designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.
SKU 90MB1J20-M0EAY0
EAN 4711387797143
Specification
Internal I/O
Number of M.2 (M) slots3
USB 3.2 Gen 2 (3.1 Gen 2) connectors0
Front panel connectorYes
12V power connectorYes
Supported storage drive interfacesM.2, SATA III
USB 2.0 connectors2
USB 3.2 Gen 1 (3.1 Gen 1) connectors2
TPM connectorYes
S/PDIF out connectorYes
Number of SATA III connectors4
Number of COM connectors1
Number of chassis fan connectors3
Front panel audio connectorYes
CPU fan connectorYes
ATX Power connector (24-pin)Yes
Technical details
Motherboard chipset familyAMD
Motherboard chipsetAMD B840
Supported processor socketsSocket AM5
Parallel processing technology supportNot supported
Motherboard form factormicro ATX
Component forPC
Audio
Audio output channels7.1 channels
Performance
Number of HDDs supported4
Supported storage drive typesHDD & SSD
Windows operating systems supportedWindows 10 x64, Windows 11
Motherboard chipset familyAMD
Motherboard chipsetAMD B840
RAID levels0, 1, 5, 10
Supported processor socketsSocket AM5
Audio output channels7.1 channels
Motherboard form factormicro ATX
Component forPC
Processor
Processor manufacturerAMD
Compatible processor seriesAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor socketsSocket AM5
Processor socketSocket AM5
Memory
Number of memory slots4
Memory slots typeDIMM
Supported memory typesDDR5-SDRAM
Memory channelsDual-channel
Maximum internal memory192 GB
Unbuffered memoryYes
ECC сompatibilityECC & Non-ECC
Storage controllers
Number of HDDs supported4
Supported storage drive typesHDD & SSD
Supported storage drive interfacesM.2, SATA III
RAID levels0, 1, 5, 10
Number of storage drives supported7
RAID supportYes
Graphics
Parallel processing technology supportNot supported
Rear panel I/O ports
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity1
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 quantity0
USB 2.0 ports quantity4
WiFi-AP antenna jack1
VGA (D-Sub) ports quantity0
HDMI ports quantity1
Ethernet LAN (RJ-45) ports1
DVI-D ports quantity0
DisplayPorts quantity2
Network
Ethernet LANYes
Wi-FiYes
Wi-Fi standardsWi-Fi 6E (802.11ax)
Ethernet interface type2.5 Gigabit Ethernet
BluetoothYes
Bluetooth version5.3
Top Wi-Fi standardWi-Fi 6E (802.11ax)
Features
Windows operating systems supportedWindows 10 x64, Windows 11
Motherboard chipset familyAMD
Motherboard chipsetAMD B840
Supported processor socketsSocket AM5
Audio output channels7.1 channels
Motherboard form factormicro ATX
Component forPC
Expansion slots
Number of M.2 (M) slots3
PCI Express x16 (Gen 3.x) slots2
PCI Express x16 (Gen 4.x) slots1
1st M.2 largest key size2280
1st M.2 highest PCI Express generation4.0
2nd M.2 largest key size2280
2nd M.2 highest PCI Express generation4.0
3rd M.2 largest key size2280
3rd M.2 highest PCI Express generation3.0
BIOS
BIOS typeUEFI AMI
BIOS memory size256 Mbit
Packaging data
Package width275 mm
Package depth275 mm
Package height67.5 mm
Package weight1.52 kg
Software
Windows operating systems supportedWindows 10 x64, Windows 11
Weight & dimensions
Package width275 mm
Package depth275 mm
Package height67.5 mm
Package weight1.52 kg
Width244 mm
Depth244 mm
Packaging content
Cables includedSATA
Screws includedYes
Antenna includedYes
Other features
Package width275 mm
Package depth275 mm
Package height67.5 mm
Package weight1.52 kg
Manufacturer ASUS
In Stock N
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