ASUS PRIME B840M-R AMD B840 Socket AM5 micro ATX

SKU
90MB1PT0-M0EAY0
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AM5, AMD B840, 2 x DIMM slots, max. 128GB, DDR5, 1Gb Ethernet, 32MB (256Mb) Flash ROM, UEFI AMI BIOS, micro-ATX
More Information
SKU 90MB1PT0-M0EAY0
EAN 4711636560702
Manufacturer ASUS
Availability No
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Prime B840M-R
ASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen™ 9000 series processors. The PRIME B840M-R 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.
Internal I/O
Number of M.2 (M) slots2
USB 3.2 Gen 2 (3.1 Gen 2) connectors0
12V power connectorYes
Supported storage drive interfacesM.2, SATA III
USB 2.0 connectors2
USB 3.2 Gen 1 (3.1 Gen 1) connectors1
TPM connectorYes
S/PDIF out connectorYes
Number of SATA III connectors4
Number of COM connectors1
Number of chassis fan connectors2
Front panel audio connectorYes
EPS power connector (8-pin)Yes
CPU fan connectorYes
ATX Power connector (24-pin)Yes
Number of CPU fan connectors1
Technical details
Motherboard chipset familyAMD
Motherboard chipsetAMD B840
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 11, Windows 10 x64
Motherboard chipset familyAMD
Motherboard chipsetAMD B840
RAID levels0, 1, 5, 10
Audio output channels7.1 channels
Motherboard form factormicro ATX
Component forPC
Processor
Processor manufacturerAMD
Compatible processor seriesAMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 Series
Processor socketSocket AM5
Memory
Number of memory slots2
Memory slots typeDIMM
Supported memory typesDDR5-SDRAM
Memory channelsDual-channel
Maximum internal memory128 GB
Unbuffered memoryYes
Supported memory clock speed (max)7600 MHz
ECC сompatibilityNon-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 supported6
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 quantity4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity0
USB connector typeUSB Type-A
USB 2.0 ports quantity2
VGA (D-Sub) ports quantity0
PS/2 ports quantity1
Microphone inYes
Headphone outputs1
HDMI ports quantity1
Ethernet LAN (RJ-45) ports1
DVI-D ports quantity0
DisplayPorts quantity1
Line-inYes
Network
Ethernet LANYes
Wi-FiNo
Ethernet interface typeGigabit Ethernet
Features
Windows operating systems supportedWindows 11, Windows 10 x64
Motherboard chipset familyAMD
Motherboard chipsetAMD B840
Audio output channels7.1 channels
Motherboard form factormicro ATX
Component forPC
Product colourMulticolour
Expansion slots
Number of M.2 (M) slots2
PCI Express x1 (Gen 3.x) slots1
1st M.2 largest key size2280
BIOS
BIOS typeUEFI AMI
BIOS memory size256 Mbit
Packaging data
Package width260 mm
Package depth270 mm
Package height51.5 mm
Package weight924 g
Software
Windows operating systems supportedWindows 11, Windows 10 x64
Weight & dimensions
Height36.5 mm
Package width260 mm
Package depth270 mm
Package height51.5 mm
Package weight924 g
Weight563 g
Width236 mm
Depth229 mm
Other features
Height36.5 mm
Package width260 mm
Package depth270 mm
Package height51.5 mm
Package weight924 g
Weight563 g