General Information for Asus Motherboards
ASUS PRIME B840M-R, AMD, Socket AM5, AMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 Series, DDR5-SDRAM, 128 GB, DIMM
PRIME B840M-R
Prime B840M-RASUS 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. Its designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications. PRIME B840M-R
Further details for this product, PRIME B840M-R, can be found at the manufacturer website. Please note, these web addresse(s) are supplied by 3rd parties, Quzo UK is not responsible for the content.
AM5, AMD B840, 2 x DIMM slots, max. 128GB, DDR5, 1Gb Ethernet, 32MB (256Mb) Flash ROM, UEFI AMI BIOS, micro-ATX
ASUS PRIME B840M-R. Processor manufacturer: AMD, Processor socket: Socket AM5, Compatible processor series: AMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 Series. Supported memory types: DDR5-SDRAM, Maximum internal memory: 128 GB,
Memory slots type: DIMM. Supported storage drive interfaces: M.2, SATA III, Supported storage drive types: HDD & SSD, RAID levels: 0, 1, 5, 10. USB connector type: USB Type-A. Ethernet interface type: Gigabit Ethernet
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ASUS PRIME B840M-R AMD B840 Socket AM5 micro ATX 90MB1PT0-M0EAY0 Specifications
Product Type
Motherboards
Brand
ASUS
Collection Model Asus PRIME B840M-R
Manufacturer Product Type
Asus Motherboards
Manufacturer Product Type
AMD Motherboards
Product colour
Multicolour
Product Family PRIME B840M-R
Processor socket
Socket AM5
Processor manufacturer
AMD
Motherboard chipset AMD B840
Parallel processing technology support Not supported
Supported memory types DDR5-SDRAM
Number of memory slots 2
Memory slots type DIMM
ECC ompatibility Non-ECC
Supported memory clock speed (max) 7600 MHz
Maximum internal memory 128 GB
Unbuffered memory Yes
Number of storage drives supported 6
RAID support Yes
Supported storage drive types HDD & SSD
Supported storage drive interfaces M.2, SATA III
RAID levels 0, 1, 5, 10
Number of HDDs supported 4
Ethernet LAN Yes
Ethernet interface type Gigabit Ethernet
Wi-Fi No
HDMI ports quantity 1
USB 2.0 ports quantity 2
Ethernet LAN (RJ-45) ports 1
DisplayPorts quantity 1
DVI-D ports quantity 0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity 0
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity 0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 4
Number of SATA III connectors 4
PS/2 ports quantity 1
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity 0
Line-in Yes
Microphone in Yes
Headphone outputs 1
VGA (D-Sub) ports quantity 0
USB connector type USB Type-A
PCI Express x1 (Gen 3.x) slots 1
Number of M.2 (M) slots 2
1st M.2 largest key size 2280
Windows operating systems supported Windows 11, Windows 10 x64
Weight 563 g
Height 36.5 mm
Width 236 mm
Depth 229 mm
Net Weight 0.56Kg
USB 2.0 connectors 2
USB 3.2 Gen 1 (3.1 Gen 1) connectors 1
USB 3.2 Gen 2 (3.1 Gen 2) connectors 0
S/PDIF out connector Yes
Front panel audio connector Yes
ATX Power connector (24-pin) Yes
CPU fan connector Yes
Number of chassis fan connectors 2
Number of CPU fan connectors 1
EPS power connector (8-pin) Yes
Number of COM connectors 1
12V power connector Yes
TPM connector Yes
Front panel audio connector 1
Compatible processor series AMD Ryzen 9000 Series, AMD Ryzen 8000 Series, AMD Ryzen 7000 Series
Audio output channels 7.1 channels
BIOS type UEFI AMI
BIOS memory size 256 Mbit
Component for PC
Motherboard chipset family AMD
Memory channels Dual-channel
Gross weight 0.92Kg
Package width 260 mm
Package height 51.5 mm
Package depth 270 mm
Package weight 924 g
Package length 27cm
Package width 26cm
Package Type NA
Package height 5.20cm
Motherboard form factor Micro ATX
Chipset AMD B840
Web Address www.asus.com
Max. Memory Support 128GB
Back PS/2 Keyboard/Mouse Port 1
Back USB 2.0 Port(s) 2
Back HDMI Port(s) 1
Back DisplayPort(s) 1
24-pin ATX Power 1
8-pin ATX Power 1
USB 2.0 Header(s) 2
COM Port Header(s) 1
TPM Header(s) 1
PCI Express 4.0 x16 1
RAM Slots 2 x 288-pin
Back LAN Port(s) 1
Back Audio Jack(s) 3
Product Length 236mm
RAID Raid 0/1/5/10
S/PDIF Out Header(s) 1
PCI Express 3.0 x1 1
RAM Technology DDR5 (Dual Channel)
On-Board Audio Realtek 7.1 Surround Sound High Definition Audio CODEC
S-ATA 6Gb/s Port(s) 4
CPU Interface Socket AM5
RAM Speeds Up to DDR5 7600+ (O.C.)
On-Board Video Processor with integrated graphics is required
Back USB 5Gbps Port(s) Type-A 4
USB 5Gbps Header(s) 2
Internal Other Port(s) 3 x Addressable RGB Gen 2 headers
BIOS 32MB (256Mb) Flash ROMUEFI AMI BIOS
Package Contents Motherboard2 x SATA 6Gb/s cables1 x I/O shield1 x Screw package for M.2 SSD1 x Quick start guide
Keywords MotherboardAM5B840
LAN Speed 1 x Realtek 1Gb EthernetASUS LANGuard
Model Number PRIME B840M-R
Product Width 229mm
MPN 90MB1PT0-M0EAY0
Video Inputs DisplayPort
ASUS PRIME B840M-R AMD B840 Socket AM5 micro ATX 90MB1PT0-M0EAY0 Reviews
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