1st M.2 highest PCI Express generation Mainboards for AMD CPUs | Expansion slots - 4.0
1st M.2 largest key size Mainboards for AMD CPUs | Expansion slots - 2280
2nd M.2 highest PCI Express generation Mainboards for AMD CPUs | Expansion slots - 4.0
2nd M.2 largest key size Mainboards for AMD CPUs | Expansion slots - 2280
ACPI version Mainboards for AMD CPUs | BIOS - 6.5
Audio chip Mainboards for AMD CPUs | Features - Realtek ALC897
Audio output channels Mainboards for AMD CPUs | Features - 7.1 channels
BIOS - ACPI version - 6.5
BIOS - BIOS memory size - 256 Mbit
BIOS - BIOS type - UEFI AMI
BIOS - System Management BIOS (SMBIOS) version - 3.7
BIOS memory size Mainboards for AMD CPUs | BIOS - 256 Mbit
BIOS type Mainboards for AMD CPUs | BIOS - UEFI AMI
Brand - MSI
BrandPartCode - PRO B840M-B
Category - Motherboards
Category Code - MBA
Code - PRO B840M-B
Compatible processor series Mainboards for AMD CPUs | Processor - AMD Ryzen 7000 Series/AMD Ryzen 8000 Series/AMD Ryzen 9000 Series
Component for Mainboards for AMD CPUs | Features - PC
Depth Mainboards for AMD CPUs | Weight & dimensions - 243.8 mm
Description - BUSINESS ELEGANCE
The PRO Series is tailored to professionals from all walks of life. The lineup features impressive performance and high quality, while aiming to provide users incredible experience. Users who care about productivity and efficiency can definitely count on the MSI PRO Series to assist you with multitasking and increasing efficiency. MSI motherboards are designed with advanced hardware and technology, well-supporting the demanding computing usage of gaming and AI. Moreover, we also introduce AI to MSI Center and BIOS, making everything more effortless than before. DIRECT 7+2+1 POWER DESIGN
Unleash and sustain the maximum performance with a VRM design built with a total of 7+2+1 digital power phases. With an 8-pin power connector, PRO B840M-B is ready for the challenge of heavy-loading tasks. Chipset Heatsink
The chipset heatsink is designed to reduce dust and noise and capable of maintaining high efficiency of heat dissipation. HIGH-BANDWIDTH AND LOW-LATENCY NETWORK
MSI’s premium network solution provides incredible data transfer speed for demanding users. Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Desktop ProcessorsSupports DDR5 Memory, Dual Channel DDR5 8000+ MT/s (OC)Ultra Performance: Direct 7+2+1 Power System with P-PAK, 8-pin CPU power connector, Core Boost, Memory Boost, 6-layer PCB made by 2oz thickened copperEZ DIY: EZ M.2 Clip II and EZ PCIe Clip IILightning Fast Game experience: PCIe 4.0 slot and Lightning Gen 4 x4 M.22.5G LAN: the remarkable solution for professional and multimedia use, delivering secure, stable, and high-speed networking and data transmissionAudio Boost: Reward your ears with studio grade sound quality for the most immersive gaming experience
dimensionalWeight - 1020
EAN - 4711377360166
ECC ?ompatibility Mainboards for AMD CPUs | Memory - non-ECC
Ethernet interface type Mainboards for AMD CPUs | Network - 2.5 Gigabit Ethernet
Ethernet LAN (RJ-45) ports Mainboards for AMD CPUs | Rear panel I/O ports - 1
Ethernet LAN Mainboards for AMD CPUs | Network - Y
Expansion slots - 1st M.2 highest PCI Express generation - 4.0
Expansion slots - 1st M.2 largest key size - 2280
Expansion slots - 2nd M.2 highest PCI Express generation - 4.0
Expansion slots - 2nd M.2 largest key size - 2280
Expansion slots - Number of M.2 (M) slots - 2
Expansion slots - PCI Express x16 slots - 2
Features - Audio chip - Realtek ALC897
Features - Audio output channels - 7.1 channels
Features - Component for - PC
Features - Motherboard chipset - AMD B840
Features - Motherboard chipset family - AMD
Features - Motherboard form factor - micro ATX
Features - Product colour - Black
Features - Windows operating systems supported - Windows 11 x64
Graphics - On-board graphics card - No
GTIN - 4711377360166
HDMI ports quantity Mainboards for AMD CPUs | Rear panel I/O ports - 1
HDMI version Mainboards for AMD CPUs | Rear panel I/O ports - 2.1
Internal I/O - Number of chassis fan connectors - 5
Internal I/O - Number of CPU fan connectors - 1
Internal I/O - Number of RGB LED pin headers - 3
Internal I/O - Number of SATA III connectors - 4
Internal I/O - Number of water pump connectors - 1
Internal I/O - RGB LED pin header - Yes
Internal I/O - Total number of SATA connectors - 4
Internal I/O - USB 2.0 connectors - 4
Internal I/O - USB 3.2 Gen 1 (3.1 Gen 1) connectors - 2
Internal I/O - USB 3.2 Gen 2 (3.1 Gen 2) connectors - 1
Internal I/O > Number of SATA connectors - 4
Internal I/O > Supported hard disk drive interfaces - SATA, M.2
LAN controller Mainboards for AMD CPUs | Network - Realtek RTL8125D
Link - https://www.msi.com/Motherboard/PRO-B840M-B
LongDesc - BUSINESS ELEGANCEThe PRO Series is tailored to professionals from all walks of life. The lineup features impressive performance and high quality, while aiming to provide users incredible experience. Users who care about productivity and efficiency can definitely count on the MSI PRO Series to assist you with multitasking and increasing efficiency.MSI motherboards are designed with advanced hardware and technology, well-supporting the demanding computing usage of gaming and AI. Moreover, we also introduce AI to MSI Center and BIOS, making everything more effortless than before.DIRECT 7+2+1 POWER DESIGNUnleash and sustain the maximum performance with a VRM design built with a total of 7+2+1 digital power phases. With an 8-pin power connector, PRO B840M-B is ready for the challenge of heavy-loading tasks.Chipset HeatsinkThe chipset heatsink is designed to reduce dust and noise and capable of maintaining high efficiency of heat dissipation.HIGH-BANDWIDTH AND LOW-LATENCY NETWORKMSI’s premium network solution provides incredible data transfer speed for demanding users.
LongProductName - Socket AM5, AMD B840 Chipset, 2 x DDR5-SDRAM up to 128GB, LAN, 1 x RJ-45, 4 x SATA III, 2 x M.2(M), UEFI AMI, Micro ATX
LongSummaryDescription - MSI PRO B840M-B. Processor manufacturer: AMD, Processor socket: Socket AM5, Compatible processor series: AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series. Supported memory types: DDR5-SDRAM, Maximum internal memory: 128 GB, Memory slots type: DIMM. Supported storage drive interfaces: M.2, Micro SATA III, Supported storage drive types: HDD & SSD, RAID levels: 0, 1, 10. Ethernet interface type: 2.5 Gigabit Ethernet, LAN controller: Realtek RTL8125D. Component for: PC, Motherboard form factor: micro ATX, Motherboard chipset family: AMD
Maximum internal memory Mainboards for AMD CPUs | Memory - 128 GB
Memory - ECC сompatibility - Non-ECC
Memory - Maximum internal memory - 128 GB
Memory - Memory channels - Dual-channel
Memory - Memory slots type - DIMM
Memory - Number of memory slots - 2
Memory - Supported memory clock speed (max) - 8000 MHz
Memory - Supported memory clock speeds - 4800 MHz
Memory - Supported memory clock speeds - 4800,5600,8000 MHz
Memory - Supported memory clock speeds - 5600
Memory - Supported memory clock speeds - 8000
Memory - Supported memory types - DDR5-SDRAM
Memory > Supported memory types - DDR5
Memory channels Mainboards for AMD CPUs | Memory - Dual-channel
Memory slots type Mainboards for AMD CPUs | Memory - DIMM
Model - PRO B840M-B
Motherboard chipset family Mainboards for AMD CPUs | Features - AMD
Motherboard chipset Mainboards for AMD CPUs | Features - AMD B840
Motherboard form factor Mainboards for AMD CPUs | Features - Micro ATX
Name - MSI PRO B840M-B | Processor family AMD | Processor socket AM5 | DDR5 | Supported hard disk drive interfaces SATA, M.2 | Number of SATA connectors 4
Network - Ethernet interface type - 2.5 Gigabit Ethernet
Network - Ethernet LAN - Yes
Network - LAN controller - Realtek RTL8125D
Network - Wi-Fi - No
Number of chassis fan connectors Mainboards for AMD CPUs | Internal I/O - 5
Number of CPU fan connectors Mainboards for AMD CPUs | Internal I/O - 1
Number of HDDs supported Mainboards for AMD CPUs | Storage controllers - 4
Number of M.2 (M) slots Mainboards for AMD CPUs | Expansion slots - 2
Number of memory slots Mainboards for AMD CPUs | Memory - 2
Number of RGB LED pin headers Mainboards for AMD CPUs | Internal I/O - 3
Number of SATA III connectors Mainboards for AMD CPUs | Internal I/O - 4
Number of storage drives supported Mainboards for AMD CPUs | Storage controllers - 6
Number of water pump connectors Mainboards for AMD CPUs | Internal I/O - 1
On-board graphics card Mainboards for AMD CPUs | Graphics - N
Package features > Classification of battery - CL126:NE:2016-12-09
Package features > Composition of battery - CL127:KT:2016-12-09
Package features > Embeeded battery - Yes
Package features > Gross depth (mm) - 272 mm
Package features > Gross height (mm) - 280 mm
Package features > Gross width (mm) - 70 mm
Package features > Packing quantity - 1.00 pc(s)
Package features > Palette Qty - 324 pc(s)
Package features > Paper/Pasteboard - 350.00 g
Package features > Plastic (No PET) - 50.00 g
Package features > Tare weight (kg) - 0.40 kg
Package features > TI weight (kg) - 0.08 kg
Package features > Type of battery - Accumulator
Package features > Volume (m3) - 0.0053312 m³
Package features > WEE classification - CL109:6:2017-04-01
Package features > WEEE tax - Yes
PCI Express x16 slots Mainboards for AMD CPUs | Expansion slots - 2
Processor - Compatible processor series - AMD Ryzen 7000 Series
Processor - Compatible processor series - AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Processor - Compatible processor series - AMD Ryzen 8000 Series
Processor - Compatible processor series - AMD Ryzen 9000 Series
Processor - Processor manufacturer - AMD
Processor - Processor socket - Socket AM5
Processor - Supported processor sockets - Socket AM5
Processor > Processor family - AMD
Processor > Processor socket - AM5
Processor manufacturer Mainboards for AMD CPUs | Processor - AMD
Processor socket Mainboards for AMD CPUs | Processor - Socket AM5
producerCode - PRO B840M-B
Product colour Mainboards for AMD CPUs | Features - Black
productName - MSI PRO B840M-B motherboard AMD B840 Socket AM5 micro ATX
ProductName - PRO B840M-B
productSize - Normal
RAID levels Mainboards for AMD CPUs | Storage controllers - 0/1/10
RAID support Mainboards for AMD CPUs | Storage controllers - Y
Rear panel I/O ports - Ethernet LAN (RJ-45) ports - 1
Rear panel I/O ports - HDMI ports quantity - 1
Rear panel I/O ports - HDMI version - 2.1
Rear panel I/O ports - USB 2.0 ports quantity - 2
Rear panel I/O ports - USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity - 4
Rear panel I/O ports - VGA (D-Sub) ports quantity - 1
RGB LED pin header Mainboards for AMD CPUs | Internal I/O - Y
ShortSummaryDescription - MSI PRO B840M-B, AMD, Socket AM5, AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series, Socket AM5, DDR5-SDRAM, 128 GB
sizeX - 270
sizeY - 270
sizeZ - 70
Storage controllers - Number of HDDs supported - 4
Storage controllers - Number of storage drives supported - 6
Storage controllers - RAID levels - 0
Storage controllers - RAID levels - 0, 1, 10
Storage controllers - RAID levels - 1
Storage controllers - RAID levels - 10
Storage controllers - RAID support - Yes
Storage controllers - Supported storage drive interfaces - M.2, Micro SATA III
Storage controllers - Supported storage drive interfaces - M.2, SATA III
Storage controllers - Supported storage drive types - HDD & SSD
Summary - MSI PRO B840M-B. Processor manufacturer: AMD, Processor socket: Socket AM5, Compatible processor series: AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series. Supported memory types: DDR5-SDRAM, Maximum internal memory: 128 GB, Memory slots type: DIMM. Supported storage drive interfaces: M.2, Micro SATA III, Supported storage drive types: HDD & SSD, RAID levels: 0, 1, 10. Ethernet interface type: 2.5 Gigabit Ethernet, LAN controller: Realtek RTL8125D. Component for: PC, Motherboard form factor: micro ATX, Motherboard chipset family: AMD
Supported memory clock speed (max) Mainboards for AMD CPUs | Memory - 8000 MHz
Supported memory clock speeds Mainboards for AMD CPUs | Memory - 4800/5600/8000 MHz
Supported memory types Mainboards for AMD CPUs | Memory - DDR5-SDRAM
Supported processor sockets Mainboards for AMD CPUs | Processor - Socket AM5
Supported storage drive interfaces Mainboards for AMD CPUs | Storage controllers - M.2,Micro SATA III
Supported storage drive types Mainboards for AMD CPUs | Storage controllers - HDD & SSD
System Management BIOS (SMBIOS) version Mainboards for AMD CPUs | BIOS - 3.7
Technical details > Gross weight - 2.00 kg
Technical details > Net weight - 1.60 kg
Technical details > Producer - MSI
Technical details > Producer product name - PRO B840M-B
Title - MSI PRO B840M-B motherboard AMD B840 Socket AM5 micro ATX
Total number of SATA connectors Mainboards for AMD CPUs | Internal I/O - 4
Unit Box Height - 0.26
Unit Box Length - 0.28
Unit Box Width - 0.065
Unit Calculated Volume - 0.005751 cubm
Unit Calculated Weight - 1.07 kg
Units per Pallet - 0
Units per Shipping Box - 10
URL - https://www.msi.com/Motherboard/PRO-B840M-B/Overview
USB 2.0 connectors Mainboards for AMD CPUs | Internal I/O - 4
USB 2.0 ports quantity Mainboards for AMD CPUs | Rear panel I/O ports - 2
USB 3.2 Gen 1 (3.1 Gen 1) connectors Mainboards for AMD CPUs | Internal I/O - 2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity Mainboards for AMD CPUs | Rear panel I/O ports - 4
USB 3.2 Gen 2 (3.1 Gen 2) connectors Mainboards for AMD CPUs | Internal I/O - 1
Vendor Homepage - https://www.msi.com/Motherboard/PRO-B840M-B/Overview
Warranty - 36
Warranty - 36 month(s)
Warranty - 36 months
WarrantyInfo -
warrantyLength - 36
warrantyType - G
weight - 955
Weight & dimensions - Depth - 243.8 mm
Weight & dimensions - Width - 226 mm
Wi-Fi Mainboards for AMD CPUs | Network - N
Width Mainboards for AMD CPUs | Weight & dimensions - 226 mm
Windows operating systems supported Mainboards for AMD CPUs | Features - Windows 11 x64