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MSI PRO B840M-B motherboard AMD B840 Socket AM5 micro ATX by MSI


MSI PRO B840M-B motherboard AMD B840 Socket AM5 micro ATX Image

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Key Features

  • Supports AMD Ryzen™ 9000 / 8000 / 7000 Series Desktop Processors
  • Supports 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 copper
  • EZ DIY: EZ M.2 Clip II and EZ PCIe Clip II
  • Lightning Fast Game experience: PCIe 4.0 slot and Lightning Gen 4 x4 M.2
  • 2.5G LAN: the remarkable solution for professional and multimedia use, delivering secure, stable, and high-speed networking and data transmission
  • Audio Boost: Reward your ears with studio grade sound quality for the most immersive gaming experience
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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.

Specifications
FORM FACTOR micro ATX
SOCKET TYPE Socket AM5
COMPATIBLE PROCESSORS AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
CHIPSET AMD
MEMORY STANDARD DDR5-SDRAM
MEMORY SLOTS 2
MEMORY CHANNELS Dual-channel
MAXIMUM INTERNAL MEMORY 128 GB
PORTS 2
ETHERNET Yes
ONBOARD USB 2.0 4
ONBOARD USB 3.1 2
M.2 SLOTS M.2, Micro SATA III
SATA III CONNECTORS 4
CHASSIS FAN CONNECTORS 5
RGB LED HEADER Yes
AUDIO CHIPSET Realtek ALC897
AUDIO CHANNELS 7.1 channels
PCI EXPRESS X16 2
RAID 0, 1, 10
SUPPORTED OPERATING SYSTEMS Windows 11 x64
WIFI No
DIMENSIONS 226 mm
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