MSI PRO B650M-B – Motherboard – micro ATX – Socket AM5 – AMD B650 Chipset – USB 3.2 Gen 1 – 2.5 Gigabit LAN – onboard graphics (CPU required) – HD Audio (8-channel)

Part Number:PRO B650M B
Warranty:3 Years

$202.19 inc GST

Free Delivery

10 in stock (can be backordered)

Ships from Auckland

Ships from Auckland

  • Allow 1-2 days for delivery to the North Island
  • Allow 2-3 days for delivery to the South Island
  • add 1-2 days if you are rural
  • Collection can be arranged


The MSI PRO B650M-B motherboard brings together advanced technology and robust build quality to offer a high-quality computing experience. Designed for gamers, creators, and professionals, it supports Ryzen 7000/8000 Series processors, ensuring that your system delivers strong performance. With support for DDR5 memory at speeds up to 6800 MHz (O.C.), it provides the bandwidth and speed necessary for multitasking and high-end gaming.
Connectivity is a strong suit of the PRO B650M-B, featuring a wide range of ports including USB 3.2 Gen 1, HDMI, and VGA, alongside 2.5 Gigabit Ethernet for high-speed network connections. The inclusion of high definition audio, powered by the Realtek ALC897 codec, ensures a rich audio experience whether you’re gaming, watching movies, or listening to music.
Not just about performance, the motherboard also focuses on durability and aesthetics. Features like Frozr AI Cooling, MSI Steel Armor, and 2oz Copper PCB are engineered to enhance cooling efficiency and provide a solid foundation for your components. Additionally, with MSI Mystic Light, customize your setup with vibrant RGB lighting, making your rig not just powerful, but also visually stunning.

  • Supports Ryzen 7000/8000 Series processors for high performance
  • High-speed DDR5 support with speeds up to 6800 MHz (O.C.) for fast memory operations
  • Comprehensive connectivity with USB 3.2 Gen 1, HDMI, and 2.5 Gigabit Ethernet
  • Realtek ALC897 codec for high definition audio experience
  • MSI Mystic Light for customizable RGB lighting

  • Enhanced connectivity
    With a variety of interfaces including HDMI, VGA, USB 3.2 Gen 1, and USB 2.0, plus support for both 2.5 Gigabit Ethernet and PS/2 peripherals, this motherboard ensures comprehensive connectivity options for all your needs.
  • Optimized for performance
    Supporting Ryzen 7000/8000 Series processors on the Socket AM5, alongside DDR5 SDRAM technology with speeds up to 6800 MHz (O.C.), this motherboard is designed to maximize your system’s performance.
  • Robust audio experience
    Equipped with Realtek ALC897 codec and high definition audio support, this motherboard delivers an immersive sound experience, enhancing your games, movies, and music.
  • Advanced cooling and durability
    Features like Frozr AI Cooling, 2oz Copper PCB, and MSI Steel Armor not only ensure optimal cooling for sustained performance but also enhance the motherboard’s durability.
  • Lighting and customization
    With MSI Mystic Light, personalize your setup with a spectrum of colors and effects, creating a gaming environment that reflects your style.

Main Specifications

Product DescriptionMSI PRO B650M-B – motherboard – micro ATX – Socket AM5 – AMD B650
Product TypeMotherboard – micro ATX
Chipset TypeAMD B650
Processor Socket1 x Socket AM5
Compatible ProcessorsRyzen (supports Ryzen 7000/8000 Series)
Max RAM Size96 GB
RAM Supported2 DIMM slots – DDR5, non-ECC, unbuffered
Storage Ports4 x SATA-600 (RAID), 1 x M.2
USB / FireWire Ports4 x USB 3.2 Gen 1 + 2 x USB 2.0 + (2 x USB 3.2 Gen 1 + 4 x USB 2.0 via headers)
AudioHD Audio (8-channel)
LAN2.5 Gigabit Ethernet

Extended Specifications


Product TypeMotherboard – micro ATX
Chipset TypeAMD B650
Processor SocketSocket AM5
Max Processors Qty1
Compatible ProcessorsRyzen (supports Ryzen 7000/8000 Series)

Supported RAM

Max Size96 GB
Bus Clock5000 MHz (O.C.), 5200 MHz (O.C.), 5400 MHz (O.C.), 5600 MHz (O.C.), 5800 MHz (O.C.), 6000 MHz (O.C.), 4800 MHz, 6200 MHz (O.C.), 6400 MHz (O.C.), 6600 MHz (O.C.), 6800 MHz (O.C.)
Supported RAM Integrity CheckNon-ECC
Registered or BufferedUnbuffered
FeaturesDual channel memory architecture, AMD EXPO technology


TypeHD Audio (8-channel)
Audio CodecRealtek ALC897
Compliant StandardsHigh Definition Audio


Network ControllerRealtek RTL8125BG
Network Interfaces2.5 Gigabit Ethernet

Expansion / Connectivity

Expansion Slots1 x CPU
2 x DIMM 288-pin
1 x PCIe 4.0 x16
1 x PCIe 3.0 x1
1 x M.2 socket (2260/2280 M.2 Key M slot)
Storage InterfacesSATA-600 -connectors: 4 x 7pin Serial ATA – RAID 0 / RAID 1 / RAID 10
Interfaces1 x HDMI
1 x VGA
4 x USB 3.2 Gen 1
2 x USB 2.0
1 x audio line-out – mini-jack
1 x audio line-in – mini-jack
1 x microphone – mini-jack
1 x LAN (2.5Gigabit Ethernet)
1 x PS/2 keyboard
1 x PS/2 mouse
Internal Interfaces4 x USB 2.0 – header
2 x USB 3.2 Gen 1 – header
1 x audio – header
1 x SPI – header
Power Connectors24-pin main power connector, 8-pin ATX12V connector


BIOS FeaturesUEFI BIOS, MSI ClickBIOS 5, ACPI 6.4 support, SMBIOS 3.5 support
Hardware FeaturesMSI Audio Boost, MSI Mystic Light, MSI Steel Armor, 2oz Copper PCB, MSI Core Boost, EZ LED control, MSI Memory Boost, Frozr AI Cooling, lightning gen4 solution, EZ Debug LED


Included AccessoriesIO shield, m.2 screw / standoff sets
Cables Included1 x Serial ATA cable
Software IncludedMSI CPU-Z, MSI Center, AIDA64 Extreme – MSI Edition, Norton 360
Width21.5 cm
Depth24.384 cm

Additional information


Compatible Socket

Case/Motherboard Form Factor


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MSI PRO B650M-B – motherboard – micro ATX – Socket AM5 – AMD B650
$202.19 inc GST