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Product comparison · 2 motherboards

MSI B840M GAMING WIFI6E vs MSI B850M GAMING PRO WIFI6E

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  • 67specifications compared
  • 18differ
  • 49identical
  • 12known for one product only

Key differences

  • Number of memory slots
    • 2
    • 4
  • Supported memory clock speeds
    • 4800,5600,8000 MHz
    • 4800,5600,6000,6400,8200 MHz
  • Supported memory clock speed (max)
    • 8000 MHz
    • 8200 MHz
  • Maximum internal memory
    • 128 GB
    • 256 GB
  • Supported storage drive interfaces
    • Micro SATA III
    • M.2
  • Number of HDDs supported
    • 4
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 3
    • 2
  • USB 3.2 Gen 2 (3.1 Gen 2) connectors
    • 0
    • 1

Side by side

Differences highlightedShow differences only
79 specifications
A

MSI

B840M GAMING WIFI6EView product
B

MSI

B850M GAMING PRO WIFI6EView product
Memory4 differ
Number of memory slotsDiffers24
Supported memory clock speedsDiffers4800,5600,8000 MHz4800,5600,6000,6400,8200 MHz
Supported memory clock speed (max)Differs8000 MHz8200 MHz
Maximum internal memoryDiffers128 GB256 GB
Unbuffered memoryKnown for oneYes
Storage controllers2 differ
Supported storage drive interfacesDiffersMicro SATA IIIM.2
Number of HDDs supportedDiffers42
Internal I/O3 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers32
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers01
Number of SATA II connectorsKnown for one0
Front panel audio connectorKnown for oneYes
Front panel connectorKnown for oneYes
ATX Power connector (24-pin)Known for oneYes
CPU fan connectorKnown for oneYes
Number of CPU fan connectorsDiffers12
Number of SATA Express connectorsKnown for one0
Number of chassis fan connectorsKnown for one5
Rear panel I/O ports3 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers03
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
Features2 differ
Motherboard chipsetDiffersAMD B840AMD B850
Product colourDiffersWhiteBlack
Expansion slots2 differ
PCI Express x4 slotsKnown for one1
PCI Express x16 slotsDiffers21
PCI Express x16 (Gen 3.x) slotsKnown for one1
PCI Express x16 (Gen 4.x) slotsKnown for one1
PCI Express x16 (Gen 5.x) slotsKnown for one1
1st M.2 highest PCI Express generationDiffers4.05.0
BIOS1 differ
BIOS memory sizeDiffers256 Mbit512 Mbit
Weight & dimensions1 differ
WidthDiffers226 mm243.8 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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