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Product comparison · 2 motherboards

ASUS PRIME B840M-A-CSM vs ASUS TUF GAMING B850M-PLUS WIFI

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  • 69specifications compared
  • 14differ
  • 55identical
  • 30known for one product only

Key differences

  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 2
    • 1
  • USB 3.2 Gen 2 (3.1 Gen 2) connectors
    • 0
    • 1
  • Number of chassis fan connectors
    • 2
    • 3
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 0
    • 4
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
    • 1
    • 0
  • USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
    • 2
    • 3
  • Wi-Fi
    • No
    • Yes
  • Top Wi-Fi standard
    • Not available
    • Wi-Fi 6E (802.11ax)

Side by side

Differences highlightedShow differences only
99 specifications
A

ASUS

PRIME B840M-A-CSMView product
B

ASUS

TUF GAMING B850M-PLUS WIFIView product
Memoryidentical
Supported memory clock speed (max)Known for one7600 MHz
Graphicsidentical
Maximum resolutionKnown for one7680 x 4320 pixels
On-board graphics cardKnown for oneNo
Internal I/O3 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers21
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers01
Number of CPU fan connectorsKnown for one2
Number of chassis fan connectorsDiffers23
EPS power connector (8-pin)Known for oneYes
Number of EPS power connectors (8-pin)Known for one1
TPM connectorKnown for oneYes
RGB LED pin headerKnown for oneYes
Number of RGB LED pin headersKnown for one3
Number of SATA II connectorsKnown for one0
Number of SATA connectorsKnown for one0
Chassis intrusion connectorKnown for oneYes
12V power connectorKnown for oneYes
Rear panel I/O ports3 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers04
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers10
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers23
HDMI versionKnown for one2.1
DisplayPort versionKnown for one1.4
Headphone outputsKnown for one1
Line-inKnown for oneYes
USB 3.2 Gen 2x2 Type-C ports quantityKnown for one1
WiFi-AP antenna jackKnown for one1
Network2 differ
Wi-FiDiffersNoYes
Top Wi-Fi standardDiffersNot availableWi-Fi 6E (802.11ax)
Wi-Fi standardsKnown for oneWi-Fi 6E (802.11ax)
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.3
Features2 differ
Motherboard chipsetDiffersAMD B840AMD B850
Product colourDiffersGreyBlack
Power source typeKnown for oneATX
Audio chipKnown for oneRealtek ALC1220P
Expansion slots2 differ
PCI Express x16 (Gen 3.x) slotsKnown for one2
1st M.2 highest PCI Express generationDiffers4.05.0
3rd M.2 highest PCI Express generationDiffers3.04.0
PCI Express x1 (Gen 4.x) slotsKnown for one1
PCI Express x16 (Gen 5.x) slotsKnown for one1
Packaging data1 differ
Package weightDiffers1.45 kg1.68 kg
Packaging contentidentical
Antenna includedKnown for oneYes
Other features1 differ
WeightDiffers910 g1.2 kg
Quick installation guideKnown for oneYes
mSATA ports quantityKnown for one0

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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