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Product comparison · 2 motherboards

ASUS H81M2 Intel® H81 LGA 1150 (Socket H3) micro ATX vs MSI CSM-B85M-E45 Intel® B85 LGA 1150 (Socket H3) micro ATX

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  • 45specifications compared
  • 10differ
  • 35identical
  • 26known for one product only

Key differences

  • Number of memory slots
    • 2
    • 4
  • Maximum internal memory
    • 16 GB
    • 64 GB
  • Number of SATA III connectors
    • 2
    • 4
  • VGA (D-Sub) ports quantity
    • 0
    • 1
  • HDMI ports quantity
    • 0
    • 1
  • Motherboard chipset
    • Intel® H81
    • Intel® B85
  • PCI Express x1 (Gen 2.x) slots
    • 1
    • 2
  • PCI slots
    • 2
    • 1

Side by side

Differences highlightedShow differences only
71 specifications
A

ASUS

H81M2 Intel® H81 LGA 1150 (Socket H3) micro ATX

Model H81M2

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B

MSI

CSM-B85M-E45 Intel® B85 LGA 1150 (Socket H3) micro ATX

Model CSM-B85M-E45

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Processoridentical
Maximum number of SMP processorsKnown for one1
Memory2 differ
Number of memory slotsDiffers24
Memory voltageKnown for one1.5 V
Maximum internal memoryDiffers16 GB64 GB
Supported memory module capacitiesKnown for one16GB
Unbuffered memoryKnown for oneYes
Graphicsidentical
Maximum graphics card memoryKnown for one1760 MB
Graphics card familyKnown for oneIntel
Maximum resolutionKnown for one4096 x 2160 pixels
DirectX versionKnown for one11
Discrete graphics supportKnown for oneYes
Parallel processing technology supportKnown for oneNot supported
Internal I/O1 differ
Number of SATA III connectorsDiffers24
Number of chassis fan connectorsKnown for one2
Parallel connectorKnown for oneYes
Serial port headersKnown for one1
Chassis intrusion connectorKnown for oneYes
Peripheral (Molex) power connectors (4-pin)Known for one1
Number of COM connectorsKnown for one1
Rear panel I/O ports2 differ
VGA (D-Sub) ports quantityDiffers01
HDMI ports quantityDiffers01
DVI-I ports quantityKnown for one1
Features1 differ
Motherboard chipsetDiffersIntel® H81Intel® B85
Cooling typeKnown for onePassive
Expansion slots2 differ
PCI Express x1 (Gen 2.x) slotsDiffers12
PCI Express x16 (Gen 3.x) slotsKnown for one1
PCI slotsDiffers21
PCI Express x16 (Gen 2.x) slotsKnown for one1
Weight & dimensions2 differ
WidthDiffers244 mm228 mm
DepthDiffers198 mm244 mm
Other featuresidentical
Parallel port via internal headerKnown for oneYes
Serial port via internal headerKnown for oneYes
BIOSidentical
BIOS typeKnown for oneUEFI AMI
BIOS memory sizeKnown for one64 Mbit
ACPI versionKnown for one2.0a
Packaging contentidentical
Drivers includedKnown for oneYes

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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