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Product comparison · 2 motherboards

MSI B85I Intel® B85 LGA 1150 (Socket H3) mini ITX vs MSI FM2-A55-G43 AMD A55 Socket FM2 ATX

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  • 41specifications compared
  • 20differ
  • 21identical
  • 29known for one product only

Key differences

  • Processor manufacturer
    • Intel
    • AMD
  • Processor socket
    • LGA 1150 (Socket H3)
    • Socket FM2
  • Number of memory slots
    • 2
    • 4
  • Supported storage drive interfaces
    • SATA III
    • SATA II
  • USB 2.0 connectors
    • 1
    • 3
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 1
    • 0
  • Number of SATA III connectors
    • 4
    • 0
  • Number of SATA II connectors
    • 0
    • 6

Side by side

Differences highlightedShow differences only
70 specifications
A

MSI

B85I Intel® B85 LGA 1150 (Socket H3) mini ITX

Model B85I

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B

MSI

FM2-A55-G43 AMD A55 Socket FM2 ATX

Model FM2-A55-G43

View product
Processor3 differ
Processor manufacturerDiffersIntelAMD
Processor socketDiffersLGA 1150 (Socket H3)Socket FM2
Compatible processor seriesDiffersIntel® Celeron®, Intel® Pentium®AMD A
Memory2 differ
Number of memory slotsDiffers24
Memory voltageKnown for one1.5 V
Supported memory clock speedsDiffers1066,1333,1600 MHz1066,1333,1600,1866,2133,2400 MHz
Maximum internal memoryKnown for one64 GB
Supported memory module capacitiesKnown for one16GB
ECC сompatibilityKnown for oneNon-ECC
Storage controllers1 differ
Supported storage drive interfacesDiffersSATA IIISATA II
RAID levelsKnown for one0, 1, 10, JBOD
Graphicsidentical
Maximum graphics card memoryKnown for one2048 MB
DirectX versionKnown for one11
Internal I/O4 differ
USB 2.0 connectorsDiffers13
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers10
Number of SATA III connectorsDiffers40
Number of SATA II connectorsDiffers06
Number of chassis fan connectorsKnown for one3
Chassis intrusion connectorKnown for oneYes
EPS power connector (8-pin)Known for oneYes
Serial port headersKnown for one1
TPM connectorKnown for oneYes
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers46
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers20
VGA (D-Sub) ports quantityDiffers01
HDMI versionKnown for one1.4
DVI-D ports quantityDiffers01
Headphone outputsKnown for one1
Microphone inKnown for oneYes
DVI-I ports quantityKnown for one1
DisplayPorts quantityKnown for one1
Serial ports quantityKnown for one1
Network1 differ
LAN controllerDiffersRealtek 8111GRealtek RTL8111E
Features3 differ
Motherboard form factorDiffersmini ITXATX
Motherboard chipset familyDiffersIntelAMD
Motherboard chipsetDiffersIntel® B85AMD A55
Windows operating systems supportedKnown for oneWindows 2000, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slotsKnown for one3
PCI Express x16 (Gen 2.x) slotsKnown for one2
PCI slotsKnown for one2
PCI Express x16 (Gen 3.x) slotsKnown for one1
Mini PCI Express slot (half-length)Known for one1
BIOSidentical
BIOS typeKnown for oneUEFI
Clear CMOS buttonKnown for oneYes
Weight & dimensions2 differ
WidthDiffers170 mm225 mm
DepthDiffers170 mm305 mm
Other featuresidentical
Quick installation guideKnown for oneYes
Number of DIMM slotsKnown for one2
PCI Express slots quantityKnown for one2

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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