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Product comparison · 2 motherboards

MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX vs MSI FM2-A85XA-G65 motherboard AMD A85X Socket FM2 ATX

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  • 64specifications compared
  • 24differ
  • 40identical
  • 10known for one product only

Key differences

The MSI FM2-A85XA-G65 motherboard AMD A85X Socket FM2 ATX has 2 more memory slots than the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX (4 vs 2). The MSI FM2-A85XA-G65 motherboard AMD A85X Socket FM2 ATX has 16 GB more maximum internal memory than the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX (32 GB vs 16 GB). The MSI FM2-A85XA-G65 motherboard AMD A85X Socket FM2 ATX has 1 more USB 2.0 connectors than the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX (3 vs 2). Supported storage drive interfaces: SATA II on the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX, SATA III on the MSI FM2-A85XA-G65 motherboard AMD A85X Socket FM2 ATX. RAID levels: 0, 1, 10, JBOD on the MSI FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX, 0, 1, 5, 10 on the MSI FM2-A85XA-G65 motherboard AMD A85X Socket FM2 ATX.

  • Number of memory slots
    • 2
    • 4
  • Maximum internal memory
    • 16 GB
    • 32 GB
  • Supported storage drive interfaces
    • SATA II
    • SATA III
  • RAID levels
    • 0, 1, 10, JBOD
    • 0, 1, 5, 10
  • Parallel processing technology support
    • Not supported
    • 2-Way CrossFireX
  • USB 2.0 connectors
    • 2
    • 3
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 0
    • 1
  • Number of SATA III connectors
    • 0
    • 8

Side by side

Differences highlightedShow differences only
74 specifications
A

MSI

FM2-A55M-E33 motherboard AMD A55 Socket FM2 micro ATX

Model FM2-A55M-E33

View product
B

MSI

FM2-A85XA-G65 motherboard AMD A85X Socket FM2 ATX

Model FM2-A85XA-G65

View product
Processoridentical
Processor manufacturerAMDAMD
Processor socketSocket FM2Socket FM2
Compatible processor seriesAMD AAMD A
Maximum number of SMP processors11
Memory2 differ
Supported memory typesDDR3-SDRAMDDR3-SDRAM
Number of memory slotsDiffers24
Memory slots typeDIMMDIMM
Memory voltage1.5 V1.5 V
Supported memory clock speeds1066,1333,1600,1866,2133 MHz1066,1333,1600,1866,2133 MHz
Maximum internal memoryDiffers16 GB32 GB
Unbuffered memoryYesYes
Memory channelsKnown for oneDual-channel
Storage controllers2 differ
Supported storage drive interfacesDiffersSATA IISATA III
RAID levelsDiffers0, 1, 10, JBOD0, 1, 5, 10
Graphics1 differ
Parallel processing technology supportDiffersNot supported2-Way CrossFireX
On-board graphics cardYesYes
Graphics card familyAMDAMD
DirectX version1111
Discrete graphics supportYesYes
Internal I/O5 differ
USB 2.0 connectorsDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers01
Number of SATA III connectorsDiffers08
Number of SATA II connectorsDiffers40
Number of SATA connectorsDiffers48
Number of Parallel ATA connectors00
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
Number of EATX power connectors11
CPU fan connectorYesYes
Number of chassis fan connectorsKnown for one4
Chassis intrusion connectorYesYes
EPS power connector (8-pin)Known for oneYes
Number of COM connectorsKnown for one1
TPM connectorKnown for oneYes
Rear panel I/O ports3 differ
USB 2.0 ports quantity44
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers02
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantityDiffers21
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity11
HDMI ports quantity11
DVI-D ports quantityDiffers01
DisplayPorts quantityKnown for one1
Microphone inYesYes
S/PDIF out portKnown for oneYes
Networkidentical
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
LAN controllerRealtek RTL8111ERealtek RTL8111E
Features3 differ
Component forPCPC
Motherboard form factorDiffersmicro ATXATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD A55AMD A85X
Audio chipDiffersRealtek ALC887Realtek ALC892
Audio output channels7.1 channels7.1 channels
Cooling typePassivePassive
Power source typeATXATX
Overclocking featuresOC Genie IIOC Genie II
Expansion slots4 differ
PCI Express x1 slotsDiffers13
PCI Express x16 slotsDiffers12
PCI Express configurationsDiffers1x1, 1x161x8, 1x16
PCI Express slots version2.02.0
PCI slotsDiffers12
BIOSidentical
BIOS typeUEFIUEFI
Clear CMOS buttonKnown for oneYes
Clear CMOS jumperKnown for oneYes
Weight & dimensions2 differ
WidthDiffers226 mm245 mm
DepthDiffers173 mm305 mm
Packaging contentidentical
Cables includedSATASATA
Drivers includedYesYes
Other features2 differ
Controller interface typeDiffersAMD A55AMD A85X
Audio outputDiffers36
PCI Express slots quantityKnown for one5
Quick installation guideYesYes

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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