Product comparison · 2 motherboards

ASUS A55BM-PLUS/CSM AMD A55 FCH Socket FM2+ micro ATX vs GIGABYTE GA-H81M-S (rev. 1.0)

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  • 51specifications compared
  • 23differ
  • 28identical
  • 22known for one product only

Key differences

  • Processor manufacturer
    • A55BM-PLUS/CSM AMD A55 FCH Socket FM2+ micro ATX:AMD
    • GA-H81M-S (rev. 1.0):Intel
  • Processor socket
    • A55BM-PLUS/CSM AMD A55 FCH Socket FM2+ micro ATX:Socket FM2+
    • GA-H81M-S (rev. 1.0):LGA 1150 (Socket H3)
  • Number of memory slots
    • A55BM-PLUS/CSM AMD A55 FCH Socket FM2+ micro ATX:4
    • GA-H81M-S (rev. 1.0):2
  • Maximum internal memory
    • A55BM-PLUS/CSM AMD A55 FCH Socket FM2+ micro ATX:64 GB
    • GA-H81M-S (rev. 1.0):16 GB
  • Supported storage drive interfaces
    • A55BM-PLUS/CSM AMD A55 FCH Socket FM2+ micro ATX:SATA II
    • GA-H81M-S (rev. 1.0):SATA II, SATA III
  • Maximum resolution
    • A55BM-PLUS/CSM AMD A55 FCH Socket FM2+ micro ATX:4096 x 2160 pixels
    • GA-H81M-S (rev. 1.0):1920 x 1200 pixels
  • USB 2.0 connectors
    • A55BM-PLUS/CSM AMD A55 FCH Socket FM2+ micro ATX:6
    • GA-H81M-S (rev. 1.0):2
  • Number of SATA III connectors
    • A55BM-PLUS/CSM AMD A55 FCH Socket FM2+ micro ATX:0
    • GA-H81M-S (rev. 1.0):2

Side by side

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Comparison of A55BM-PLUS/CSM, GA-H81M-S (rev. 1.0)
73 specifications
Processor3 differ
Processor manufacturerDiffersAMDIntel
Processor socketDiffersSocket FM2+LGA 1150 (Socket H3)
Compatible processor seriesDiffersAMD AIntel® Celeron®, Intel® Pentium®
Maximum number of SMP processors11
Intel Core i3/i5/i7/i9 seriesKnown for oneUnknown — not stated by the sourcei3-4xxx, i5-4xxx, i7-4xxx
Memory3 differ
Supported memory typesDDR3-SDRAMDDR3-SDRAM
Number of memory slotsDiffers42
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speedsDiffers1333,1600,1866,2133,2200,2250,2400 MHz1333,1600 MHz
Maximum internal memoryDiffers64 GB16 GB
Unbuffered memoryKnown for oneYesUnknown — not stated by the source
Storage controllers1 differ
Supported storage drive interfacesDiffersSATA IISATA II, SATA III
RAID levelsKnown for one0, 1, 10, JBODUnknown — not stated by the source
Graphics1 differ
Parallel processing technology supportKnown for one2-Way CrossFireXUnknown — not stated by the source
Graphics card familyKnown for oneAMDUnknown — not stated by the source
Maximum resolutionDiffers4096 x 2160 pixels1920 x 1200 pixels
Discrete graphics supportKnown for oneUnknown — not stated by the sourceYes
Number of displays supportedKnown for oneUnknown — not stated by the source1
Internal I/O5 differ
USB 2.0 connectorsDiffers62
USB 3.2 Gen 1 (3.1 Gen 1) connectors00
Number of SATA III connectorsDiffers02
Number of SATA II connectorsDiffers62
Number of Parallel ATA connectorsDiffers10
S/PDIF out connectorKnown for oneYesUnknown — not stated by the source
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
Number of EATX power connectorsKnown for one1Unknown — not stated by the source
CPU fan connectorYesYes
Number of chassis fan connectorsDiffers21
Chassis intrusion connectorYesYes
Peripheral (Molex) power connectors (4-pin)11
Number of COM connectorsKnown for one1Unknown — not stated by the source
Power fan connectorKnown for oneUnknown — not stated by the sourceYes
Rear panel I/O ports3 differ
USB 2.0 ports quantityDiffers42
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantity22
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity11
HDMI ports quantityDiffers10
DVI-D ports quantityDiffers10
Headphone outputsKnown for one1Unknown — not stated by the source
Microphone inKnown for oneYesUnknown — not stated by the source
Network1 differ
Ethernet LANYesYes
Ethernet interface typeDiffersFast Ethernet, Gigabit EthernetGigabit Ethernet
LAN controllerKnown for oneRealtek RTL8111GUnknown — not stated by the source
Features2 differ
Component forPCPC
Motherboard form factormicro ATXmicro ATX
Motherboard chipset familyDiffersAMDIntel
Motherboard chipsetDiffersAMD A55 FCHIntel® H81
Audio output channels7.1 channels7.1 channels
Cooling typePassivePassive
Power source typeATXATX
Windows operating systems supportedWindows 7 Enterprise, Windows 7 Enterprise x64, 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 8, WinWindows 7 Enterprise, Windows 7 Enterprise x64, 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 8, Win
Audio chipKnown for oneUnknown — not stated by the sourceRealtek ALC887
PC health monitoringKnown for oneUnknown — not stated by the sourceCPU, Fan, Power supply, Temperature
Overclocking featuresKnown for oneUnknown — not stated by the sourceQ-Flash, Xpress Install, APP Center, @BIOS, EasyTune, EZ Setup, USB Blocker, ON/OFF Charge
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slots11
PCI Express x16 (Gen 2.x) slots11
PCI Express x16 (Gen 3.x) slotsKnown for one1Unknown — not stated by the source
PCI slotsKnown for one1Unknown — not stated by the source
BIOS2 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers64 Mbit32 Mbit
ACPI versionDiffers2.0a5.0
Clear CMOS jumperYesYes
Weight & dimensions2 differ
WidthDiffers244 mm190 mm
DepthDiffers234 mm170 mm
Packaging contentidentical
Cables includedKnown for oneSATAUnknown — not stated by the source
Drivers includedKnown for oneYesUnknown — not stated by the source
Bundled softwareKnown for oneUnknown — not stated by the sourceNorton Internet Security

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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