Product comparison · 2 motherboards

ASUS A55BM-K AMD A55 FCH Socket FM2+ micro ATX vs ASUS AM1M-A Socket AM1 micro ATX

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  • 43specifications compared
  • 16differ
  • 27identical
  • 27known for one product only

Key differences

  • Processor socket
    • A55BM-K AMD A55 FCH Socket FM2+ micro ATX:Socket FM2+
    • AM1M-A Socket AM1 micro ATX:Socket AM1
  • Compatible processor series
    • A55BM-K AMD A55 FCH Socket FM2+ micro ATX:AMD A
    • AM1M-A Socket AM1 micro ATX:AMD Athlon, AMD Sempron
  • Memory channels
    • A55BM-K AMD A55 FCH Socket FM2+ micro ATX:Dual-channel
    • AM1M-A Socket AM1 micro ATX:Single-channel
  • Supported memory clock speeds
    • A55BM-K AMD A55 FCH Socket FM2+ micro ATX:1333,1600,1866,2133,2400 MHz
    • AM1M-A Socket AM1 micro ATX:1333,1600,1866 MHz
  • Supported storage drive interfaces
    • A55BM-K AMD A55 FCH Socket FM2+ micro ATX:SATA II, SATA III
    • AM1M-A Socket AM1 micro ATX:SATA III
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • A55BM-K AMD A55 FCH Socket FM2+ micro ATX:0
    • AM1M-A Socket AM1 micro ATX:1
  • Number of SATA III connectors
    • A55BM-K AMD A55 FCH Socket FM2+ micro ATX:0
    • AM1M-A Socket AM1 micro ATX:2
  • Number of SATA II connectors
    • A55BM-K AMD A55 FCH Socket FM2+ micro ATX:4
    • AM1M-A Socket AM1 micro ATX:0

Side by side

Differences highlightedShow differences only (on)
Comparison of A55BM-K, AM1M-A
70 specifications
Processor2 differ
Processor socketDiffersSocket FM2+Socket AM1
Compatible processor seriesDiffersAMD AAMD Athlon, AMD Sempron
Maximum number of SMP processorsKnown for oneUnknown — not stated by the source1
Memory2 differ
Number of memory slotsKnown for oneUnknown — not stated by the source2
Memory channelsDiffersDual-channelSingle-channel
Supported memory clock speedsDiffers1333,1600,1866,2133,2400 MHz1333,1600,1866 MHz
Supported memory module capacitiesKnown for oneUnknown — not stated by the source16GB, 4GB, 8GB
Flash memoryKnown for oneUnknown — not stated by the source64 MB
Storage controllers1 differ
Supported storage drive interfacesDiffersSATA II, SATA IIISATA III
RAID levelsKnown for one0, 1, 10, JBODUnknown — not stated by the source
Graphicsidentical
Parallel processing technology supportKnown for oneUnknown — not stated by the sourceNot supported
Graphics card familyKnown for oneUnknown — not stated by the sourceAMD
HDCPKnown for oneUnknown — not stated by the sourceYes
Maximum graphics card memoryKnown for one2048 MBUnknown — not stated by the source
Maximum resolutionKnown for one2560 x 1600 pixelsUnknown — not stated by the source
Internal I/O3 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers01
Number of SATA III connectorsDiffers02
Number of SATA II connectorsDiffers40
Number of SATA connectorsKnown for oneUnknown — not stated by the source2
ATX Power connector (24-pin)Known for oneUnknown — not stated by the sourceYes
Peripheral (Molex) power connectors (4-pin)Known for oneUnknown — not stated by the source1
TPM connectorKnown for oneUnknown — not stated by the sourceYes
Number of EATX power connectorsKnown for one1Unknown — not stated by the source
Rear panel I/O ports3 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers02
PS/2 ports quantityDiffers21
HDMI ports quantityDiffers01
Headphone outputsKnown for oneUnknown — not stated by the source2
Microphone inKnown for oneUnknown — not stated by the sourceYes
Network1 differ
LAN controllerDiffersRealtek 8111GRealtek 8111GR
Features1 differ
Component forKnown for oneUnknown — not stated by the sourcePC
Windows operating systems supportedDiffersYesWindows 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, Windows 8 Enterprise, Windows 8 Enterprise x64, Win
Motherboard chipsetKnown for oneAMD A55 FCHUnknown — not stated by the source
Audio chipKnown for oneRealtek ALC887-VDUnknown — not stated by the source
Expansion slots1 differ
PCI Express x1 (Gen 2.x) slotsDiffers12
PCI Express x16 (Gen 2.x) slotsKnown for oneUnknown — not stated by the source1
PCI Express x16 slotsKnown for one1Unknown — not stated by the source
PCI slotsKnown for one1Unknown — not stated by the source
BIOS1 differ
ACPI versionDiffers4.0a2.0a
Clear CMOS jumperKnown for oneUnknown — not stated by the sourceYes
BIOS memory sizeKnown for one64 MbitUnknown — not stated by the source
Weight & dimensions1 differ
DepthDiffers183 mm170 mm
Other featuresidentical
Dual Link DVIKnown for oneUnknown — not stated by the sourceYes
Packaging contentidentical
Cables includedKnown for oneSATAUnknown — not stated by the source

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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