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Product comparison · 2 motherboards

ASUS M3N78-AM/C/SI motherboard Socket AM2 micro ATX vs ASUS M4A78 motherboard AMD 770 Socket AM2 ATX

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  • 39specifications compared
  • 15differ
  • 24identical
  • 15known for one product only

Key differences

  • Number of memory slots
    • 2
    • 4
  • ECC сompatibility
    • Non-ECC
    • ECC
  • Maximum internal memory
    • 8 GB
    • 16 GB
  • RAID levels
    • 0, 1, 0+1, 5, JBOD
    • 0, 1, 0+1, JBOD
  • Number of SATA connectors
    • 4
    • 5
  • eSATA ports quantity
    • 0
    • 1
  • VGA (D-Sub) ports quantity
    • 1
    • 0
  • Networking features
    • Gigabit LAN
    • Gigabit Ethernet

Side by side

Differences highlightedShow differences only
54 specifications
A

ASUS

M3N78-AM/C/SI motherboard Socket AM2 micro ATX

Model M3N78-AM/C/SI

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B

ASUS

M4A78 motherboard AMD 770 Socket AM2 ATX

Model M4A78

View product
Processoridentical
Processor manufacturerAMDAMD
Processor socketSocket AM2Socket AM2
Compatible processor seriesKnown for oneAMD Phenom X3, AMD Phenom X4
Memory3 differ
Number of memory slotsDiffers24
ECC сompatibilityDiffersNon-ECCECC
Maximum internal memoryDiffers8 GB16 GB
Storage controllers1 differ
RAID levelsDiffers0, 1, 0+1, 5, JBOD0, 1, 0+1, JBOD
Internal I/O1 differ
USB 2.0 connectors33
Number of SATA connectorsDiffers45
Number of Parallel ATA connectors11
S/PDIF out connectorYesYes
Front panel audio connectorYesYes
CD/AUX audio inYesYes
ATX Power connector (24-pin)YesYes
Number of EATX power connectorsKnown for one1
Power fan connectorKnown for oneYes
CPU fan connectorYesYes
Number of chassis fan connectorsKnown for one1
Chassis intrusion connectorKnown for oneYes
Rear panel I/O ports2 differ
USB 2.0 ports quantity66
Ethernet LAN (RJ-45) ports11
eSATA ports quantityDiffers01
PS/2 ports quantity11
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantityDiffers10
HDMI ports quantity00
DVI-D ports quantity00
Headphone outputs11
Microphone inYesYes
S/PDIF out portKnown for oneYes
COM ports quantity11
Parallel ports quantity11
Network1 differ
Networking featuresDiffersGigabit LANGigabit Ethernet
LAN controllerKnown for oneRealtek RTL8211CL
Features3 differ
Motherboard form factorDiffersmicro ATXATX
Motherboard chipsetKnown for oneAMD 770
Audio chipDiffersRealtek ALC662Realtek ALC887
Audio output channelsDiffers5.1 channels7.1 channels
Power source typeATXATX
Expansion slots2 differ
PCI Express x1 slotsDiffers12
PCI Express x16 slots11
PCI slotsDiffers23
BIOSidentical
BIOS typeAMIAMI
BIOS memory size64 Mbit64 Mbit
Weight & dimensions2 differ
WidthDiffers244 mm306 mm
DepthDiffers218 mm209 mm
Packaging contentidentical
Drivers includedYesYes
Bundled softwareKnown for one- ASUS PC Probe II - ASUS Update
Other featuresidentical
Controller 2nd interface typeKnown for oneUltraDMA 133/100
Controller interface typeKnown for oneSATA 3 Gb/s
Floppy disk drive connectorKnown for oneYes
Graphics controllerKnown for oneNVIDIA GeForce
Manageability featuresKnown for oneDMI v2.0, Wfm2.0, ACPI v2.0A, smbios V2.5, CrashFree BIOS 3, EZ FLASH 2, My logo2(256 color)
Graphicsidentical
Maximum graphics card memoryKnown for one512 MB

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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