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Product comparison · 2 motherboards

ASUS M3A78-EM AMD vs ASUS M3A78 PRO

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  • 45specifications compared
  • 13differ
  • 32identical
  • 4known for one product only

Key differences

The ASUS M3A78 PRO has 1 more USB 2.0 connectors than the ASUS M3A78-EM AMD (4 vs 3). The ASUS M3A78 PRO has 1 more SATA connectors than the ASUS M3A78-EM AMD (6 vs 5). The ASUS M3A78-EM AMD has 2 more USB 2.0 ports quantity than the ASUS M3A78 PRO (6 vs 4). Motherboard form factor: micro ATX on the ASUS M3A78-EM AMD, ATX on the ASUS M3A78 PRO. Overclocking features: SFS, ASUS C.P.R. on the ASUS M3A78-EM AMD, Precision Tweaker, SFS, ASUS C.P.R. on the ASUS M3A78 PRO.

  • USB 2.0 connectors
    • 3
    • 4
  • Number of SATA connectors
    • 5
    • 6
  • USB 2.0 ports quantity
    • 6
    • 4
  • eSATA ports quantity
    • 1
    • 0
  • PS/2 ports quantity
    • 1
    • 2
  • Firewire (IEEE 1394) ports
    • 1
    • 0
  • DVI-D ports quantity
    • 1
    • 0
  • Motherboard form factor
    • micro ATX
    • ATX

Side by side

Differences highlightedShow differences only
49 specifications
A

ASUS

M3A78-EM AMD

Model M3A78-EM

View product
B

ASUS

M3A78 PROView product
Processoridentical
Processor manufacturerAMDAMD
Processor socketSocket AM2Socket AM2
Memoryidentical
Number of memory slots44
ECC сompatibilityECC & Non-ECCECC & Non-ECC
Maximum internal memory8 GB8 GB
Graphicsidentical
Maximum graphics card memory256 MB256 MB
Graphics cardRadeon HD 3200Radeon HD 3200
Internal I/O2 differ
USB 2.0 connectorsDiffers34
Number of SATA connectorsDiffers56
Number of Parallel ATA connectors11
S/PDIF out connectorYesYes
CD/AUX audio inYesYes
ATX Power connector (24-pin)YesYes
Power fan connectorYesYes
CPU fan connectorYesYes
Number of chassis fan connectors11
Chassis intrusion connectorYesYes
Number of COM connectors11
Number of IEEE1394 connectorsKnown for one1
Front panel audio connectorKnown for oneYes
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers64
Ethernet LAN (RJ-45) ports11
eSATA ports quantityDiffers10
PS/2 ports quantityDiffers12
Firewire (IEEE 1394) portsDiffers10
VGA (D-Sub) ports quantity11
HDMI ports quantity11
DVI-D ports quantityDiffers10
Headphone outputs11
Microphone inYesYes
S/PDIF out portYesYes
Networkidentical
Networking featuresGigabit LANGigabit LAN
Features2 differ
Motherboard form factorDiffersmicro ATXATX
Motherboard chipsetAMD 780GAMD 780G
Audio chipRealtek ALC1200Realtek ALC1200
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Overclocking featuresDiffersSFS, ASUS C.P.R.Precision Tweaker, SFS, ASUS C.P.R.
Expansion slots2 differ
PCI Express x1 slotsDiffers12
PCI Express x16 slots11
PCI slotsDiffers23
BIOSidentical
BIOS memory size64 Mbit64 Mbit
Weight & dimensions1 differ
WidthDiffers244 mm305 mm
Depth244 mm244 mm
Packaging content1 differ
Drivers includedYesYes
Bundled softwareDiffers- Express Gate - ASUS PC Probe II - ASUS LiveUpdate Utility - Anti-virus software (OEM version)- Express Gate - ASUS PC Probe II - ASUS Update - AMD AOD - Anti-virus software (OEM version)
Other featuresidentical
Floppy disk drive connectorYesYes
I/O portsKnown for one2 in 1 Q-connector
Special featuresKnown for one1 x HDMI to DVI Convertor 2 in 1 Q-connector

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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