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Product comparison · 2 motherboards

ASUS M2A74-AM SE vs ASUS M4A78-EM AMD

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  • 41specifications compared
  • 17differ
  • 24identical
  • 24known for one product only

Key differences

  • Processor socket
    • Socket AM3
    • Socket AM2
  • Compatible processor series
    • AMD Phenom
    • AMD Phenom X3, AMD Phenom X4
  • Number of memory slots
    • 2
    • 4
  • Maximum internal memory
    • 8 GB
    • 16 GB
  • RAID levels
    • 0, 1, 1+0, JBOD
    • 0, 1, 10, JBOD
  • Number of SATA connectors
    • 4
    • 5
  • USB 2.0 ports quantity
    • 4
    • 6
  • eSATA ports quantity
    • 0
    • 1

Side by side

Differences highlightedShow differences only
65 specifications
A

ASUS

M2A74-AM SEView product
B

ASUS

M4A78-EM AMD

Model M4A78-EM

View product
Processor2 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket AM3Socket AM2
Compatible processor seriesDiffersAMD PhenomAMD Phenom X3, AMD Phenom X4
Memory2 differ
Supported memory typesKnown for oneDDR3-SDRAM
Number of memory slotsDiffers24
Memory slots typeKnown for oneDIMM
Memory channelsKnown for oneDual-channel
ECC сompatibilityECC & Non-ECCECC & Non-ECC
Supported memory clock speedsKnown for one667,800,1066 MHz
Maximum internal memoryDiffers8 GB16 GB
Storage controllers1 differ
Supported storage drive interfacesKnown for oneIDE, SATA II
RAID levelsDiffers0, 1, 1+0, JBOD0, 1, 10, JBOD
Graphicsidentical
Maximum graphics card memory256 MB256 MB
Internal I/O1 differ
USB 2.0 connectors33
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one0
Number of SATA III connectorsKnown for one0
Number of SATA II connectorsKnown for one4
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
CPU fan connectorYesYes
Number of chassis fan connectors11
Chassis intrusion connectorYesYes
Number of EATX power connectorsKnown for one1
Power fan connectorKnown for oneYes
Number of COM connectorsKnown for one1
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers46
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one0
Ethernet LAN (RJ-45) ports11
eSATA ports quantityDiffers01
PS/2 ports quantityDiffers21
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity11
HDMI ports quantityDiffers01
DVI-D ports quantity11
Headphone outputsDiffers31
COM ports quantityKnown for one1
Microphone inKnown for oneYes
S/PDIF out portKnown for oneYes
Networkidentical
Ethernet LANKnown for oneYes
Networking featuresGigabit EthernetGigabit Ethernet
Features2 differ
Component forKnown for onePC
Motherboard form factormicro ATXmicro ATX
Motherboard chipset familyKnown for oneAMD
Motherboard chipsetDiffersAMD 740GAMD 780G
Audio output channelsDiffers5.1 channels7.1 channels
Power source typeATXATX
Audio chipKnown for oneRealtek ALC887
Expansion slotsidentical
PCI Express x1 slots11
PCI Express x16 slots11
PCI slots22
BIOSidentical
BIOS typeAMIAMI
BIOS memory sizeKnown for one64 Mbit
Weight & dimensions1 differ
Width244 mm244 mm
DepthDiffers208 mm244 mm
Other features3 differ
Controller 2nd interface typeDiffersIDEUltraDMA 133/100
Controller interface typeDiffersSATASATA 3 Gb/s
Audio outputKnown for oneVT1708S
Graphics controllerDiffersRadeon 2100ATI Radeon HD3200
Packaging contentidentical
Drivers includedKnown for oneYes
Bundled softwareKnown for one- ASUS PC Probe II - ASUS LiveUpdate Utility

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