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Product comparison · 2 motherboards

ASUS M3A78-EM AMD vs GIGABYTE GA-EP45-EXTREME S775 P45 ATX

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  • 36specifications compared
  • 20differ
  • 16identical
  • 21known for one product only

Key differences

The GIGABYTE GA-EP45-EXTREME S775 P45 ATX has 8 GB more maximum internal memory than the ASUS M3A78-EM AMD (16 GB vs 8 GB). The GIGABYTE GA-EP45-EXTREME S775 P45 ATX has 7 more USB 2.0 connectors than the ASUS M3A78-EM AMD (10 vs 3). The GIGABYTE GA-EP45-EXTREME S775 P45 ATX has 1 more SATA connectors than the ASUS M3A78-EM AMD (6 vs 5). Processor manufacturer: AMD on the ASUS M3A78-EM AMD, Intel on the GIGABYTE GA-EP45-EXTREME S775 P45 ATX. Processor socket: Socket AM2 on the ASUS M3A78-EM AMD, LGA 775 (Socket T) on the GIGABYTE GA-EP45-EXTREME S775 P45 ATX.

  • Processor manufacturer
    • AMD
    • Intel
  • Processor socket
    • Socket AM2
    • LGA 775 (Socket T)
  • Maximum internal memory
    • 8 GB
    • 16 GB
  • USB 2.0 connectors
    • 3
    • 10
  • Number of SATA connectors
    • 5
    • 6
  • Number of chassis fan connectors
    • 1
    • 2
  • USB 2.0 ports quantity
    • 6
    • 8
  • Ethernet LAN (RJ-45) ports
    • 1
    • 2

Side by side

Differences highlightedShow differences only
57 specifications
A

ASUS

M3A78-EM AMD

Model M3A78-EM

View product
B

GIGABYTE

GA-EP45-EXTREME S775 P45 ATXView product
Processor2 differ
Processor manufacturerDiffersAMDIntel
Processor socketDiffersSocket AM2LGA 775 (Socket T)
Memory1 differ
ECC сompatibilityKnown for oneECC & Non-ECC
Maximum internal memoryDiffers8 GB16 GB
Memory voltageKnown for one1.8 V
Graphicsidentical
Maximum graphics card memoryKnown for one256 MB
Graphics cardKnown for oneRadeon HD 3200
Internal I/O3 differ
USB 2.0 connectorsDiffers310
Number of SATA connectorsDiffers56
Number of chassis fan connectorsDiffers12
Number of COM connectorsKnown for one1
Front panel audio connectorKnown for oneYes
Rear panel I/O ports9 differ
USB 2.0 ports quantityDiffers68
Ethernet LAN (RJ-45) portsDiffers12
eSATA ports quantityDiffers10
PS/2 ports quantityDiffers12
Firewire (IEEE 1394) portsDiffers10
VGA (D-Sub) ports quantityDiffers10
HDMI ports quantityDiffers10
DVI-D ports quantityDiffers10
Headphone outputsDiffers16
COM ports quantityKnown for one0
Modem (RJ-11) portsKnown for one0
Network1 differ
Networking featuresDiffersGigabit LAN10/100/1000 Mbit
LAN controllerKnown for oneRealtek RTL8111C
Features2 differ
Motherboard form factorDiffersmicro ATXATX
Motherboard chipsetKnown for oneAMD 780G
Audio chipDiffersRealtek ALC1200Realtek ALC889A
Overclocking featuresKnown for oneSFS, ASUS C.P.R.
Compatible operating systemsKnown for oneMicrosoft/ Windows/ Vista/XP
Expansion slots1 differ
PCI Express x16 slotsDiffers12
PCI slotsKnown for one2
PCI Express x4 slotsKnown for one1
Expansion slotsKnown for one2 x PCI Express x16 1 x PCI Express x4 1 x PCI Express x1 3 x PCI
BIOSidentical
BIOS typeKnown for oneAWARD
Weight & dimensionsidentical
WidthKnown for one244 mm
DepthKnown for one244 mm
Packaging content1 differ
Drivers includedKnown for oneYes
Bundled softwareDiffers- Express Gate - ASUS PC Probe II - ASUS LiveUpdate Utility - Anti-virus software (OEM version)Norton Internet Security (OEM version)
Other featuresidentical
I/O portsKnown for one2 in 1 Q-connector
Storage controllersidentical
RAID levelsKnown for one0, 1, 10

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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