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Product comparison · 2 motherboards

ASUS Maximus III Extreme vs GIGABYTE GA-P55A-UD7 motherboard LGA 1156 (Socket H) ATX

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  • 26specifications compared
  • 10differ
  • 16identical
  • 21known for one product only

Key differences

  • Number of SATA connectors
    • 9
    • 10
  • USB 2.0 ports quantity
    • 7
    • 8
  • Ethernet LAN (RJ-45) ports
    • 1
    • 2
  • Firewire (IEEE 1394) ports
    • 1
    • 2
  • Networking features
    • 10/100/1000 Mbps
    • 10/100/1000 Mbit
  • Audio chip
    • VIA VT2020
    • Realtek ALC889
  • Audio output channels
    • 7.1+2 channels
    • 7.1 channels
  • PCI Express x16 slots
    • 5
    • 2

Side by side

Differences highlightedShow differences only
47 specifications
A

ASUS

Maximus III ExtremeView product
B

GIGABYTE

GA-P55A-UD7 motherboard LGA 1156 (Socket H) ATX

Model GA-P55A-UD7

View product
Memoryidentical
Memory voltageKnown for one1.5 V
Maximum internal memoryKnown for one16 GB
Storage controllersidentical
RAID levelsKnown for one0, 1, 5, 10
Internal I/O1 differ
Number of SATA connectorsDiffers910
CD/AUX audio inKnown for oneYes
Power fan connectorKnown for oneYes
Rear panel I/O ports3 differ
USB 2.0 ports quantityDiffers78
Ethernet LAN (RJ-45) portsDiffers12
Firewire (IEEE 1394) portsDiffers12
Headphone outputsKnown for one6
S/PDIF out portKnown for oneYes
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one2
Network1 differ
Networking featuresDiffers10/100/1000 Mbps10/100/1000 Mbit
LAN controllerKnown for oneRealtek RTL8112L
Features2 differ
Audio chipDiffersVIA VT2020Realtek ALC889
Audio output channelsDiffers7.1+2 channels7.1 channels
Compatible operating systemsKnown for oneMicrosoft Windows 7/Vista/XP
Motherboard chipsetKnown for oneIntel® P55
Expansion slots1 differ
PCI Express x1 slotsKnown for one1
PCI Express x8 slotsKnown for one2
PCI Express x16 slotsDiffers52
BIOSidentical
BIOS typeKnown for oneAWARD
BIOS memory sizeKnown for one16 Mbit
Weight & dimensions2 differ
WidthDiffers305 mm30.5 mm
DepthDiffers244 mm24.4 mm
Packaging contentidentical
Bundled softwareKnown for oneNorton Internet Security (OEM version)
Other featuresidentical
S/PDIF in connectorKnown for oneYes
Floppy disk drive connectorKnown for oneYes
Graphics controllerKnown for one2-Way/3-Way ATI CrossFireX/NVIDIA SLI
I/O portsKnown for oneInternal: 1 x 24-pin ATX main power connector 1 x 8-pin ATX 12V power connector 1 x IDE connector 3 x system fan headers 1 x Chipset fan header 1 x front panel header 1 x front panel audio header 1 x CD In connector 1 x S/PDIF In header 1 x S/PDIF Out header 1 x serial port header 1 x clearing CMOS
Manageability featuresKnown for onePME,WOR by PME,PXE

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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