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Product comparison · 2 motherboards

GIGABYTE GA-8GPNXP Duo vs GIGABYTE GA-P55-US3L Intel® P55 LGA 1156 (Socket H) ATX

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  • 34specifications compared
  • 19differ
  • 15identical
  • 16known for one product only

Key differences

  • Processor socket
    • LGA 775 (Socket T)
    • LGA 1156 (Socket H)
  • Number of memory slots
    • 2
    • 4
  • Maximum internal memory
    • 4 GB
    • 16 GB
  • USB 2.0 connectors
    • 2
    • 3
  • Number of SATA connectors
    • 4
    • 8
  • Number of Parallel ATA connectors
    • 3
    • 1
  • USB 2.0 ports quantity
    • 4
    • 8
  • Ethernet LAN (RJ-45) ports
    • 2
    • 1

Side by side

Differences highlightedShow differences only
50 specifications
A

GIGABYTE

GA-8GPNXP DuoView product
B

GIGABYTE

GA-P55-US3L Intel® P55 LGA 1156 (Socket H) ATX

Model GA-P55-US3L

View product
Processor1 differ
Processor manufacturerIntelIntel
Processor socketDiffersLGA 775 (Socket T)LGA 1156 (Socket H)
Memory2 differ
Number of memory slotsDiffers24
Maximum internal memoryDiffers4 GB16 GB
Storage controllersidentical
RAID levelsKnown for one0, 1, 10
Internal I/O3 differ
USB 2.0 connectorsDiffers23
Number of SATA connectorsDiffers48
Number of Parallel ATA connectorsDiffers31
S/PDIF out connectorKnown for oneYes
Front panel audio connectorKnown for oneYes
CD/AUX audio inYesYes
ATX Power connector (24-pin)YesYes
Number of EATX power connectors11
Power fan connectorYesYes
CPU fan connectorKnown for oneYes
Chassis intrusion connectorKnown for oneYes
Number of COM connectorsKnown for one1
Number of IEEE1394 connectorsKnown for one2
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers48
Ethernet LAN (RJ-45) portsDiffers21
eSATA ports quantity00
PS/2 ports quantityDiffers21
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity00
HDMI ports quantity00
DVI-D ports quantity00
Headphone outputsDiffers63
Microphone inYesYes
S/PDIF out portYesYes
Parallel ports quantityKnown for one1
Serial ports quantityKnown for one1
Network1 differ
Networking featuresDiffersGigabitGigabit Ethernet
Features2 differ
Motherboard form factorATXATX
Motherboard chipsetDiffersIntel® 915P ExpressIntel® P55
Audio chipDiffersC-Media CMI9880Realtek ALC888
Audio output channelsKnown for one7.1 channels
Power source typeATXATX
Compatible operating systemsKnown for oneWin 7/Vista/XP
Expansion slots3 differ
PCI Express x1 slotsDiffers34
PCI Express x16 slotsDiffers12
PCI slotsDiffers21
BIOS1 differ
BIOS memory sizeDiffers64 Mbit32 Mbit
Weight & dimensions1 differ
Width305 mm305 mm
DepthDiffers244 mm190 mm
Packaging contentidentical
Drivers includedKnown for oneYes
Other features1 differ
S/PDIF in connectorKnown for oneYes
Controller interface typeDiffersITE 8212iTE IT8720
Floppy disk drive connectorKnown for oneYes
S/PDIF in portKnown for oneYes
Dual Power System (DPS) slotKnown for oneYes

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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