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Product comparison · 2 motherboards

GIGABYTE GA-8I955X Royal vs GIGABYTE K8NP S939 nVIDIA 4 SLI DDR400

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  • 16specifications compared
  • 9differ
  • 7identical
  • 16known for one product only

Key differences

  • Processor manufacturer
    • Intel
    • AMD
  • Processor socket
    • LGA 775 (Socket T)
    • Socket 939
  • USB 2.0 connectors
    • 2
    • 3
  • Number of SATA connectors
    • 6
    • 4
  • Number of IEEE1394 connectors
    • 3
    • 2
  • Ethernet LAN (RJ-45) ports
    • 2
    • 1
  • PS/2 ports quantity
    • 2
    • 1
  • Width
    • 305 mm
    • 30.5 mm

Side by side

Differences highlightedShow differences only
32 specifications
A

GIGABYTE

GA-8I955X RoyalView product
B

GIGABYTE

K8NP S939 nVIDIA 4 SLI DDR400View product
Processor2 differ
Processor manufacturerDiffersIntelAMD
Processor socketDiffersLGA 775 (Socket T)Socket 939
Memoryidentical
Maximum internal memoryKnown for one8 GB
Internal I/O3 differ
USB 2.0 connectorsDiffers23
Number of SATA connectorsDiffers64
Number of IEEE1394 connectorsDiffers32
S/PDIF out connectorKnown for oneYes
CD/AUX audio inKnown for oneYes
ATX Power connector (24-pin)Known for oneYes
Number of chassis fan connectorsKnown for one3
Number of COM connectorsKnown for one1
Rear panel I/O ports2 differ
USB 2.0 ports quantityKnown for one4
Ethernet LAN (RJ-45) portsDiffers21
PS/2 ports quantityDiffers21
Parallel ports quantityKnown for one1
Serial ports quantityKnown for one1
Microphone inKnown for oneYes
Networkidentical
Networking featuresKnown for oneBroadcom 5751*2
Featuresidentical
Audio chipKnown for oneRealtek ALC882M
Expansion slotsidentical
Expansion slotsKnown for one1 x PCI Express x 16 2 x PCI Express x 1 3 x PCI
Weight & dimensions2 differ
WidthDiffers305 mm30.5 mm
DepthDiffers244 mm24.4 mm
Other featuresidentical
Dimensions (WxDxH)Known for one305 x 244
I/O portsKnown for one2 x UDMA ATA 133/100/66 Bus Master IDE 2 x PCI-Express X 16 2 x PCI-Express X 1 2 x PCI 4 x Line-out/ 1 x Line-in/ 1 x MIC 1 x LPT
Manageability featuresKnown for oneNVIDIA SLI multi-GPU NVIDIA Firewall Norton Internet Security Xpress Installation Xpress Recovery 2 Q-Flash @BIOS

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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