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Product comparison · 2 motherboards

ASUS P5B Premium vs ASUS P5Q-EM DO - Intel Socket 775

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  • 38specifications compared
  • 20differ
  • 18identical
  • 13known for one product only

Key differences

  • Maximum internal memory
    • 8 GB
    • 16 GB
  • RAID levels
    • 0, 1, 5, 10, JBOD
    • 0, 1, 0+1, 5
  • USB 2.0 connectors
    • 2
    • 4
  • Number of SATA connectors
    • 7
    • 6
  • Number of chassis fan connectors
    • 3
    • 1
  • USB 2.0 ports quantity
    • 2
    • 4
  • Ethernet LAN (RJ-45) ports
    • 2
    • 1
  • eSATA ports quantity
    • 1
    • 0

Side by side

Differences highlightedShow differences only
51 specifications
A

ASUS

P5B PremiumView product
B

ASUS

P5Q-EM DO - Intel Socket 775View product
Processoridentical
Processor manufacturerIntelIntel
Processor socketLGA 775 (Socket T)LGA 775 (Socket T)
Maximum number of SMP processorsKnown for one1
Memory1 differ
Number of memory slots44
ECC сompatibilityNon-ECCNon-ECC
Maximum internal memoryDiffers8 GB16 GB
Storage controllers1 differ
RAID levelsDiffers0, 1, 5, 10, JBOD0, 1, 0+1, 5
Internal I/O3 differ
USB 2.0 connectorsDiffers24
Number of SATA connectorsDiffers76
Number of Parallel ATA connectors11
S/PDIF out connectorYesYes
Front panel audio connectorYesYes
CD/AUX audio inYesYes
ATX Power connector (24-pin)YesYes
Number of EATX power connectorsKnown for one1
Power fan connectorYesYes
CPU fan connectorYesYes
Number of chassis fan connectorsDiffers31
Chassis intrusion connectorYesYes
Number of IEEE1394 connectors11
TPM connectorKnown for oneYes
Rear panel I/O ports7 differ
USB 2.0 ports quantityDiffers24
Ethernet LAN (RJ-45) portsDiffers21
eSATA ports quantityDiffers10
PS/2 ports quantityDiffers12
Firewire (IEEE 1394) portsDiffers41
VGA (D-Sub) ports quantityDiffers01
HDMI ports quantity00
DVI-D ports quantityDiffers01
S/PDIF out portKnown for oneYes
Headphone outputsKnown for one1
Microphone inKnown for oneYes
Network1 differ
Networking featuresDiffersDual Gigabit EthernetGigabit Ethernet
Features2 differ
Motherboard form factorDiffersATXmicro ATX
Audio chipDiffersADI AD1988BRealtek ALC1200
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Expansion slots3 differ
PCI Express x1 slotsDiffers12
PCI Express x16 slotsDiffers21
PCI slotsDiffers31
BIOS1 differ
BIOS memory sizeDiffers64 Mbit32 Mbit
BIOS typeKnown for oneAMI
Weight & dimensions1 differ
WidthDiffers305 mm244 mm
Depth244 mm244 mm
Other featuresidentical
Controller 2nd interface typeKnown for oneUltraDMA 133/100/66
Controller interface typeKnown for oneSerial ATA I/II
Floppy disk drive connectorYesYes
Manageability featuresKnown for oneWfM 2.0, DMI 2.0, WOL - PME, WOR - PME, PXE
Graphics controllerKnown for oneIntel 4500
Graphicsidentical
Maximum graphics card memoryKnown for one1894 MB
Packaging contentidentical
Drivers includedKnown 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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