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Product comparison · 2 motherboards

ASUS M4A77D AMD 770 Socket AM3 ATX vs ASUS P7P55D Premium

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  • 41specifications compared
  • 21differ
  • 20identical
  • 11known for one product only

Key differences

  • Processor manufacturer
    • AMD
    • Intel
  • Processor socket
    • Socket AM3
    • LGA 1156 (Socket H)
  • ECC сompatibility
    • ECC & Non-ECC
    • Non-ECC
  • RAID levels
    • 0, 1, 0+1, JBOD
    • 0, 1, 5, 10
  • USB 2.0 connectors
    • 3
    • 2
  • Number of SATA connectors
    • 6
    • 8
  • Number of chassis fan connectors
    • 1
    • 2
  • USB 2.0 ports quantity
    • 6
    • 8

Side by side

Differences highlightedShow differences only
52 specifications
A

ASUS

M4A77D AMD 770 Socket AM3 ATX

Model M4A77D

View product
B

ASUS

P7P55D PremiumView product
Processor2 differ
Processor manufacturerDiffersAMDIntel
Processor socketDiffersSocket AM3LGA 1156 (Socket H)
Memory1 differ
ECC сompatibilityDiffersECC & Non-ECCNon-ECC
Storage controllers1 differ
RAID levelsDiffers0, 1, 0+1, JBOD0, 1, 5, 10
Internal I/O3 differ
USB 2.0 connectorsDiffers32
Number of SATA connectorsDiffers68
CD/AUX audio inKnown for oneYes
Power fan connectorKnown for oneYes
Number of chassis fan connectorsDiffers12
Number of COM connectorsKnown for one1
Number of IEEE1394 connectorsKnown for one1
TPM connectorKnown for oneYes
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers68
Ethernet LAN (RJ-45) portsDiffers12
eSATA ports quantityDiffers10
PS/2 ports quantityDiffers12
VGA (D-Sub) ports quantityDiffers10
Digital audio optical outKnown for one1
COM ports quantityKnown for one1
Parallel ports quantityKnown for one1
Network1 differ
Networking featuresDiffersGigabit LANDual Gigabit LAN
LAN controllerKnown for oneRealtek RTL8112L
Features1 differ
Audio chipDiffersVIA VT1818SVIA VT2020
Motherboard chipsetKnown for oneAMD 770
Audio output channelsKnown for one7.1 channels
Expansion slots2 differ
PCI Express x16 slotsDiffers12
PCI slotsDiffers32
BIOS1 differ
BIOS memory sizeDiffers64 Mbit16 Mbit
Weight & dimensions2 differ
WidthDiffers306 mm305 mm
DepthDiffers214 mm244 mm
Other features2 differ
Controller 2nd interface typeDiffersUltraDMA 133/100/66JMicron JMB368 PATA, Marvell 88SE9123 SATA
Controller interface typeDiffersSATA 3 Gb/sIntel P55 Express

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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