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Product comparison · 2 motherboards

ASUS P8H77-I Intel H77 LGA 1155 (Socket H2) mini ITX vs ASUS P8Z77 WS

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  • 79specifications compared
  • 30differ
  • 49identical
  • 8known for one product only

Key differences

The ASUS P8Z77 WS has 2 more memory slots than the ASUS P8H77-I Intel H77 LGA 1155 (Socket H2) mini ITX (4 vs 2). The ASUS P8Z77 WS has 16 GB more maximum internal memory than the ASUS P8H77-I Intel H77 LGA 1155 (Socket H2) mini ITX (32 GB vs 16 GB). The ASUS P8Z77 WS has 2 more USB 2.0 connectors than the ASUS P8H77-I Intel H77 LGA 1155 (Socket H2) mini ITX (3 vs 1). ECC сompatibility: ECC & Non-ECC on the ASUS P8H77-I Intel H77 LGA 1155 (Socket H2) mini ITX, Non-ECC on the ASUS P8Z77 WS. Supported memory module capacities: 1GB, 2GB, 4GB, 8GB on the ASUS P8H77-I Intel H77 LGA 1155 (Socket H2) mini ITX, 16GB, 1GB, 2GB, 4GB, 8GB on the ASUS P8Z77 WS.

  • Number of memory slots
    • 2
    • 4
  • ECC сompatibility
    • ECC & Non-ECC
    • Non-ECC
  • Maximum internal memory
    • 16 GB
    • 32 GB
  • Supported memory module capacities
    • 1GB, 2GB, 4GB, 8GB
    • 16GB, 1GB, 2GB, 4GB, 8GB
  • Maximum resolution
    • 2048 x 1536 pixels
    • 1920 x 1200 pixels
  • USB 2.0 connectors
    • 1
    • 3
  • Number of SATA III connectors
    • 2
    • 4
  • Number of chassis fan connectors
    • 1
    • 5

Side by side

Differences highlightedShow differences only
87 specifications
A

ASUS

P8H77-I Intel H77 LGA 1155 (Socket H2) mini ITX

Model P8H77-I

View product
B

ASUS

P8Z77 WSView product
Processoridentical
Processor manufacturerIntelIntel
Processor socketLGA 1155 (Socket H2)LGA 1155 (Socket H2)
Compatible processor seriesIntel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7
Maximum number of SMP processors11
System bus rate5 GT/s5 GT/s
Memory5 differ
Supported memory typesDDR3-SDRAMDDR3-SDRAM
Number of memory slotsDiffers24
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
Memory voltage1.5 V1.5 V
ECC сompatibilityDiffersECC & Non-ECCNon-ECC
Supported memory clock speedsDiffers1066,1333,1600,1800,1866,2000,2133,2200 MHz1066,1333,1600,1800,1866,2000,2133,2200,2400,2600,2800 MHz
Maximum internal memoryDiffers16 GB32 GB
Supported memory module capacitiesDiffers1GB, 2GB, 4GB, 8GB16GB, 1GB, 2GB, 4GB, 8GB
Storage controllersidentical
Supported storage drive interfacesSATA II, SATA IIISATA II, SATA III
RAID levels0, 1, 5, 100, 1, 5, 10
Graphics2 differ
Maximum graphics card memory1696 MB1696 MB
Parallel processing technology supportDiffersLucidLogix Virtu2-Way CrossFireX, 2-Way SLI, 3-Way CrossFireX, 3-Way SLI, 4-Way CrossFireX, 4-Way SLI, LucidLogix Virtu, Quad-GPU CrossFireX, Quad-GPU SLI
On-board graphics cardYesYes
Graphics card familyIntelIntel
Graphics cardHD GraphicsHD Graphics
Maximum resolutionDiffers2048 x 1536 pixels1920 x 1200 pixels
HDCPYesYes
OpenGL version3.23.2
DirectX version1111
Discrete graphics supportYesYes
Internal I/O3 differ
USB 2.0 connectorsDiffers13
USB 3.2 Gen 1 (3.1 Gen 1) connectors11
Number of SATA III connectorsDiffers24
Number of SATA II connectors44
Number of Parallel ATA connectors00
S/PDIF out connectorYesYes
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of chassis fan connectorsDiffers15
Chassis intrusion connectorYesYes
Peripheral (Molex) power connectors (4-pin)Known for one1
EPS power connector (8-pin)Known for oneYes
Number of EATX power connectorsKnown for one1
Rear panel I/O ports8 differ
USB 2.0 ports quantityDiffers64
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
Ethernet LAN (RJ-45) portsDiffers12
eSATA ports quantityDiffers02
PS/2 ports quantity11
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantityDiffers10
HDMI ports quantityDiffers10
DVI-D ports quantityDiffers10
DVI-I ports quantityKnown for one1
Headphone outputsDiffers36
Microphone inYesYes
S/PDIF out portYesYes
Network3 differ
Ethernet LANYesYes
Ethernet interface typeDiffersGigabit EthernetFast Ethernet, Gigabit Ethernet
LAN controllerDiffersRealtek RTL8111FIntel® 82574L
Wake-on-LAN readyYesYes
Wi-FiNoNo
Wi-Fi standardsNot supportedNot supported
BluetoothNoNo
Networking featuresDiffersGigabit LAN2 x Gigabit LAN
Features3 differ
Component forPCPC
Motherboard form factorDiffersmini ITXATX
Motherboard chipset familyIntelIntel
Motherboard chipsetDiffersIntel H77Intel Z77
Audio chipKnown for oneRealtek ALC898
Audio output channels7.1 channels7.1 channels
PC health monitoringDiffersCPU, Fan, TemperatureCPU, Fan, LED, Temperature
Cooling typePassivePassive
Power source typeATXATX
Expansion slots2 differ
PCI Express x1 slotsKnown for one2
PCI Express x16 slotsDiffers14
PCI Express configurationsDiffers1x162x16, 4x8
PCI Express slots version2.0, 3.02.0, 3.0
BIOS1 differ
BIOS typeDiffersAMIUEFI
BIOS memory size64 Mbit64 Mbit
ACPI version2.0a2.0a
Clear CMOS jumperYesYes
Weight & dimensions2 differ
WidthDiffers170 mm305 mm
DepthDiffers170 mm244 mm
Packaging contentidentical
Cables includedSATASATA
Drivers includedYesYes
Other features1 differ
Dual Link DVIYesYes
Controller 2nd interface typeKnown for oneMarvell PCIe 9128, ASMedia PCIe SATA
Controller interface typeDiffersIntel H77Intel Z77
Back-to-BIOS buttonKnown for oneYes
Quick installation guideYesYes

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