Product comparison · 2 motherboards

ASUS H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX vs GIGABYTE GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX

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  • 51specifications compared
  • 14differ
  • 37identical
  • 32known for one product only

Key differences

The ASUS H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX has 2 more memory slots than the GIGABYTE GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX (4 vs 2). The ASUS H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX has 1 more USB 2.0 connectors than the GIGABYTE GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX (3 vs 2). The ASUS H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX has 4 more SATA III connectors than the GIGABYTE GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX (6 vs 2). Processor socket: LGA 1150 (Socket H3) on the ASUS H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX, LGA 1155 (Socket H2) on the GIGABYTE GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX. Supported storage drive interfaces: SATA III on the ASUS H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX, SATA II, SATA III on the GIGABYTE GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX.

  • Processor socket
    • H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX:LGA 1150 (Socket H3)
    • GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX:LGA 1155 (Socket H2)
  • Number of memory slots
    • H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX:4
    • GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX:2
  • Supported storage drive interfaces
    • H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX:SATA III
    • GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX:SATA II, SATA III
  • USB 2.0 connectors
    • H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX:3
    • GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX:2
  • Number of SATA III connectors
    • H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX:6
    • GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX:2
  • Number of SATA II connectors
    • H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX:0
    • GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX:4
  • USB 2.0 ports quantity
    • H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX:2
    • GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX:6
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • H87M-PRO Intel® H87 LGA 1150 (Socket H3) micro ATX:4
    • GA-H77M-HD3 motherboard Intel H77 LGA 1155 (Socket H2) micro ATX:2

Side by side

Differences highlightedShow differences only (off)
Comparison of H87M-PRO, GA-H77M-HD3
83 specifications
Processor1 differ
Processor manufacturerIntelIntel
Processor socketDiffersLGA 1150 (Socket H3)LGA 1155 (Socket H2)
Compatible processor seriesIntel® Celeron®, Intel® Pentium®Intel® Celeron®, Intel® Pentium®
Memory1 differ
Supported memory typesDDR3-SDRAMDDR3-SDRAM
Number of memory slotsDiffers42
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speeds1066,1333,1600 MHz1066,1333,1600 MHz
Maximum internal memory32 GB32 GB
Supported memory module capacitiesKnown for one8GBUnknown — not stated by the source
Unbuffered memoryKnown for oneYesUnknown — not stated by the source
Memory voltageKnown for oneUnknown — not stated by the source1.5 V
Storage controllers1 differ
Supported storage drive interfacesDiffersSATA IIISATA II, SATA III
RAID levels0, 1, 5, 100, 1, 5, 10
Graphicsidentical
Maximum graphics card memoryKnown for one1024 MBUnknown — not stated by the source
Parallel processing technology supportKnown for oneQuad-GPU CrossFireXUnknown — not stated by the source
Maximum resolutionKnown for one4096 x 2160 pixelsUnknown — not stated by the source
Number of displays supportedKnown for one3Unknown — not stated by the source
On-board graphics cardKnown for oneUnknown — not stated by the sourceYes
Graphics card familyKnown for oneUnknown — not stated by the sourceIntel
HDCPKnown for oneUnknown — not stated by the sourceYes
DirectX versionKnown for oneUnknown — not stated by the source11
Internal I/O3 differ
USB 2.0 connectorsDiffers32
USB 3.2 Gen 1 (3.1 Gen 1) connectors11
Number of SATA III connectorsDiffers62
Number of SATA II connectorsDiffers04
Number of SATA connectors66
Number of Parallel ATA connectors00
S/PDIF out connectorKnown for oneYesUnknown — not stated by the source
Front panel audio connectorYesYes
ATX Power connector (24-pin)YesYes
Number of EATX power connectorsKnown for one1Unknown — not stated by the source
CPU fan connectorYesYes
Number of chassis fan connectorsKnown for one3Unknown — not stated by the source
Number of COM connectorsKnown for one1Unknown — not stated by the source
EPS power connector (8-pin)Known for oneUnknown — not stated by the sourceYes
Parallel connectorKnown for oneUnknown — not stated by the sourceYes
Serial port headersKnown for oneUnknown — not stated by the source1
Rear panel I/O ports3 differ
USB 2.0 ports quantityDiffers26
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers42
Ethernet LAN (RJ-45) ports11
eSATA ports quantityDiffers20
PS/2 ports quantity11
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity11
HDMI ports quantity11
DVI-D ports quantity11
DisplayPorts quantityKnown for one1Unknown — not stated by the source
Headphone outputs11
Microphone inYesYes
S/PDIF out portYesYes
Digital audio optical outKnown for one1Unknown — not stated by the source
Networkidentical
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
LAN controllerKnown for oneRealtek RTL8111GUnknown — not stated by the source
Features2 differ
Component forPCPC
Motherboard form factormicro ATXmicro ATX
Motherboard chipset familyIntelIntel
Motherboard chipsetDiffersIntel® H87Intel H77
Audio chipDiffersRealtek ALC892Realtek ALC887
Audio output channels7.1 channels7.1 channels
Cooling typeKnown for onePassiveUnknown — not stated by the source
Power source typeATXATX
Windows operating systems supportedWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, WinWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slotsKnown for one2Unknown — not stated by the source
PCI Express x16 (Gen 2.x) slotsKnown for one1Unknown — not stated by the source
PCI Express x16 (Gen 3.x) slotsKnown for one1Unknown — not stated by the source
PCI Express slots version2.0, 3.02.0, 3.0
PCI Express x1 slotsKnown for oneUnknown — not stated by the source2
PCI Express x16 slotsKnown for oneUnknown — not stated by the source1
PCI slotsKnown for oneUnknown — not stated by the source1
BIOS2 differ
BIOS typeDiffersUEFI AMIEFI AMI
BIOS memory sizeDiffers16 Mbit64 Mbit
ACPI version2.0a2.0a
Clear CMOS jumperYesYes
Weight & dimensions1 differ
Width244 mm244 mm
DepthDiffers213 mm174 mm
Packaging contentidentical
Cables includedKnown for oneSATAUnknown — not stated by the source
Drivers includedKnown for oneYesUnknown — not stated by the source
Bundled softwareKnown for oneASUS Utilities, EZ Update, Anti-virus softwareUnknown — not stated by the source
Other featuresidentical
Quick installation guideYesYes
Processor special featuresidentical
Intel Rapid Storage TechnologyKnown for oneUnknown — not stated by the sourceYes

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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