Product comparison · 2 motherboards

ASUS B85M-G R2.0 vs GIGABYTE GA-H81M-D3H (rev. 1.0)

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  • 49specifications compared
  • 14differ
  • 35identical
  • 31known for one product only

Key differences

  • Processor socket
    • B85M-G R2.0:LGA 1150 (Socket H3)
    • GA-H81M-D3H (rev. 1.0):LGA 1155 (Socket H2)
  • Supported memory clock speeds
    • B85M-G R2.0:1066,1333,1600 MHz
    • GA-H81M-D3H (rev. 1.0):1333,1600 MHz
  • Maximum internal memory
    • B85M-G R2.0:32 GB
    • GA-H81M-D3H (rev. 1.0):16 GB
  • Supported storage drive interfaces
    • B85M-G R2.0:SATA II, SATA III
    • GA-H81M-D3H (rev. 1.0):SATA, SATA II, SATA III
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • B85M-G R2.0:1
    • GA-H81M-D3H (rev. 1.0):0
  • Number of SATA III connectors
    • B85M-G R2.0:4
    • GA-H81M-D3H (rev. 1.0):2
  • Number of Parallel ATA connectors
    • B85M-G R2.0:0
    • GA-H81M-D3H (rev. 1.0):1
  • Motherboard chipset
    • B85M-G R2.0:Intel® B85
    • GA-H81M-D3H (rev. 1.0):Intel® H81

Side by side

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Comparison of B85M-G R2.0, GA-H81M-D3H (rev. 1.0)
80 specifications
Processor2 differ
Processor manufacturerIntelIntel
Processor socketDiffersLGA 1150 (Socket H3)LGA 1155 (Socket H2)
Compatible processor seriesDiffersIntel® Celeron®, Intel® Celeron® Dual-Core, Intel® Pentium®Intel® Celeron®, Intel® Pentium®
Maximum number of SMP processors11
Intel Core i3/i5/i7/i9 seriesKnown for onei3-4xxx, i5-4xxx, i7-4xxxUnknown — not stated by the source
Supported processor socketsKnown for oneLGA 1150 (Socket H3)Unknown — not stated by the source
Memory2 differ
Supported memory typesDDR3-SDRAMDDR3-SDRAM
Number of memory slotsKnown for one4Unknown — not stated by the source
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speedsDiffers1066,1333,1600 MHz1333,1600 MHz
Maximum internal memoryDiffers32 GB16 GB
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 II, SATA IIISATA, SATA II, SATA III
Graphicsidentical
On-board graphics cardKnown for oneYesUnknown — not stated by the source
Graphics card familyKnown for oneIntelUnknown — not stated by the source
Maximum resolution4096 x 2160 pixels4096 x 2160 pixels
Discrete graphics supportKnown for oneYesUnknown — not stated by the source
Number of displays supportedKnown for one3Unknown — not stated by the source
Maximum graphics card memoryKnown for oneUnknown — not stated by the source1024 MB
Internal I/O3 differ
USB 2.0 connectors22
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers10
Number of SATA III connectorsDiffers42
Number of SATA II connectors22
Number of Parallel ATA connectorsDiffers01
S/PDIF out connectorKnown for oneYesUnknown — not stated by the source
Front panel audio connectorYesYes
Number of EATX power connectorsKnown for one1Unknown — not stated by the source
Power fan connectorYesYes
CPU fan connectorYesYes
Number of chassis fan connectorsKnown for one1Unknown — not stated by the source
Chassis intrusion connectorKnown for oneYesUnknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one1Unknown — not stated by the source
Number of COM connectorsKnown for one1Unknown — not stated by the source
TPM connectorKnown for oneYesUnknown — not stated by the source
ATX Power connector (24-pin)Known for oneUnknown — not stated by the sourceYes
Rear panel I/O portsidentical
USB 2.0 ports quantity44
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
Ethernet LAN (RJ-45) ports11
eSATA ports quantity00
PS/2 ports quantity22
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity11
HDMI ports quantity11
DVI-D ports quantity11
Microphone inYesYes
HDMI versionKnown for oneUnknown — not stated by the source1.4a
Headphone outputsKnown for oneUnknown — not stated by the source1
Serial ports quantityKnown for oneUnknown — not stated by the source1
Networkidentical
Ethernet LANYesYes
Ethernet interface typeGigabit EthernetGigabit Ethernet
LAN controllerKnown for oneRealtek 8111GRUnknown — not stated by the source
Wake-on-LAN readyYesYes
Features1 differ
Component forPCPC
Motherboard form factormicro ATXmicro ATX
Motherboard chipset familyIntelIntel
Motherboard chipsetDiffersIntel® B85Intel® H81
Audio chipKnown for oneRealtek ALC887-VD2Unknown — not stated by the source
Audio output channels7.1 channels7.1 channels
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
PC health monitoringKnown for oneUnknown — not stated by the sourceCPU, Fan, Power supply, Temperature
Cooling typeKnown for oneUnknown — not stated by the sourcePassive
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slotsKnown for one2Unknown — not stated by the source
PCI Express x16 (Gen 3.x) slotsKnown for one1Unknown — not stated by the source
PCI Express x16 slotsKnown for oneUnknown — not stated by the source2
PCI slotsKnown for oneUnknown — not stated by the source2
BIOS3 differ
BIOS typeDiffersAMIUEFI AMI
BIOS memory sizeDiffers16 Mbit64 Mbit
ACPI versionDiffers2.0a5.0
Clear CMOS jumperYesYes
Weight & dimensions2 differ
WidthDiffers233 mm244 mm
DepthDiffers193 mm225 mm
Packaging contentidentical
Cables includedSATASATA
Drivers includedYesYes
Bundled softwareKnown for oneASUS Utilities ASUS Update Anti-virus software (OEM version)Unknown — not stated by the source
Other featuresidentical
Quick installation guideYesYes
Parallel port via internal headerKnown 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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