Product comparison · 2 motherboards

ASUS H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX vs GIGABYTE GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX

49specifications compared
9differ
40identical
26known for one product only

Key differences

Supported memory clock speeds
- H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX:1066,1333,1600 MHz
- GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX:1333,1600 MHz
Maximum resolution
- H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX:4096 x 2160 pixels
- GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX:3840 x 2160 pixels
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX:0
- GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX:1
PS/2 ports quantity
- H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX:2
- GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX:1
Audio chip
- H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX:Realtek ALC887
- GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX:Realtek ALC892
PCI Express x1 (Gen 2.x) slots
- H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX:2
- GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX:1
BIOS memory size
- H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX:64 Mbit
- GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX:128 Mbit
Width
- H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX:226 mm
- GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX:224 mm

Side by side

Differences highlightedShow differences only

Comparison of H81M-A, GA-H81M-HD3
75 specifications	A ASUS H81M-A Intel® H81 LGA 1150 (Socket H3) micro ATX Model H81M-A View product	B GIGABYTE GA-H81M-HD3 motherboard Intel® H81 LGA 1150 (Socket H3) micro ATX Model GA-H81M-HD3 View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor socket	LGA 1150 (Socket H3)	LGA 1150 (Socket H3)
Compatible processor series	Intel® Celeron®, Intel® Pentium®	Intel® Celeron®, Intel® Pentium®
System bus rateKnown for one	Unknown — not stated by the source	6 GT/s
Memory1 differ
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
Number of memory slots	2	2
Memory slots type	DIMM	DIMM
Memory channels	Dual-channel	Dual-channel
ECC сompatibility	Non-ECC	Non-ECC
Supported memory clock speedsDiffers	1066,1333,1600 MHz	1333,1600 MHz
Maximum internal memory	16 GB	16 GB
Unbuffered memoryKnown for one	Yes	Unknown — not stated by the source
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Storage controllersidentical
Supported storage drive interfaces	SATA II, SATA III	SATA II, SATA III
Graphics1 differ
Maximum graphics card memory	1024 MB	1024 MB
Parallel processing technology supportKnown for one	Not supported	Unknown — not stated by the source
Maximum resolutionDiffers	4096 x 2160 pixels	3840 x 2160 pixels
Discrete graphics supportKnown for one	Yes	Unknown — not stated by the source
Internal I/O1 differ
USB 2.0 connectors	2	2
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	0	1
Number of SATA III connectors	2	2
Number of SATA II connectors	2	2
Number of SATA connectorsKnown for one	4	Unknown — not stated by the source
Number of Parallel ATA connectors	0	0
S/PDIF out connector	Yes	Yes
Front panel audio connector	Yes	Yes
ATX Power connector (24-pin)Known for one	Yes	Unknown — not stated by the source
Number of EATX power connectorsKnown for one	1	Unknown — not stated by the source
CPU fan connector	Yes	Yes
Number of chassis fan connectorsKnown for one	1	Unknown — not stated by the source
Chassis intrusion connectorKnown for one	Yes	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	2	Unknown — not stated by the source
TPM connectorKnown for one	Yes	Unknown — not stated by the source
EPS power connector (8-pin)Known for one	Unknown — not stated by the source	Yes
Parallel connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O ports1 differ
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	4	4
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantity	0	0
PS/2 ports quantityDiffers	2	1
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	1	1
HDMI ports quantity	1	1
DVI-D ports quantity	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
S/PDIF out portKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controllerKnown for one	Realtek RTL8111G	Unknown — not stated by the source
Features1 differ
Component for	PC	PC
Motherboard form factor	micro ATX	micro ATX
Motherboard chipset family	Intel	Intel
Motherboard chipset	Intel® H81	Intel® H81
Audio chipDiffers	Realtek ALC887	Realtek ALC892
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Windows operating systems supported	Windows 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	Windows 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 slots1 differ
PCI Express x1 (Gen 2.x) slotsDiffers	2	1
PCI Express x16 (Gen 2.x) slotsKnown for one	1	Unknown — not stated by the source
PCI slotsKnown for one	Unknown — not stated by the source	2
BIOS1 differ
BIOS type	UEFI AMI	UEFI AMI
BIOS memory sizeDiffers	64 Mbit	128 Mbit
ACPI version	2.0a	2.0a
Clear CMOS jumper	Yes	Yes
Processor special featuresidentical
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	226 mm	224 mm
DepthDiffers	175 mm	190 mm
Packaging contentidentical
Cables includedKnown for one	SATA	Unknown — not stated by the source
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Bundled softwareKnown for one	Unknown — not stated by the source	Norton Internet Security (OEM version)
Other featuresidentical
S/PDIF in connectorKnown for one	Unknown — not stated by the source	Yes
PCI Express x16 (Gen 1.x) slotsKnown for one	Unknown — not stated by the source	1
Number of DIMM slotsKnown for one	Unknown — not stated by the source	2

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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