Product comparison · 2 motherboards

GIGABYTE GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX vs MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX

70specifications compared
15differ
55identical
22known for one product only

Key differences

The MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has 64 MB more maximum graphics card memory than the GIGABYTE GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX (1760 MB vs 1696 MB). The MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has 2 more SATA III connectors than the GIGABYTE GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX (4 vs 2). The MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has 1 more chassis fan connectors than the GIGABYTE GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX (4 vs 3). Only the GIGABYTE GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX has CPU fan connector. Supported memory clock speeds: 1066,1333,1600 MHz on the GIGABYTE GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX, 1066,1333,1600,1866,2133,2400,2600 MHz on the MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX.

Maximum graphics card memory
- GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX:1696 MB
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:1760 MB
Parallel processing technology support
- GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX:2-Way CrossFireX
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:2-Way SLI
Number of SATA III connectors
- GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX:2
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:4
CPU fan connector
- GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX:Yes
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:No
Number of chassis fan connectors
- GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX:3
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX:4
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:2
Headphone outputs
- GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX:5
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:6
Audio chip
- GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX:VIA VT2021
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:Realtek ALC898

Side by side

Differences highlightedShow differences only

Comparison of GA-H77-D3H, Z77A-GD80
92 specifications	A GIGABYTE GA-H77-D3H motherboard Intel H77 LGA 1155 (Socket H2) ATX Model GA-H77-D3H View product	B MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX Model Z77A-GD80 View product
Memory1 differ
Memory slots typeKnown for one	DIMM	Unknown — not stated by the source
Supported memory clock speedsDiffers	1066,1333,1600 MHz	1066,1333,1600,1866,2133,2400,2600 MHz
Graphics2 differ
Maximum graphics card memoryDiffers	1696 MB	1760 MB
Parallel processing technology supportDiffers	2-Way CrossFireX	2-Way SLI
Discrete graphics supportKnown for one	Yes	Unknown — not stated by the source
Internal I/O3 differ
Number of SATA III connectorsDiffers	2	4
S/PDIF out connectorKnown 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 connectorDiffers	Yes	No
Number of chassis fan connectorsDiffers	3	4
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
Number of IEEE1394 connectorsKnown for one	Unknown — not stated by the source	1
Rear panel I/O ports2 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	4	2
Headphone outputsDiffers	5	6
Digital audio optical outKnown for one	Unknown — not stated by the source	1
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
LAN controllerKnown for one	Unknown — not stated by the source	Intel® 82579V
Features1 differ
Motherboard chipsetKnown for one	Intel H77	Unknown — not stated by the source
Audio chipDiffers	VIA VT2021	Realtek ALC898
Compatible operating systemsKnown for one	Windows 7/XP	Unknown — not stated by the source
Expansion slots3 differ
PCI Express x1 slotsDiffers	3	4
PCI Express x16 slotsDiffers	2	1
PCI Express configurationsKnown for one	1x4, 1x16	Unknown — not stated by the source
PCI Express slots versionDiffers	2.0, 3.0	3.0
PCI slotsKnown for one	2	Unknown — not stated by the source
PCI Express x4 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x8 slotsKnown for one	Unknown — not stated by the source	1
BIOS1 differ
BIOS typeDiffers	EFI AMI	UEFI
BIOS memory sizeKnown for one	64 Mbit	Unknown — not stated by the source
ACPI versionKnown for one	2.0a	Unknown — not stated by the source
Clear CMOS buttonKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
DepthDiffers	244 mm	245 mm
Other features1 differ
mSATA ports quantityKnown for one	1	Unknown — not stated by the source
Controller interface typeDiffers	Intel H77	Intel Z77
Controller 2nd interface typeKnown for one	Unknown — not stated by the source	ASMedia ASM 1061

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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