Product comparison · 2 motherboards

GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX vs MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX

70specifications compared
16differ
54identical
23known 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-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro 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-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX (4 vs 2). The MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has 2 more chassis fan connectors than the GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX (4 vs 2). Only the GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX has CPU fan connector. Only the MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has S/PDIF out port.

Maximum graphics card memory
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:1696 MB
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:1760 MB
Parallel processing technology support
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:2-Way CrossFireX
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:2-Way SLI
Number of SATA III connectors
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:2
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:4
CPU fan connector
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:Yes
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:No
Number of chassis fan connectors
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:2
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:4
Headphone outputs
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:3
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:6
S/PDIF out port
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:No
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:Yes
Motherboard form factor
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:micro ATX
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:ATX

Side by side

Differences highlightedShow differences only

Comparison of GA-Z77M-D3H, Z77A-GD80
93 specifications	A GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX Model GA-Z77M-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	2	4
Parallel connectorKnown for one	Yes	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
Number of IEEE1394 connectorsKnown for one	Unknown — not stated by the source	1
Rear panel I/O ports2 differ
Headphone outputsDiffers	3	6
S/PDIF out portDiffers	No	Yes
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
Features2 differ
Motherboard form factorDiffers	micro ATX	ATX
Motherboard chipsetKnown for one	Intel Z77	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	1	4
PCI Express x16 slotsDiffers	2	1
PCI Express configurationsKnown for one	1x16+1x4	Unknown — not stated by the source
PCI Express slots versionDiffers	2.0, 3.0	3.0
PCI slotsKnown for one	1	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
Processor special featuresidentical
Processor with Intel Graphics Technology requiredKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	244 mm	305 mm
DepthDiffers	220 mm	245 mm
Other featuresidentical
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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