Product comparison · 2 motherboards

MSI Z68A-G45 Intel Z68 LGA 1155 (Socket H2) ATX vs MSI Z68MA-G45 (B3)

46specifications compared
6differ
40identical
15known for one product only

Key differences

Supported memory clock speeds
- Z68A-G45 Intel Z68 LGA 1155 (Socket H2) ATX:1066,1333,1600,2133 MHz
- Z68MA-G45 (B3):1066,1333,1600 MHz
USB 2.0 connectors
- Z68A-G45 Intel Z68 LGA 1155 (Socket H2) ATX:4
- Z68MA-G45 (B3):3
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- Z68A-G45 Intel Z68 LGA 1155 (Socket H2) ATX:1
- Z68MA-G45 (B3):0
USB 2.0 ports quantity
- Z68A-G45 Intel Z68 LGA 1155 (Socket H2) ATX:4
- Z68MA-G45 (B3):6
Motherboard form factor
- Z68A-G45 Intel Z68 LGA 1155 (Socket H2) ATX:ATX
- Z68MA-G45 (B3):micro ATX
Depth
- Z68A-G45 Intel Z68 LGA 1155 (Socket H2) ATX:305 mm
- Z68MA-G45 (B3):244 mm

Side by side

Differences highlightedShow differences only

Comparison of Z68A-G45, Z68MA-G45 (B3)
61 specifications	A MSI Z68A-G45 Intel Z68 LGA 1155 (Socket H2) ATX Model Z68A-G45 View product	B MSI Z68MA-G45 (B3)View product
Memory1 differ
Supported memory typesKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Supported memory clock speedsDiffers	1066,1333,1600,2133 MHz	1066,1333,1600 MHz
Internal I/O2 differ
USB 2.0 connectorsDiffers	4	3
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	1	0
Power fan connectorKnown for one	Yes	Unknown — not stated by the source
EPS power connector (8-pin)Known for one	Yes	Unknown — not stated by the source
Front panel audio connectorKnown for one	Unknown — not stated by the source	Yes
Peripheral (Molex) power connectors (4-pin)Known for one	Unknown — not stated by the source	1
Rear panel I/O ports1 differ
USB 2.0 ports quantityDiffers	4	6
Digital audio optical outKnown for one	1	Unknown — not stated by the source
Features1 differ
Motherboard form factorDiffers	ATX	micro ATX
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows XP, Vista, 7
Expansion slotsidentical
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
PCI slotsKnown for one	2	Unknown — not stated by the source
BIOSidentical
Clear CMOS buttonKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions1 differ
DepthDiffers	305 mm	244 mm
Other featuresidentical
S/PDIF in portKnown for one	Yes	Unknown — not stated by the source
Audio outputKnown for one	S/PDIF	Unknown — not stated by the source
Quick installation guideKnown for one	Yes	Unknown — not stated by the source
Graphicsidentical
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1024 MB
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes

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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