Product comparison · 2 motherboards

ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX vs MSI B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX

54specifications compared
15differ
39identical
35known for one product only

Key differences

The MSI B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX has 64 MB more maximum graphics card memory than the ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX (1760 MB vs 1696 MB). The ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX has 1 more SATA III connectors than the MSI B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX (2 vs 1). The MSI B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX has 1 more SATA II connectors than the ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX (5 vs 4). Supported memory clock speeds: 1066,1333,1600,1866,2133,2200,2400 MHz on the ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX, 1333,1600 MHz on the MSI B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX. Ethernet interface type: Gigabit Ethernet on the ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX, Fast Ethernet, Gigabit Ethernet on the MSI B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX.

Maximum graphics card memory
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:1696 MB
- B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX:1760 MB
Number of SATA III connectors
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:2
- B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX:1
Number of SATA II connectors
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:4
- B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX:5
Number of EATX power connectors
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:1
- B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX:2
PS/2 ports quantity
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:2
- B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX:1
LAN controller
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:Realtek RTL8111F
- B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX:Realtek RTL8111E
Motherboard form factor
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:ATX
- B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX:micro ATX
Motherboard chipset
- Z77-A Intel Z77 LGA 1155 (Socket H2) ATX:Intel Z77
- B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX:Intel B75

Side by side

Differences highlightedShow differences only

Comparison of Z77-A, B75MA-G43
89 specifications	A ASUS Z77-A Intel Z77 LGA 1155 (Socket H2) ATX Model Z77-A View product	B MSI B75MA-G43 Intel B75 LGA 1155 (Socket H2) micro ATX Model B75MA-G43 View product
Processoridentical
Maximum number of SMP processorsKnown for one	1	Unknown — not stated by the source
System bus rateKnown for one	5 GT/s	Unknown — not stated by the source
Intel Core i3/i5/i7/i9 seriesKnown for one	Unknown — not stated by the source	i3-2xxx, i3-3xxx, i5-2xxx, i5-3xxx, i7-2xxx, i7-3xxx
Memory1 differ
ECC сompatibilityKnown for one	Non-ECC	Unknown — not stated by the source
Supported memory clock speedsDiffers	1066,1333,1600,1866,2133,2200,2400 MHz	1333,1600 MHz
Unbuffered memoryKnown for one	Yes	Unknown — not stated by the source
Storage controllersidentical
RAID levelsKnown for one	0, 1, 5, 10	Unknown — not stated by the source
Graphics1 differ
Maximum graphics card memoryDiffers	1696 MB	1760 MB
Parallel processing technology supportKnown for one	Quad-GPU CrossFireX	Unknown — not stated by the source
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Internal I/O3 differ
Number of SATA III connectorsDiffers	2	1
Number of SATA II connectorsDiffers	4	5
S/PDIF out connectorKnown for one	Yes	Unknown — not stated by the source
Number of EATX power connectorsDiffers	1	2
EPS power connector (8-pin)Known for one	Yes	Unknown — not stated by the source
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O ports1 differ
PS/2 ports quantityDiffers	2	1
HDMI versionKnown for one	1.4a	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Network2 differ
Ethernet interface typeDiffers	Gigabit Ethernet	Fast Ethernet, Gigabit Ethernet
LAN controllerDiffers	Realtek RTL8111F	Realtek RTL8111E
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
BluetoothKnown for one	No	Unknown — not stated by the source
Features2 differ
Motherboard form factorDiffers	ATX	micro ATX
Motherboard chipsetDiffers	Intel Z77	Intel B75
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	RoHS	Unknown — not stated by the source
Overclocking featuresKnown for one	ASUS C.P.R.	Unknown — not stated by the source
Expansion slots2 differ
PCI Express x1 slotsKnown for one	2	Unknown — not stated by the source
PCI Express x16 slotsDiffers	2	1
PCI Express configurationsDiffers	2x1, 2x16	1x16+1x4
PCI slotsKnown for one	2	Unknown — not stated by the source
PCI Express x4 slotsKnown for one	Unknown — not stated by the source	1
BIOS1 differ
BIOS typeDiffers	UEFI AMI	UEFI
BIOS memory sizeKnown for one	64 Mbit	Unknown — not stated by the source
ACPI versionKnown for one	4.0a	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	305 mm	244 mm
DepthDiffers	213 mm	244 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
Trial softwareKnown for one	Antivirus	Unknown — not stated by the source
Bundled softwareKnown for one	ASUS Utilities ASUS Update	Unknown — not stated by the source
Other featuresidentical
Controller interface typeKnown for one	Intel Z77	Unknown — not stated by the source
Quick installation guideKnown for one	Yes	Unknown — not stated by the source
Number of processors supportedKnown for one	Unknown — not stated by the source	1
PCI Express slots quantityKnown for one	Unknown — not stated by the source	2
Processor special featuresidentical
Trusted Platform Module (TPM)Known 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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