Product comparison · 2 motherboards

MSI Z77A-G45 motherboard LGA 1155 (Socket H2) ATX vs MSI Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX

72specifications compared
7differ
65identical
5known for one product only

Key differences

The MSI Z77A-G45 motherboard LGA 1155 (Socket H2) ATX has 2 more chassis fan connectors than the MSI Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX (4 vs 2). The MSI Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX has 2 more USB 2.0 ports quantity than the MSI Z77A-G45 motherboard LGA 1155 (Socket H2) ATX (6 vs 4). The MSI Z77A-G45 motherboard LGA 1155 (Socket H2) ATX has 2 more PCI Express x1 slots than the MSI Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX (4 vs 2). Only the MSI Z77A-G45 motherboard LGA 1155 (Socket H2) ATX has S/PDIF out port. Motherboard form factor: ATX on the MSI Z77A-G45 motherboard LGA 1155 (Socket H2) ATX, micro ATX on the MSI Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX.

Number of chassis fan connectors
- Z77A-G45 motherboard LGA 1155 (Socket H2) ATX:4
- Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX:2
USB 2.0 ports quantity
- Z77A-G45 motherboard LGA 1155 (Socket H2) ATX:4
- Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX:6
S/PDIF out port
- Z77A-G45 motherboard LGA 1155 (Socket H2) ATX:Yes
- Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX:No
Motherboard form factor
- Z77A-G45 motherboard LGA 1155 (Socket H2) ATX:ATX
- Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX:micro ATX
PCI Express x1 slots
- Z77A-G45 motherboard LGA 1155 (Socket H2) ATX:4
- Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX:2
Width
- Z77A-G45 motherboard LGA 1155 (Socket H2) ATX:305 mm
- Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX:244 mm
Depth
- Z77A-G45 motherboard LGA 1155 (Socket H2) ATX:245 mm
- Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX:244 mm

Side by side

Differences highlightedShow differences only

Comparison of Z77A-G45, Z77MA-G45
77 specifications	A MSI Z77A-G45 motherboard LGA 1155 (Socket H2) ATX Model Z77A-G45 View product	B MSI Z77MA-G45 motherboard LGA 1155 (Socket H2) micro ATX Model Z77MA-G45 View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor socket	LGA 1155 (Socket H2)	LGA 1155 (Socket H2)
Compatible processor series	Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7	Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7
Maximum number of SMP processors	1	1
System bus rate	5 GT/s	5 GT/s
Memoryidentical
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
Number of memory slots	4	4
Memory channels	Dual-channel	Dual-channel
Memory voltage	1.5 V	1.5 V
ECC сompatibility	Non-ECC	Non-ECC
Supported memory clock speeds	1066,1333,1600,1866,2133,2400,2600 MHz	1066,1333,1600,1866,2133,2400,2600 MHz
Maximum internal memory	32 GB	32 GB
Supported memory module capacities	16GB, 1GB, 2GB, 4GB, 8GB	16GB, 1GB, 2GB, 4GB, 8GB
Storage controllersidentical
Supported storage drive interfaces	SATA II, SATA III	SATA II, SATA III
RAID levels	0, 1, 5, 10	0, 1, 5, 10
Graphicsidentical
Maximum graphics card memory	1760 MB	1760 MB
Parallel processing technology support	2-Way SLI	2-Way SLI
On-board graphics card	Yes	Yes
Graphics card family	Intel	Intel
Graphics card	HD Graphics	HD Graphics
HDCP	Yes	Yes
OpenGL version	3.2	3.2
DirectX version	11	11
Internal I/O1 differ
USB 2.0 connectors	3	3
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1	1
Number of SATA III connectors	2	2
Number of SATA II connectors	4	4
Number of Parallel ATA connectors	0	0
Front panel audio connector	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
CPU fan connector	Yes	Yes
Number of chassis fan connectorsDiffers	4	2
Chassis intrusion connector	Yes	Yes
EPS power connector (8-pin)Known for one	Yes	Unknown — not stated by the source
TPM connector	Yes	Yes
Number of EATX power connectorsKnown for one	Unknown — not stated by the source	1
Rear panel I/O ports2 differ
USB 2.0 ports quantityDiffers	4	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2	2
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantity	0	0
PS/2 ports quantity	1	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	6	6
Microphone in	Yes	Yes
S/PDIF out portDiffers	Yes	No
Digital audio optical outKnown for one	1	Unknown — not stated by the source
Networkidentical
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controller	Realtek RTL8111E	Realtek RTL8111E
Wi-Fi standards	Not supported	Not supported
Bluetooth	No	No
Networking features	10/100/1000 Mbit/sec	10/100/1000 Mbit/sec
Features1 differ
Component for	PC	PC
Motherboard form factorDiffers	ATX	micro ATX
Motherboard chipset family	Intel	Intel
Audio chip	Realtek ALC892	Realtek ALC892
Audio output channels	7.1 channels	7.1 channels
PC health monitoring	CPU, Fan, Temperature	CPU, Fan, Temperature
Cooling type	Passive	Passive
Power source type	ATX	ATX
Expansion slots1 differ
PCI Express x1 slotsDiffers	4	2
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x8 slots	1	1
PCI Express x16 slots	1	1
PCI Express slots version	3.0	3.0
BIOSidentical
BIOS type	UEFI	UEFI
Clear CMOS jumper	Yes	Yes
Clear CMOS buttonKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	305 mm	244 mm
DepthDiffers	245 mm	244 mm
Packaging contentidentical
Cables included	SATA	SATA
Drivers included	Yes	Yes
Other featuresidentical
Dual Link DVI	Yes	Yes
Controller interface type	Intel Z77	Intel Z77
Quick installation guide	Yes	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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