Product comparison · 2 motherboards

MSI Z77A-GD55 motherboard LGA 1155 (Socket H2) ATX vs MSI Z77A-GD65 motherboard LGA 1155 (Socket H2) ATX

76specifications compared
2differ
74identical
2known for one product only

Key differences

The MSI Z77A-GD65 motherboard LGA 1155 (Socket H2) ATX has 2 more SATA III connectors than the MSI Z77A-GD55 motherboard LGA 1155 (Socket H2) ATX (4 vs 2). Audio chip: Realtek ALC892 on the MSI Z77A-GD55 motherboard LGA 1155 (Socket H2) ATX, Realtek ALC898 on the MSI Z77A-GD65 motherboard LGA 1155 (Socket H2) ATX.

Number of SATA III connectors
- Z77A-GD55 motherboard LGA 1155 (Socket H2) ATX:2
- Z77A-GD65 motherboard LGA 1155 (Socket H2) ATX:4
Audio chip
- Z77A-GD55 motherboard LGA 1155 (Socket H2) ATX:Realtek ALC892
- Z77A-GD65 motherboard LGA 1155 (Socket H2) ATX:Realtek ALC898

Side by side

Differences highlightedShow differences only

Comparison of Z77A-GD55, Z77A-GD65
78 specifications	A MSI Z77A-GD55 motherboard LGA 1155 (Socket H2) ATX Model Z77A-GD55 View product	B MSI Z77A-GD65 motherboard LGA 1155 (Socket H2) ATX Model Z77A-GD65 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 connectorsDiffers	2	4
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 connectors	4	4
Chassis intrusion connector	Yes	Yes
EPS power connector (8-pin)	Yes	Yes
Number of IEEE1394 connectorsKnown for one	Unknown — not stated by the source	1
TPM connector	Yes	Yes
Rear panel I/O portsidentical
USB 2.0 ports quantity	4	4
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 port	Yes	Yes
Digital audio optical out	1	1
Networkidentical
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controller	Intel® 82579V	Intel® 82579V
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 factor	ATX	ATX
Motherboard chipset family	Intel	Intel
Audio chipDiffers	Realtek ALC892	Realtek ALC898
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 slotsidentical
PCI Express x1 slots	4	4
PCI Express x4 slots	1	1
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 button	Yes	Yes
Weight & dimensionsidentical
Width	305 mm	305 mm
Depth	245 mm	245 mm
Packaging contentidentical
Cables included	SATA	SATA
Drivers included	Yes	Yes
Other featuresidentical
Dual Link DVI	Yes	Yes
Controller 2nd interface typeKnown for one	Unknown — not stated by the source	ASMedia ASM 1061
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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