Product comparison · 2 motherboards

ASUS P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX vs MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX

67specifications compared
19differ
48identical
26known for one product only

Key differences

The MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has 736 MB more maximum graphics card memory than the ASUS P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX (1760 MB vs 1024 MB). The MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has 1 more USB 2.0 connectors than the ASUS P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX (3 vs 2). The MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX has 3 more SATA III connectors than the ASUS P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX (4 vs 1). Only the ASUS P8B75-M Intel B75 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
- P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX:1024 MB
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:1760 MB
Parallel processing technology support
- P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX:LucidLogix Virtu
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:2-Way SLI
USB 2.0 connectors
- P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX:2
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:3
Number of SATA III connectors
- P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX:1
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:4
Number of SATA II connectors
- P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX:5
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:4
CPU fan connector
- P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX:Yes
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:No
Number of chassis fan connectors
- P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX:2
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:4
PS/2 ports quantity
- P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX:2
- Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX:1

Side by side

Differences highlightedShow differences only

Comparison of P8B75-M, Z77A-GD80
93 specifications	A ASUS P8B75-M Intel B75 LGA 1155 (Socket H2) micro ATX Model P8B75-M View product	B MSI Z77A-GD80 motherboard LGA 1155 (Socket H2) ATX Model Z77A-GD80 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
Memory1 differ
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
Number of memory slots	4	4
Memory slots typeKnown for one	DIMM	Unknown — not stated by the source
Memory channels	Dual-channel	Dual-channel
Memory voltage	1.5 V	1.5 V
ECC сompatibility	Non-ECC	Non-ECC
Supported memory clock speedsDiffers	1066,1333,1600,1800,1866,2000,2133,2200 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 levelsKnown for one	Unknown — not stated by the source	0, 1, 5, 10
Graphics2 differ
Maximum graphics card memoryDiffers	1024 MB	1760 MB
Parallel processing technology supportDiffers	LucidLogix Virtu	2-Way SLI
On-board graphics card	Yes	Yes
Graphics card family	Intel	Intel
Graphics card	HD Graphics	HD Graphics
Maximum resolutionKnown for one	2048 x 1536 pixels	Unknown — not stated by the source
HDCP	Yes	Yes
OpenGL version	3.2	3.2
DirectX version	11	11
Discrete graphics supportKnown for one	Yes	Unknown — not stated by the source
Internal I/O5 differ
USB 2.0 connectorsDiffers	2	3
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1	1
Number of SATA III connectorsDiffers	1	4
Number of SATA II connectorsDiffers	5	4
Number of Parallel ATA connectors	0	0
S/PDIF out connectorKnown for one	Yes	Unknown — not stated by the source
Front panel audio connector	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
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
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Parallel connectorKnown for one	Yes	Unknown — not stated by the source
TPM connectorKnown for one	Yes	Unknown — not stated by the source
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
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 ports3 differ
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 quantityDiffers	2	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 outputsDiffers	3	6
Microphone in	Yes	Yes
S/PDIF out portDiffers	No	Yes
Digital audio optical outKnown for one	Unknown — not stated by the source	1
Network1 differ
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
Wi-FiKnown for one	No	Unknown — not stated by the source
Wi-Fi standards	Not supported	Not supported
Bluetooth	No	No
Networking featuresDiffers	Gigabit LAN	10/100/1000 Mbit/sec
LAN controllerKnown for one	Unknown — not stated by the source	Intel® 82579V
Wake-on-LAN readyKnown for one	Unknown — not stated by the source	Yes
Features2 differ
Component for	PC	PC
Motherboard form factorDiffers	micro ATX	ATX
Motherboard chipset family	Intel	Intel
Motherboard chipsetKnown for one	Intel B75	Unknown — not stated by the source
Audio chipDiffers	VIA VT1708S	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 slots1 differ
PCI Express x4 slots	1	1
PCI Express x16 slots	1	1
PCI Express configurationsKnown for one	1x16	Unknown — not stated by the source
PCI Express slots versionDiffers	2.0, 3.0	3.0
PCI slotsKnown for one	2	Unknown — not stated by the source
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	4
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	16 Mbit	Unknown — not stated by the source
ACPI versionKnown for one	2.0a	Unknown — not stated by the source
Clear CMOS jumper	Yes	Yes
Clear CMOS buttonKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions2 differ
WidthDiffers	244 mm	305 mm
DepthDiffers	226 mm	245 mm
Packaging contentidentical
Cables included	SATA	SATA
Drivers included	Yes	Yes
Other features1 differ
Dual Link DVI	Yes	Yes
Controller interface typeDiffers	Intel B75	Intel Z77
Quick installation guide	Yes	Yes
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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