Product comparison · 2 motherboards

GIGABYTE GA-B75M-D3H Rev. 1.0 vs GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX

56specifications compared
12differ
44identical
34known for one product only

Key differences

The GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX has 1 more USB 2.0 connectors than the GIGABYTE GA-B75M-D3H Rev. 1.0 (3 vs 2). The GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX has 1 more SATA III connectors than the GIGABYTE GA-B75M-D3H Rev. 1.0 (2 vs 1). The GIGABYTE GA-B75M-D3H Rev. 1.0 has 1 more SATA II connectors than the GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX (5 vs 4). Networking features: Gigabit Ethernet on the GIGABYTE GA-B75M-D3H Rev. 1.0, 10/100/1000 Mbit/sec on the GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX. Motherboard chipset: Intel B75 on the GIGABYTE GA-B75M-D3H Rev. 1.0, Intel Z77 on the GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX.

USB 2.0 connectors
- GA-B75M-D3H Rev. 1.0:2
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:3
Number of SATA III connectors
- GA-B75M-D3H Rev. 1.0:1
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:2
Number of SATA II connectors
- GA-B75M-D3H Rev. 1.0:5
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:4
Headphone outputs
- GA-B75M-D3H Rev. 1.0:1
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:3
Networking features
- GA-B75M-D3H Rev. 1.0:Gigabit Ethernet
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:10/100/1000 Mbit/sec
Motherboard chipset
- GA-B75M-D3H Rev. 1.0:Intel B75
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:Intel Z77
Audio chip
- GA-B75M-D3H Rev. 1.0:Realtek ALC887
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:VIA VT2021
Compatible operating systems
- GA-B75M-D3H Rev. 1.0:Windows XP Windows 7
- GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX:Windows 7/XP

Side by side

Differences highlightedShow differences only

Comparison of GA-B75M-D3H Rev. 1.0, GA-Z77M-D3H
90 specifications	A GIGABYTE GA-B75M-D3H Rev. 1.0 View product	B GIGABYTE GA-Z77M-D3H motherboard Intel Z77 LGA 1155 (Socket H2) micro ATX Model GA-Z77M-D3H View product
Processor1 differ
Processor manufacturer	Intel	Intel
Processor socket	LGA 1155 (Socket H2)	LGA 1155 (Socket H2)
Compatible processor seriesDiffers	Intel® Celeron®, Intel® Pentium®	Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7
Maximum number of SMP processors	1	1
System bus rateKnown for one	Unknown — not stated by the source	5 GT/s
Memoryidentical
Supported memory types	DDR3-SDRAM	DDR3-SDRAM
Number of memory slots	4	4
Memory slots type	DIMM	DIMM
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 MHz	1066,1333,1600 MHz
Maximum internal memory	32 GB	32 GB
Supported memory module capacitiesKnown for one	Unknown — not stated by the source	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
Graphicsidentical
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1696 MB
Parallel processing technology supportKnown for one	Unknown — not stated by the source	2-Way CrossFireX
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
Graphics cardKnown for one	Unknown — not stated by the source	HD Graphics
HDCPKnown for one	Unknown — not stated by the source	Yes
OpenGL versionKnown for one	Unknown — not stated by the source	3.2
DirectX versionKnown for one	Unknown — not stated by the source	11
Discrete graphics supportKnown for one	Unknown — not stated by the source	Yes
Internal I/O3 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	2
Number of SATA II connectorsDiffers	5	4
Number of Parallel ATA connectors	0	0
S/PDIF out connector	Yes	Yes
Front panel audio connector	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
Number of EATX power connectorsKnown for one	Unknown — not stated by the source	1
CPU fan connector	Yes	Yes
Number of chassis fan connectorsKnown for one	Unknown — not stated by the source	2
Chassis intrusion connectorKnown for one	Unknown — not stated by the source	Yes
Parallel connector	Yes	Yes
TPM connector	Yes	Yes
Power fan connectorKnown for one	Yes	Unknown — not stated by the source
Peripheral (Molex) power connectors (4-pin)Known for one	1	Unknown — not stated by the source
Number of COM connectorsKnown for one	1	Unknown — not stated by the source
Rear panel I/O ports1 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 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 outputsDiffers	1	3
Microphone in	Yes	Yes
S/PDIF out portKnown for one	Unknown — not stated by the source	No
Network1 differ
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
Wake-on-LAN ready	Yes	Yes
Wi-FiKnown for one	Unknown — not stated by the source	No
Wi-Fi standardsKnown for one	Unknown — not stated by the source	Not supported
BluetoothKnown for one	Unknown — not stated by the source	No
Networking featuresDiffers	Gigabit Ethernet	10/100/1000 Mbit/sec
Features3 differ
Component for	PC	PC
Motherboard form factor	micro ATX	micro ATX
Motherboard chipset family	Intel	Intel
Motherboard chipsetDiffers	Intel B75	Intel Z77
Audio chipDiffers	Realtek ALC887	VIA VT2021
Audio output channels	7.1 channels	7.1 channels
PC health monitoring	CPU, Fan, Temperature	CPU, Fan, Temperature
Cooling typeKnown for one	Unknown — not stated by the source	Passive
Power source type	ATX	ATX
Compatible operating systemsDiffers	Windows XP Windows 7	Windows 7/XP
Expansion slots2 differ
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsDiffers	1	2
PCI Express configurationsKnown for one	Unknown — not stated by the source	1x16+1x4
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0, 3.0
PCI slotsDiffers	2	1
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
BIOS1 differ
BIOS type	EFI AMI	EFI AMI
BIOS memory sizeDiffers	16 Mbit	64 Mbit
ACPI version	2.0a	2.0a
Clear CMOS jumper	Yes	Yes
Processor special featuresidentical
Processor with Intel Graphics Technology requiredKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
Width	244 mm	244 mm
Depth	220 mm	220 mm
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	SATA
Drivers includedKnown for one	Unknown — not stated by the source	Yes
Bundled softwareKnown for one	Norton Internet Security Intel Rapid Start Technology Intel Smart Connect Technology	Unknown — not stated by the source
Other featuresidentical
Dual Link DVIKnown for one	Unknown — not stated by the source	Yes
Controller interface typeKnown for one	Unknown — not stated by the source	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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