Product comparison · 2 motherboards

ASUS Maximus IV Extreme-Z vs GIGABYTE Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX

55specifications compared
18differ
37identical
10known for one product only

Key differences

On-board graphics card
- Maximus IV Extreme-Z:No
- Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX:Yes
USB 2.0 connectors
- Maximus IV Extreme-Z:4
- Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX:5
Number of SATA II connectors
- Maximus IV Extreme-Z:4
- Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX:3
USB 2.0 ports quantity
- Maximus IV Extreme-Z:1
- Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX:4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- Maximus IV Extreme-Z:8
- Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX:2
Ethernet LAN (RJ-45) ports
- Maximus IV Extreme-Z:2
- Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX:1
eSATA ports quantity
- Maximus IV Extreme-Z:2
- Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX:1
VGA (D-Sub) ports quantity
- Maximus IV Extreme-Z:0
- Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX:1

Side by side

Differences highlightedShow differences only

Comparison of Maximus IV Extreme-Z, Z68MX-UD2H-B3
65 specifications	A ASUS Maximus IV Extreme-Z View product	B GIGABYTE Z68MX-UD2H-B3 Intel Z68 LGA 1155 (Socket H2) micro ATX Model Z68MX-UD2H-B3 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
System bus rate	5 GT/s	5 GT/s
Memory1 differ
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 speedsDiffers	1333,1600,1800,1866,2133,2200 MHz	1066,1200,1300,1333,1600,1800,1866,2133 MHz
Maximum internal memory	32 GB	32 GB
Storage controllersidentical
RAID levels	0, 1, 5, 10	0, 1, 5, 10
Graphics1 differ
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	1759 MB
On-board graphics cardDiffers	No	Yes
Graphics card familyKnown for one	Unknown — not stated by the source	Intel
HDCPKnown for one	Unknown — not stated by the source	Yes
Parallel processing technology supportKnown for one	3-Way SLI	Unknown — not stated by the source
Internal I/O2 differ
USB 2.0 connectorsDiffers	4	5
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1	1
Number of SATA III connectors	4	4
Number of SATA II connectorsDiffers	4	3
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
Power fan connector	Yes	Yes
CPU fan connector	Yes	Yes
Chassis intrusion connector	Yes	Yes
EPS power connector (8-pin)	Yes	Yes
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Number of chassis fan connectorsKnown for one	3	Unknown — not stated by the source
Rear panel I/O ports7 differ
USB 2.0 ports quantityDiffers	1	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	8	2
Ethernet LAN (RJ-45) portsDiffers	2	1
eSATA ports quantityDiffers	2	1
PS/2 ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantityDiffers	0	1
HDMI ports quantityDiffers	0	1
DVI-D ports quantityDiffers	0	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	1
Headphone outputs	6	6
Microphone in	Yes	Yes
S/PDIF out port	Yes	Yes
Networkidentical
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controllerKnown for one	Unknown — not stated by the source	Realtek RTL8111E
Networking features	10/100/1000 Mbit/sec	10/100/1000 Mbit/sec
Features2 differ
Component for	PC	PC
Motherboard form factorDiffers	ATX	micro ATX
Motherboard chipset	Intel Z68	Intel Z68
Audio chip	Realtek ALC889	Realtek ALC889
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Compatible operating systemsDiffers	Windows XP, Vista, 7	Windows 7/Vista/XP
Expansion slots1 differ
PCI Express x1 slots	1	1
PCI Express x16 slotsDiffers	4	3
PCI Express slots version	2.0	2.0
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
BIOS2 differ
BIOS typeDiffers	EFI	AWARD
BIOS memory size	64 Mbit	64 Mbit
ACPI versionDiffers	2.0a	1.0b
Weight & dimensions2 differ
WidthDiffers	305 mm	244 mm
DepthDiffers	269 mm	244 mm
Packaging contentidentical
Drivers included	Yes	Yes
Other featuresidentical
Dual Link DVIKnown for one	Unknown — not stated by the source	Yes
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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