Product comparison · 2 motherboards

ASUS Crosshair IV Extreme vs ASUS M4N68T-M V2

35specifications compared
17differ
18identical
29known for one product only

Key differences

Number of memory slots
- Crosshair IV Extreme:4
- M4N68T-M V2:2
Supported memory clock speeds
- Crosshair IV Extreme:1066,1333,1600,2000,2133 MHz
- M4N68T-M V2:1066,1333,1600,1800 MHz
Maximum internal memory
- Crosshair IV Extreme:16 GB
- M4N68T-M V2:8 GB
RAID levels
- Crosshair IV Extreme:0, 1, 10
- M4N68T-M V2:0, 1, 5, 10, JBOD
On-board graphics card
- Crosshair IV Extreme:No
- M4N68T-M V2:Yes
Number of SATA connectors
- Crosshair IV Extreme:6
- M4N68T-M V2:4
Number of chassis fan connectors
- Crosshair IV Extreme:3
- M4N68T-M V2:1
USB 2.0 ports quantity
- Crosshair IV Extreme:7
- M4N68T-M V2:4

Side by side

Differences highlightedShow differences only

Comparison of Crosshair IV Extreme, M4N68T-M V2
64 specifications	A ASUS Crosshair IV Extreme View product	B ASUS M4N68T-M V2 View product
Processoridentical
Compatible processor seriesKnown for one	AMD Phenom II Dual-Core Mobile, AMD Phenom II Quad-Core Mobile, AMD Phenom II Triple-Core Mobile, AMD Phenom II X2, AMD Phenom II X3, AMD Phenom II X4, AMD Phenom II X6, AMD Phenom II X8	Unknown — not stated by the source
Memory3 differ
Supported memory typesKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Number of memory slotsDiffers	4	2
Memory slots typeKnown for one	DIMM	Unknown — not stated by the source
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
Supported memory clock speedsDiffers	1066,1333,1600,2000,2133 MHz	1066,1333,1600,1800 MHz
Maximum internal memoryDiffers	16 GB	8 GB
Unbuffered memoryKnown for one	Yes	Unknown — not stated by the source
Storage controllers1 differ
Supported storage drive interfacesKnown for one	SATA, SATA II, SATA III	Unknown — not stated by the source
RAID levelsDiffers	0, 1, 10	0, 1, 5, 10, JBOD
Graphics1 differ
On-board graphics cardDiffers	No	Yes
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	256 MB
Parallel processing technology supportKnown for one	Unknown — not stated by the source	Not supported
Internal I/O2 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one	0	Unknown — not stated by the source
Number of SATA III connectorsKnown for one	6	Unknown — not stated by the source
Number of SATA II connectorsKnown for one	2	Unknown — not stated by the source
Number of SATA connectorsDiffers	6	4
Number of chassis fan connectorsDiffers	3	1
Number of IEEE1394 connectorsKnown for one	1	Unknown — not stated by the source
Number of Parallel ATA connectorsKnown for one	Unknown — not stated by the source	0
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers	7	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	0
eSATA ports quantityDiffers	2	0
PS/2 ports quantityDiffers	1	2
Firewire (IEEE 1394) portsDiffers	1	0
DVI-D ports quantityKnown for one	Unknown — not stated by the source	0
COM ports quantityKnown for one	Unknown — not stated by the source	1
Parallel ports quantityKnown for one	Unknown — not stated by the source	1
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
BluetoothKnown for one	Yes	Unknown — not stated by the source
Bluetooth versionKnown for one	2.1+EDR	Unknown — not stated by the source
Networking featuresKnown for one	Unknown — not stated by the source	RTL8211CL-VB Gigabit LAN
Features1 differ
Motherboard form factorDiffers	Extended ATX	ATX
Motherboard chipset familyKnown for one	AMD	Unknown — not stated by the source
Motherboard chipsetKnown for one	AMD 890FX	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows XP Home, Windows	Unknown — not stated by the source
Audio chipKnown for one	Unknown — not stated by the source	VIA VT1708S
Expansion slots1 differ
PCI Express x16 slotsDiffers	5	1
BIOS1 differ
BIOS memory sizeDiffers	16 Mbit	64 Mbit
Clear CMOS buttonKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions2 differ
WidthDiffers	269 mm	208 mm
DepthDiffers	305 mm	244 mm
Other featuresidentical
BIOS switch buttonKnown for one	Yes	Unknown — not stated by the source
Manageability featuresKnown for one	WOL @ PME, WOR @ PME, PXE	Unknown — not stated by the source
Packaging contentidentical
Bundled softwareKnown for one	Unknown — not stated by the source	ASUS PC Probe II ASUS Update

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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