Product comparison · 2 motherboards

ASUS Crosshair IV Extreme vs ASUS M4A785T-M/CSM motherboard AMD

20specifications compared
9differ
11identical
41known for one product only

Key differences

ECC сompatibility
- Crosshair IV Extreme:ECC & Non-ECC
- M4A785T-M/CSM motherboard AMD:ECC
Supported memory clock speeds
- Crosshair IV Extreme:1066,1333,1600,2000,2133 MHz
- M4A785T-M/CSM motherboard AMD:1066,1333,1600,1800 MHz
USB 2.0 ports quantity
- Crosshair IV Extreme:7
- M4A785T-M/CSM motherboard AMD:6
eSATA ports quantity
- Crosshair IV Extreme:2
- M4A785T-M/CSM motherboard AMD:0
Firewire (IEEE 1394) ports
- Crosshair IV Extreme:1
- M4A785T-M/CSM motherboard AMD:0
HDMI ports quantity
- Crosshair IV Extreme:0
- M4A785T-M/CSM motherboard AMD:1
Motherboard form factor
- Crosshair IV Extreme:Extended ATX
- M4A785T-M/CSM motherboard AMD:micro ATX
Motherboard chipset
- Crosshair IV Extreme:AMD 890FX
- M4A785T-M/CSM motherboard AMD:AMD 785G

Side by side

Differences highlightedShow differences only

Comparison of Crosshair IV Extreme, M4A785T-M/CSM
61 specifications	A ASUS Crosshair IV Extreme View product	B ASUS M4A785T-M/CSM motherboard AMD Model M4A785T-M/CSM View product
Processoridentical
Processor manufacturer	AMD	AMD
Processor socket	Socket AM3	Socket AM3
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
Memory2 differ
Supported memory typesKnown for one	DDR3-SDRAM	Unknown — not stated by the source
Number of memory slots	4	4
Memory slots typeKnown for one	DIMM	Unknown — not stated by the source
Memory channelsKnown for one	Dual-channel	Unknown — not stated by the source
ECC сompatibilityDiffers	ECC & Non-ECC	ECC
Supported memory clock speedsDiffers	1066,1333,1600,2000,2133 MHz	1066,1333,1600,1800 MHz
Maximum internal memory	16 GB	16 GB
Unbuffered memoryKnown for one	Yes	Unknown — not stated by the source
Internal memoryKnown for one	Unknown — not stated by the source	4 GB
Storage controllersidentical
Supported storage drive interfacesKnown for one	SATA, SATA II, SATA III	Unknown — not stated by the source
RAID levelsKnown for one	0, 1, 10	Unknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Internal I/Oidentical
USB 2.0 connectors	6	6
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 connectors	6	6
S/PDIF out connectorKnown for one	Yes	Unknown — not stated by the source
Front panel audio connectorKnown for one	Yes	Unknown — not stated by the source
CPU fan connectorKnown for one	Yes	Unknown — not stated by the source
Number of chassis fan connectorsKnown for one	3	Unknown — not stated by the source
Chassis intrusion connectorKnown for one	Yes	Unknown — not stated by the source
Number of IEEE1394 connectorsKnown for one	1	Unknown — not stated by the source
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers	7	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
Ethernet LAN (RJ-45) ports	1	1
eSATA ports quantityDiffers	2	0
PS/2 ports quantity	1	1
Firewire (IEEE 1394) portsDiffers	1	0
VGA (D-Sub) ports quantity	1	1
HDMI ports quantityDiffers	0	1
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
DVI-D ports quantityKnown for one	Unknown — not stated by the source	1
Headphone outputsKnown for one	Unknown — not stated by the source	5
Microphone inKnown for one	Unknown — not stated by the source	Yes
Digital audio optical outKnown 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	Gigabit Ethernet
Features2 differ
Component forKnown for one	PC	Unknown — not stated by the source
Motherboard form factorDiffers	Extended ATX	micro ATX
Motherboard chipset familyKnown for one	AMD	Unknown — not stated by the source
Motherboard chipsetDiffers	AMD 890FX	AMD 785G
Audio output channelsKnown for one	7.1 channels	Unknown — not stated by the source
Power source type	ATX	ATX
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
Expansion slots1 differ
PCI Express x1 slots	1	1
PCI Express x16 slotsDiffers	5	1
PCI slotsKnown for one	Unknown — not stated by the source	2
BIOSidentical
BIOS typeKnown for one	AMI	Unknown — not stated by the source
BIOS memory sizeKnown for one	16 Mbit	Unknown — not stated by the source
ACPI versionKnown for one	2.0	Unknown — not stated by the source
Clear CMOS buttonKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	269 mm	Unknown — not stated by the source
DepthKnown for one	305 mm	Unknown — not stated by the source
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

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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