Product comparison · 2 motherboards

ASUS Maximus IV Extreme-Z vs MSI 990FXA-GD65 AMD 990FX Socket AM3 ATX

47specifications compared
20differ
27identical
21known for one product only

Key differences

The MSI 990FXA-GD65 AMD 990FX Socket AM3 ATX has 0.2 GT/s more system bus rate than the ASUS Maximus IV Extreme-Z (5.2 GT/s vs 5 GT/s). The ASUS Maximus IV Extreme-Z has 2 more USB 2.0 connectors than the MSI 990FXA-GD65 AMD 990FX Socket AM3 ATX (4 vs 2). The ASUS Maximus IV Extreme-Z has 1 more USB 3.2 Gen 1 (3.1 Gen 1) connectors than the MSI 990FXA-GD65 AMD 990FX Socket AM3 ATX (1 vs 0). Processor manufacturer: Intel on the ASUS Maximus IV Extreme-Z, AMD on the MSI 990FXA-GD65 AMD 990FX Socket AM3 ATX. Processor socket: LGA 1155 (Socket H2) on the ASUS Maximus IV Extreme-Z, Socket AM3 on the MSI 990FXA-GD65 AMD 990FX Socket AM3 ATX.

Processor manufacturer
- Maximus IV Extreme-Z:Intel
- 990FXA-GD65 AMD 990FX Socket AM3 ATX:AMD
Processor socket
- Maximus IV Extreme-Z:LGA 1155 (Socket H2)
- 990FXA-GD65 AMD 990FX Socket AM3 ATX:Socket AM3
System bus rate
- Maximus IV Extreme-Z:5 GT/s
- 990FXA-GD65 AMD 990FX Socket AM3 ATX:5.2 GT/s
USB 2.0 connectors
- Maximus IV Extreme-Z:4
- 990FXA-GD65 AMD 990FX Socket AM3 ATX:2
USB 3.2 Gen 1 (3.1 Gen 1) connectors
- Maximus IV Extreme-Z:1
- 990FXA-GD65 AMD 990FX Socket AM3 ATX:0
Number of SATA III connectors
- Maximus IV Extreme-Z:4
- 990FXA-GD65 AMD 990FX Socket AM3 ATX:6
Number of SATA II connectors
- Maximus IV Extreme-Z:4
- 990FXA-GD65 AMD 990FX Socket AM3 ATX:0
Number of chassis fan connectors
- Maximus IV Extreme-Z:3
- 990FXA-GD65 AMD 990FX Socket AM3 ATX:1

Side by side

Differences highlightedShow differences only

Comparison of Maximus IV Extreme-Z, 990FXA-GD65
68 specifications	A ASUS Maximus IV Extreme-Z View product	B MSI 990FXA-GD65 AMD 990FX Socket AM3 ATX Model 990FXA-GD65 View product
Processor4 differ
Processor manufacturerDiffers	Intel	AMD
Processor socketDiffers	LGA 1155 (Socket H2)	Socket AM3
Compatible processor seriesDiffers	Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7	AMD Phenom II X2, AMD Phenom II X4, AMD Phenom II X6
System bus rateDiffers	5 GT/s	5.2 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 сompatibilityKnown for one	Non-ECC	Unknown — not stated by the source
Supported memory clock speedsDiffers	1333,1600,1800,1866,2133,2200 MHz	800,1066,1333,1600,1866,2133 MHz
Maximum internal memory	32 GB	32 GB
Supported memory typesKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory slots typeKnown for one	Unknown — not stated by the source	DIMM
Storage controllersidentical
RAID levels	0, 1, 5, 10	0, 1, 5, 10
Supported storage drive interfacesKnown for one	Unknown — not stated by the source	SATA III
Graphicsidentical
Parallel processing technology supportKnown for one	3-Way SLI	Unknown — not stated by the source
On-board graphics cardKnown for one	No	Unknown — not stated by the source
Internal I/O5 differ
USB 2.0 connectorsDiffers	4	2
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers	1	0
Number of SATA III connectorsDiffers	4	6
Number of SATA II connectorsDiffers	4	0
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
Number of chassis fan connectorsDiffers	3	1
Chassis intrusion connector	Yes	Yes
EPS power connector (8-pin)Known for one	Yes	Unknown — not stated by the source
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers	1	8
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	0
PS/2 ports quantity	1	1
Firewire (IEEE 1394) ports	0	0
VGA (D-Sub) ports quantity	0	0
HDMI ports quantity	0	0
DVI-D ports quantity	0	0
Headphone outputs	6	6
Microphone in	Yes	Yes
S/PDIF out port	Yes	Yes
Network1 differ
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
Networking featuresDiffers	10/100/1000 Mbit/sec	Gigabit Ethernet
LAN controllerKnown for one	Unknown — not stated by the source	Realtek RTL8111E
Features2 differ
Component for	PC	PC
Motherboard form factor	ATX	ATX
Motherboard chipsetDiffers	Intel Z68	AMD 990FX
Audio chipDiffers	Realtek ALC889	Realtek ALC892
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Compatible operating systemsKnown for one	Windows XP, Vista, 7	Unknown — not stated by the source
Motherboard chipset familyKnown for one	Unknown — not stated by the source	AMD
Motherboard southbridgeKnown for one	Unknown — not stated by the source	AMD SB950
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Expansion slots2 differ
PCI Express x1 slotsDiffers	1	4
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsDiffers	4	2
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
PCI slotsKnown for one	Unknown — not stated by the source	1
BIOSidentical
BIOS typeKnown for one	EFI	Unknown — not stated by the source
BIOS memory sizeKnown for one	64 Mbit	Unknown — not stated by the source
ACPI versionKnown for one	2.0a	Unknown — not stated by the source
Clear CMOS buttonKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions1 differ
Width	305 mm	305 mm
DepthDiffers	269 mm	244 mm
Packaging contentidentical
Drivers included	Yes	Yes
Other featuresidentical
Quick installation guideKnown for one	Yes	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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