Product comparison · 2 motherboards

GIGABYTE Motherboard AMD790X vs MSI K9A2 CF

26specifications compared
8differ
18identical
19known for one product only

Key differences

Maximum internal memory
- Motherboard AMD790X:16 GB
- K9A2 CF:8 GB
USB 2.0 connectors
- Motherboard AMD790X:2
- K9A2 CF:6
USB 2.0 ports quantity
- Motherboard AMD790X:6
- K9A2 CF:4
Firewire (IEEE 1394) ports
- Motherboard AMD790X:2
- K9A2 CF:1
Motherboard form factor
- Motherboard AMD790X:micro ATX
- K9A2 CF:ATX
Audio chip
- Motherboard AMD790X:Realtek ALC889A
- K9A2 CF:Realtek ALC888
Depth
- Motherboard AMD790X:224 mm
- K9A2 CF:220 mm

Side by side

Differences highlightedShow differences only

Comparison of Motherboard AMD790X, K9A2 CF
45 specifications	A GIGABYTE Motherboard AMD790X View product	B MSI K9A2 CF View product
Processoridentical
Processor manufacturer	AMD	AMD
Processor socket	Socket AM2	Socket AM2
Processor system buses supportedKnown for one	Unknown — not stated by the source	2600 MHz
Memory1 differ
Number of memory slots	4	4
ECC сompatibilityKnown for one	ECC	Unknown — not stated by the source
Maximum internal memoryDiffers	16 GB	8 GB
Storage controllersidentical
RAID levels	0, 1, 0+1	0, 1, 0+1
Internal I/O1 differ
USB 2.0 connectorsDiffers	2	6
Number of SATA connectors	4	4
Number of Parallel ATA connectorsKnown for one	1	Unknown — not stated by the source
S/PDIF out connectorKnown for one	Yes	Unknown — not stated by the source
Front panel audio connector	Yes	Yes
CD/AUX audio in	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
Number of EATX power connectorsKnown for one	2	Unknown — not stated by the source
Power fan connector	Yes	Yes
CPU fan connector	Yes	Yes
Number of chassis fan connectorsKnown for one	1	Unknown — not stated by the source
Chassis intrusion connectorKnown for one	Yes	Unknown — not stated by the source
Number of IEEE1394 connectors	1	1
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O ports2 differ
USB 2.0 ports quantityDiffers	6	4
Ethernet LAN (RJ-45) ports	1	1
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsDiffers	2	1
Microphone inKnown for one	Yes	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Digital audio optical outKnown for one	1	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Networkidentical
LAN controller	Realtek RTL8111B	Realtek RTL8111B
Networking featuresKnown for one	10/100/1000 Mbit	Unknown — not stated by the source
Features2 differ
Motherboard form factorDiffers	micro ATX	ATX
Motherboard chipset	AMD 790X	AMD 790X
Audio chipDiffers	Realtek ALC889A	Realtek ALC888
Audio output channels	7.1 channels	7.1 channels
Power source type	ATX	ATX
Compatible operating systemsKnown for one	Windows Vista/XP/2000	Unknown — not stated by the source
Expansion slots1 differ
Expansion slotsDiffers	-2 x PCI Express x16 -3 x PCI Express x1 -2 x PCI.	2xPCI-E (x16), 1xPCI-E (x1), 2xPCI
Weight & dimensions1 differ
Width	305 mm	305 mm
DepthDiffers	224 mm	220 mm
Other featuresidentical
S/PDIF in portKnown for one	No	Unknown — not stated by the source
Audio outputKnown for one	S/PDIF	Unknown — not stated by the source
Floppy disk drive connectorKnown for one	Yes	Unknown — not stated by the source
Special featuresKnown for one	-@BIOS -Q-Flash -EasyTune -Xpress Install -Xpress Recovery2 -Virtual Dual BIOS.	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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