Product comparison · 2 motherboards

ASUS Z97-A Intel® Z97 LGA 1150 (Socket H3) ATX vs ASUS Z97-K Intel® Z97 LGA 1150 (Socket H3) ATX

Key differences

Number of SATA III connectors
- Z97-A Intel® Z97 LGA 1150 (Socket H3) ATX:4
- Z97-K Intel® Z97 LGA 1150 (Socket H3) ATX:6
Number of SATA connectors
- Z97-A Intel® Z97 LGA 1150 (Socket H3) ATX:4
- Z97-K Intel® Z97 LGA 1150 (Socket H3) ATX:6
Number of chassis fan connectors
- Z97-A Intel® Z97 LGA 1150 (Socket H3) ATX:4
- Z97-K Intel® Z97 LGA 1150 (Socket H3) ATX:2
PS/2 ports quantity
- Z97-A Intel® Z97 LGA 1150 (Socket H3) ATX:1
- Z97-K Intel® Z97 LGA 1150 (Socket H3) ATX:2
PCI Express x16 slots
- Z97-A Intel® Z97 LGA 1150 (Socket H3) ATX:3
- Z97-K Intel® Z97 LGA 1150 (Socket H3) ATX:2
PCI Express x16 (Gen 3.x) slots
- Z97-A Intel® Z97 LGA 1150 (Socket H3) ATX:2
- Z97-K Intel® Z97 LGA 1150 (Socket H3) ATX:1
Depth
- Z97-A Intel® Z97 LGA 1150 (Socket H3) ATX:244 mm
- Z97-K Intel® Z97 LGA 1150 (Socket H3) ATX:218 mm

Differences highlightedShow differences only

Comparison of Z97-A, Z97-K
51 specifications	A ASUS Z97-A Intel® Z97 LGA 1150 (Socket H3) ATX Model Z97-A View product	B ASUS Z97-K Intel® Z97 LGA 1150 (Socket H3) ATX Model Z97-K View product
Memory1 differ
Supported memory clock speedsDiffers	1333,1600,1866,2000,2133,2200,2400,2600,2666,2800,2933,3000 MHz	1333,1600,1866,2000,2133,2200,2250,2400,2600,2666,2800,2933,3000 MHz
Graphics1 differ
Parallel processing technology supportDiffers	Quad-GPU CrossFireX, Quad-GPU SLI	Quad-GPU CrossFireX
Internal I/O3 differ
Number of SATA III connectorsDiffers	4	6
Number of SATA connectorsDiffers	4	6
Number of chassis fan connectorsDiffers	4	2
Number of COM connectorsKnown for one	Unknown — not stated by the source	1
Rear panel I/O ports1 differ
PS/2 ports quantityDiffers	1	2
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
eSATA ports quantityKnown for one	Unknown — not stated by the source	0
Expansion slots2 differ
PCI Express x16 slotsDiffers	3	2
PCI Express x16 (Gen 3.x) slotsDiffers	2	1
Weight & dimensions1 differ
DepthDiffers	244 mm	218 mm

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.