Product comparison · 2 motherboards

ASUS Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX vs ASUS Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX

57specifications compared
7differ
50identical
8known for one product only

Key differences

The ASUS Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX has 2 more chassis fan connectors than the ASUS Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX (4 vs 2). The ASUS Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX has 1 more PS/2 ports quantity than the ASUS Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX (2 vs 1). The ASUS Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX has 1 more PCI Express x1 (Gen 3.x) slots than the ASUS Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX (3 vs 2). Parallel processing technology support: 4-Way CrossFireX, Quad-GPU SLI on the ASUS Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX, Quad-GPU CrossFireX on the ASUS Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX.

Number of chassis fan connectors
- Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX:4
- Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX:2
PS/2 ports quantity
- Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX:1
- Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX:2
PCI Express x1 (Gen 3.x) slots
- Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX:3
- Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX:2
PCI Express x16 (Gen 3.x) slots
- Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX:3
- Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX:2
PCI slots
- Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX:1
- Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX:2
Depth
- Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX:244 mm
- Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX:224 mm

Side by side

Differences highlightedShow differences only

Comparison of Z170-A, Z170-K
65 specifications	A ASUS Z170-A Intel® Z170 LGA 1151 (Socket H4) ATX Model Z170-A View product	B ASUS Z170-K Intel® Z170 LGA 1151 (Socket H4) ATX Model Z170-K View product
Memoryidentical
ECC сompatibilityKnown for one	Non-ECC	Unknown — not stated by the source
Graphics1 differ
Parallel processing technology supportDiffers	4-Way CrossFireX, Quad-GPU SLI	Quad-GPU CrossFireX
Internal I/O1 differ
Number of SATA II connectorsKnown for one	0	Unknown — not stated by the source
Number of chassis fan connectorsDiffers	4	2
TPM connectorKnown for one	Yes	Unknown — not stated by the source
Thunderbolt headersKnown for one	1	Unknown — not stated by the source
Rear panel I/O ports1 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	2	Unknown — not stated by the source
PS/2 ports quantityDiffers	1	2
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Networkidentical
LAN controllerKnown for one	Unknown — not stated by the source	Realtek 8111GR
Expansion slots3 differ
PCI Express x1 (Gen 3.x) slotsDiffers	3	2
PCI Express x16 (Gen 3.x) slotsDiffers	3	2
PCI slotsDiffers	1	2
Weight & dimensions1 differ
DepthDiffers	244 mm	224 mm
Other featuresidentical
EZ plug connectorKnown 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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