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Product comparison · 2 motherboards

ASUS Z97-K/CSM motherboard Intel® Z97 LGA 1150 (Socket H3) ATX vs ASUS Z97-WS motherboard Intel® Z97 LGA 1150 (Socket H3) ATX

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  • 49specifications compared
  • 15differ
  • 34identical
  • 31known for one product only

Key differences

  • Parallel processing technology support
    • Quad-GPU CrossFireX
    • 4-Way CrossFireX, 4-Way SLI
  • USB 2.0 connectors
    • 3
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 1
    • 2
  • Number of SATA III connectors
    • 6
    • 4
  • Number of chassis fan connectors
    • 1
    • 4
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 4
    • 6
  • Ethernet LAN (RJ-45) ports
    • 1
    • 2
  • eSATA ports quantity
    • 0
    • 1

Side by side

Differences highlightedShow differences only
80 specifications
A

ASUS

Z97-K/CSM motherboard Intel® Z97 LGA 1150 (Socket H3) ATX

Model Z97-K/CSM

View product
B

ASUS

Z97-WS motherboard Intel® Z97 LGA 1150 (Socket H3) ATX

Model Z97-WS

View product
Processoridentical
Processor manufacturerIntelIntel
Processor socketLGA 1150 (Socket H3)LGA 1150 (Socket H3)
Compatible processor seriesIntel® Celeron®, Intel® Pentium®Intel® Celeron®, Intel® Pentium®
Maximum number of SMP processorsKnown for one1
Intel Core i3/i5/i7/i9 seriesKnown for onei3-4xxx, i5-4xxx, i7-4xxx
Memory1 differ
Supported memory typesDDR3-SDRAMDDR3-SDRAM
Number of memory slotsKnown for one4
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speedsDiffers1333,1600,1866,2000,2133,2200,2250,2400,2600,2666,2800,2933,3000,3100,3200 MHz1333,1600,1800,1866,2000,2133,2200,2400,2600,2666,2800,2933,3000,3100,3200,3300 MHz
Maximum internal memory32 GB32 GB
Unbuffered memoryYesYes
Storage controllersidentical
Supported storage drive interfacesSATA IIISATA III
RAID levels0, 1, 5, 100, 1, 5, 10
Graphics1 differ
Maximum graphics card memoryKnown for one512 MB
Parallel processing technology supportDiffersQuad-GPU CrossFireX4-Way CrossFireX, 4-Way SLI
Maximum resolutionKnown for one4096 x 2160 pixels
Discrete graphics supportKnown for oneYes
Internal I/O4 differ
USB 2.0 connectorsDiffers32
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers12
Number of SATA III connectorsDiffers64
Number of SATA II connectors00
Number of Parallel ATA connectorsKnown for one0
S/PDIF out connectorYesYes
Front panel audio connectorYesYes
Number of EATX power connectors11
Power fan connectorKnown for oneYes
CPU fan connectorYesYes
Number of chassis fan connectorsDiffers14
Chassis intrusion connectorYesYes
TPM connectorKnown for oneYes
Number of SATA connectorsKnown for one4
ATX Power connector (24-pin)Known for oneYes
EPS power connector (8-pin)Known for oneYes
Rear panel I/O ports6 differ
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers46
Ethernet LAN (RJ-45) portsDiffers12
eSATA ports quantityDiffers01
PS/2 ports quantityDiffers20
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantityDiffers10
HDMI ports quantity11
DVI-D ports quantityDiffers10
Microphone inKnown for oneYes
DisplayPorts quantityKnown for one1
Headphone outputsKnown for one1
S/PDIF out portKnown for oneYes
Network1 differ
Ethernet LANYesYes
Ethernet interface typeKnown for oneGigabit Ethernet
LAN controllerDiffersRealtek RTL8111GRIntel® I218-LM, Intel® I210-AT
Wake-on-LAN readyKnown for oneYes
Featuresidentical
Component forPCPC
Motherboard form factorATXATX
Motherboard chipset familyIntelIntel
Motherboard chipsetIntel® Z97Intel® Z97
Audio chipKnown for oneRealtek ALC887
Audio output channels7.1 channels7.1 channels
Cooling typeKnown for onePassive
Power source typeATXATX
Windows operating systems supportedKnown for oneWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Win
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slots22
PCI Express x16 (Gen 2.x) slotsKnown for one1
PCI Express x16 (Gen 3.x) slotsKnown for one1
PCI slotsKnown for one2
PCI Express x4 (Gen 2.x) slotsKnown for one1
PCI Express x16 slotsKnown for one4
BIOSidentical
BIOS typeUEFI AMIUEFI AMI
BIOS memory size64 Mbit64 Mbit
ACPI version5.05.0
Clear CMOS jumperKnown for oneYes
Clear CMOS buttonKnown for oneYes
Weight & dimensions1 differ
Width305 mm305 mm
DepthDiffers218 mm244 mm
Packaging content1 differ
Cables includedSATASATA
Drivers includedYesYes
Bundled softwareDiffersASUS Utilities EZ Update Anti-virus software (OEM version)ASUS Utilities
Other featuresidentical
mSATA ports quantityKnown for one1
Mini DisplayPorts quantityKnown for one1
PCI Express power connectors (6-pin)Known for one1

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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