Product comparison · 2 motherboards

ASUS X99-M WS vs ASUS Z170-AR Intel® Z170 LGA 1151 (Socket H4) ATX

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  • 50specifications compared
  • 18differ
  • 32identical
  • 39known for one product only

Key differences

  • Processor socket
    • X99-M WS:LGA 2011-v3
    • Z170-AR Intel® Z170 LGA 1151 (Socket H4) ATX:LGA 1151 (Socket H4)
  • Memory channels
    • X99-M WS:Quad-channel
    • Z170-AR Intel® Z170 LGA 1151 (Socket H4) ATX:Dual-channel
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • X99-M WS:1
    • Z170-AR Intel® Z170 LGA 1151 (Socket H4) ATX:2
  • Number of SATA III connectors
    • X99-M WS:8
    • Z170-AR Intel® Z170 LGA 1151 (Socket H4) ATX:6
  • Number of chassis fan connectors
    • X99-M WS:3
    • Z170-AR Intel® Z170 LGA 1151 (Socket H4) ATX:4
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • X99-M WS:4
    • Z170-AR Intel® Z170 LGA 1151 (Socket H4) ATX:2
  • Ethernet LAN (RJ-45) ports
    • X99-M WS:2
    • Z170-AR Intel® Z170 LGA 1151 (Socket H4) ATX:1
  • PS/2 ports quantity
    • X99-M WS:0
    • Z170-AR Intel® Z170 LGA 1151 (Socket H4) ATX:1

Side by side

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Comparison of X99-M WS, Z170-AR
89 specifications
Processor2 differ
Processor manufacturerIntelIntel
Processor socketDiffersLGA 2011-v3LGA 1151 (Socket H4)
Compatible processor seriesDiffersIntel® Core™ i7Intel® Celeron®, Intel® Pentium®
Maximum number of SMP processorsKnown for oneUnknown — not stated by the source1
Memory2 differ
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slots44
Memory slots typeDIMMDIMM
Memory channelsDiffersQuad-channelDual-channel
Supported memory clock speedsDiffers1866,2666,2800,2133,3000,2400,3200 MHz2600,2666,3400,2800,2933,2133,3000,3100,2400,3200 MHz
Maximum internal memory64 GB64 GB
ECC сompatibilityKnown for oneNon-ECCUnknown — not stated by the source
Unbuffered memoryKnown for oneYesUnknown — not stated by the source
Storage controllersidentical
Supported storage drive interfacesSATA IIISATA III
RAID levels0, 1, 5, 100, 1, 5, 10
Graphics1 differ
Maximum graphics card memoryKnown for oneUnknown — not stated by the source512 MB
Parallel processing technology supportDiffers2-Way SLI, Quad-GPU SLI, 2-Way CrossFireX, Quad-GPU CrossFireX2-Way SLI, 3-Way CrossFireX, Quad-GPU SLI, Quad-GPU CrossFireX
On-board graphics cardKnown for oneUnknown — not stated by the sourceYes
Maximum resolutionKnown for oneUnknown — not stated by the source4096 x 2160 pixels
Number of displays supportedKnown for oneUnknown — not stated by the source3
Internal I/O3 differ
USB 2.0 connectors22
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers12
Number of SATA III connectorsDiffers86
Number of SATA II connectors00
Number of Parallel ATA connectors00
Front panel audio connectorYesYes
Number of EATX power connectors11
CPU fan connectorYesYes
Number of chassis fan connectorsDiffers34
Number of COM connectorsKnown for oneUnknown — not stated by the source1
TPM connectorYesYes
Thunderbolt headersKnown for oneUnknown — not stated by the source1
Number of SATA connectorsKnown for one0Unknown — not stated by the source
S/PDIF out connectorKnown for oneYesUnknown — not stated by the source
ATX Power connector (24-pin)Known for oneYesUnknown — not stated by the source
EPS power connector (8-pin)Known for oneYesUnknown — not stated by the source
Rear panel I/O ports4 differ
USB 2.0 ports quantity22
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers42
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity22
Ethernet LAN (RJ-45) portsDiffers21
eSATA ports quantity00
PS/2 ports quantityDiffers01
Firewire (IEEE 1394) ports00
VGA (D-Sub) ports quantity00
HDMI ports quantityDiffers01
DVI-D ports quantity00
DisplayPorts quantityKnown for oneUnknown — not stated by the source1
Headphone outputsKnown for oneUnknown — not stated by the source1
Microphone inKnown for oneUnknown — not stated by the sourceYes
S/PDIF out portYesYes
Network2 differ
Ethernet LANYesYes
Ethernet interface typeDiffersGigabit EthernetFast Ethernet, Gigabit Ethernet
LAN controllerDiffersIntel® I218-LM, Intel® I210-ATIntel® I219-V
Wi-FiKnown for oneYesUnknown — not stated by the source
Wi-Fi standardsKnown for one802.11a, 802.11g, Wi-Fi 5 (802.11ac), 802.11b, Wi-Fi 4 (802.11n)Unknown — not stated by the source
BluetoothKnown for oneYesUnknown — not stated by the source
Bluetooth versionKnown for one4.0Unknown — not stated by the source
Features2 differ
Component forPCPC
Motherboard form factorDiffersmicro ATXATX
Motherboard chipset familyIntelIntel
Motherboard chipsetDiffersIntel® X99Intel® Z170
Audio output channels7.1 channels7.1 channels
Power source typeATXATX
Windows operating systems supportedKnown for oneUnknown — not stated by the sourceWindows 7 Enterprise, Windows 10 Education, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 10 Enterprise, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 10 Home, Windows 7 Home Premium x64, Windows 7 Professional, Windows 8.1, Windows 10 Pro, Windows 7 Professional x64, Windows 8
Audio chipKnown for oneRealtek ALC1150Unknown — not stated by the source
Expansion slotsidentical
PCI Express x1 (Gen 3.x) slotsKnown for oneUnknown — not stated by the source1
PCI Express x16 (Gen 3.x) slotsKnown for oneUnknown — not stated by the source3
PCI slotsKnown for oneUnknown — not stated by the source1
Number of M.2 (M) slots11
BIOSidentical
BIOS typeUEFI AMIUEFI AMI
BIOS memory size16 Mbit16 Mbit
ACPI version5.05.0
Clear CMOS jumperKnown for oneUnknown — not stated by the sourceYes
Clear CMOS buttonKnown for oneYesUnknown — not stated by the source
Processor special featuresidentical
Intel Extreme Memory Profile (XMP)Known for oneUnknown — not stated by the sourceYes
Intel® Smart Response TechnologyKnown for oneUnknown — not stated by the sourceYes
Intel® Turbo Boost Technology2.02.0
Weight & dimensions1 differ
WidthDiffers244 mm305 mm
Depth244 mm244 mm
Packaging content1 differ
Cables includedDiffersUSB, SATASATA
Drivers includedKnown for oneUnknown — not stated by the sourceYes
Bundled softwareKnown for oneUnknown — not stated by the sourceASUS Utilities EZ Update
Other featuresidentical
Number of SATA Express portsKnown for oneUnknown — not stated by the source1
PCI Express power connectors (6-pin)Known for one1Unknown — not stated by the source
EZ plug connectorKnown for oneYesUnknown — not stated by the source
Quick installation guideKnown for oneYesUnknown — not stated by the source
Operational conditionsidentical
Storage temperature (T-T)Known for one-40 - 70 °CUnknown — not stated by the source
Operating temperature (T-T)Known for one10 - 35 °CUnknown — not stated by the source
Storage relative humidity (H-H)Known for one20 - 90%Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one84733020Unknown — 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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