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Product comparison · 2 motherboards

ASUS X99-A/USB 3.1 vs MSI Z97A GAMING 9 ACK

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  • 47specifications compared
  • 13differ
  • 34identical
  • 31known for one product only

Key differences

  • Processor socket
    • LGA 2011-v3
    • LGA 1150 (Socket H3)
  • Supported memory types
    • DDR4-SDRAM
    • DDR3-SDRAM
  • Number of memory slots
    • 8
    • 4
  • Maximum internal memory
    • 64 GB
    • 32 GB
  • Supported storage drive interfaces
    • SATA III
    • M.2, SATA III
  • Number of chassis fan connectors
    • 4
    • 1
  • USB 2.0 ports quantity
    • 4
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 4
    • 6

Side by side

Differences highlightedShow differences only
78 specifications
A

ASUS

X99-A/USB 3.1View product
B

MSI

Z97A GAMING 9 ACKView product
Processor2 differ
Processor socketDiffersLGA 2011-v3LGA 1150 (Socket H3)
Compatible processor seriesDiffersIntel® Core™ i7Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7
Maximum number of SMP processorsKnown for one1
Intel Core i3/i5/i7/i9 seriesKnown for onei3-4xxx, i3-5xxx, i5-4xxx, i5-5xxx, i7-4xxx, i7-5xxx
Supported processor socketsKnown for oneLGA 1150 (Socket H3)
Memory4 differ
Supported memory typesDiffersDDR4-SDRAMDDR3-SDRAM
Number of memory slotsDiffers84
Memory channelsKnown for oneDual-channel
Supported memory clock speedsDiffers2400,2666,2800,3000,3200,3300 MHz1066,1333,1600,1866,2000,2133,2200,2400,2600,2666,2800,3000,3100,3200,3300 MHz
Maximum internal memoryDiffers64 GB32 GB
Storage controllers1 differ
Supported storage drive interfacesDiffersSATA IIIM.2, SATA III
Graphics1 differ
Parallel processing technology supportDiffers3-Way CrossFireX, 3-Way SLI, Quad-GPU CrossFireX, Quad-GPU SLI2-Way SLI, 3-Way CrossFireX
Maximum resolutionKnown for one4096 x 2304 pixels
Discrete graphics supportKnown for oneYes
Number of displays supportedKnown for one2
Internal I/O1 differ
Number of Parallel ATA connectorsKnown for one0
Front panel audio connectorKnown for oneYes
Power fan connectorKnown for oneYes
Number of chassis fan connectorsDiffers41
Peripheral (Molex) power connectors (4-pin)Known for one3
S/PDIF out connectorKnown for oneYes
Number of EATX power connectorsKnown for one1
Number of COM connectorsKnown for one1
Rear panel I/O ports2 differ
USB 2.0 ports quantityDiffers42
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers46
HDMI ports quantityKnown for one1
DVI-D ports quantityKnown for one0
DisplayPorts quantityKnown for one1
Digital audio optical outKnown for one1
WiFi-AP antenna jackKnown for one2
Headphone outputsKnown for one1
Microphone inKnown for oneYes
Networkidentical
Wi-FiKnown for oneYes
Wi-Fi standardsKnown for one802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for oneYes
Bluetooth versionKnown for one4.1
LAN controllerKnown for oneIntel® I218-V
Features1 differ
Motherboard chipsetDiffersIntel® X99Intel® Z97
Windows operating systems supportedKnown for oneWindows 7 Enterprise, Windows 7 Enterprise x64, Windows 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, Win
Expansion slots1 differ
PCI Express x1 (Gen 2.x) slotsDiffers23
PCI Express x16 (Gen 2.x) slotsKnown for one1
BIOSidentical
Clear CMOS buttonKnown for oneYes
Other featuresidentical
BIOS switch buttonKnown for oneYes
Packaging contentidentical
Cables includedKnown for oneSATA

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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