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Product comparison · 2 motherboards

ASUS X99-A Intel® X99 LGA 2011-v3 ATX vs ASUS X99-E WS

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  • 27specifications compared
  • 13differ
  • 14identical
  • 43known for one product only

Key differences

  • Maximum internal memory
    • 64 GB
    • 128 GB
  • Supported storage drive interfaces
    • SATA II, SATA III
    • SATA
  • USB 2.0 connectors
    • 4
    • 2
  • USB 2.0 ports quantity
    • 4
    • 0
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 6
    • 2, 10
  • Ethernet LAN (RJ-45) ports
    • 1
    • 2
  • eSATA ports quantity
    • 0
    • 2
  • PS/2 ports quantity
    • 1
    • 0

Side by side

Differences highlightedShow differences only
70 specifications
A

ASUS

X99-A Intel® X99 LGA 2011-v3 ATX

Model X99-A

View product
B

ASUS

X99-E WSView product
Processoridentical
Processor manufacturerIntelIntel
Processor socketLGA 2011-v3LGA 2011-v3
Compatible processor seriesKnown for oneIntel® Core™ i7
Intel Xeon seriesKnown for oneE5-1600, E5-2600
LithographyKnown for one22 nm
Memory1 differ
Supported memory typesDDR4-SDRAMDDR4-SDRAM
Number of memory slotsKnown for one8
Memory slots typeKnown for oneDIMM
Memory channelsQuad-channelQuad-channel
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speeds2133,2400,2666,2800,3000,3200 MHz2133,2400,2666,2800,3000,3200 MHz
Maximum internal memoryDiffers64 GB128 GB
Unbuffered memoryKnown for oneYes
Storage controllers1 differ
Supported storage drive interfacesDiffersSATA II, SATA IIISATA
RAID levelsKnown for one0, 1, 5, 10
Graphics1 differ
Parallel processing technology supportDiffers3-Way CrossFireX, 3-Way SLI, Quad-GPU CrossFireX, Quad-GPU SLI4-Way CrossFireX, 4-Way SLI
Discrete graphics supportKnown for oneYes
Internal I/O1 differ
USB 2.0 connectorsDiffers42
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one4
Number of SATA III connectors88
Number of SATA II connectorsKnown for one0
Number of Parallel ATA connectorsKnown for one0
S/PDIF out connectorKnown for oneYes
ATX Power connector (24-pin)Known for oneYes
CPU fan connectorKnown for oneYes
Number of chassis fan connectorsKnown for one4
Chassis intrusion connectorYesYes
EPS power connector (8-pin)YesYes
Number of COM connectorsKnown for one1
TPM connectorYesYes
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers40
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers62, 10
Ethernet LAN (RJ-45) portsDiffers12
eSATA ports quantityDiffers02
PS/2 ports quantityDiffers10
Firewire (IEEE 1394) portsKnown for one0
HDMI ports quantityKnown for one0
DVI-D ports quantityKnown for one0
Headphone outputs11
Microphone inYesYes
S/PDIF out portKnown for oneYes
IPMI LAN (RJ-45) portKnown for oneYes
VGA (D-Sub) ports quantityKnown for one0
Networkidentical
Ethernet LANYesYes
Ethernet interface typeKnown for oneFast Ethernet
LAN controllerKnown for oneIntel® I218-V
Features2 differ
Component forDiffersPCServer
Motherboard form factorDiffersATXSSI CEB
Motherboard chipset familyKnown for oneIntel
Motherboard chipsetKnown for oneIntel® X99
Audio output channelsKnown for one7.1 channels
Power source typeKnown for oneATX
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) slotsKnown for one1
PCI Express x16 (Gen 2.x) slotsKnown for one1
PCI Express x16 (Gen 3.x) slotsKnown for one3
PCI Express x8 (Gen 2.x) slotsKnown for one0
PCI Express x8 (Gen 3.x) slotsKnown for one0
BIOS1 differ
BIOS typeDiffersUEFIUEFI AMI
Clear CMOS jumperKnown for oneYes
BIOS memory sizeKnown for one128 Mbit
ACPI versionKnown for one5.0
Clear CMOS buttonKnown for oneYes
Weight & dimensions1 differ
Width305 mm305 mm
DepthDiffers244 mm267 mm
Packaging contentidentical
Cables includedKnown for oneSATA
Logistics dataidentical
Harmonized System (HS) codeKnown for one84733020
Other featuresidentical
PCI Express x16 (Gen 1.x) slotsKnown for one7
Number of DIMM slotsKnown for one8
Number of processors supportedKnown 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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