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Product comparison · 2 motherboards

ASUS X99-E WS/USB 3.1 vs ASUS X99-Pro/USB 3.1

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  • 28specifications compared
  • 13differ
  • 15identical
  • 47known for one product only

Key differences

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

Side by side

Differences highlightedShow differences only
75 specifications
A

ASUS

X99-E WS/USB 3.1View product
B

ASUS

X99-Pro/USB 3.1View 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
Memory2 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 speedsDiffers2133,2400,2666,2800,3000,3200 MHz2400,2666,2800,3000,3200,3300 MHz
Maximum internal memoryDiffers128 GB64 GB
Unbuffered memoryKnown for oneYes
Storage controllers1 differ
Supported storage drive interfacesDiffersSATASATA III
RAID levelsKnown for one0, 1, 5, 10
Graphics1 differ
Parallel processing technology supportDiffers4-Way CrossFireX, 4-Way SLI3-Way CrossFireX, 3-Way SLI, Quad-GPU CrossFireX, Quad-GPU SLI
Discrete graphics supportKnown for oneYes
Internal I/Oidentical
USB 2.0 connectors22
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for one2
Number of SATA III connectors88
Number of SATA II connectorsKnown for one0
Number of SATA connectorsKnown for one8
S/PDIF out connectorKnown for oneYes
Front panel audio connectorKnown for oneYes
ATX Power connector (24-pin)Known for oneYes
Number of EATX power connectorsKnown for one1
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 quantityDiffers04
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers2, 104
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one2
Ethernet LAN (RJ-45) portsDiffers21
eSATA ports quantityDiffers20
PS/2 ports quantityDiffers01
Firewire (IEEE 1394) portsKnown for one0
VGA (D-Sub) ports quantity00
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
Networkidentical
Ethernet LANYesYes
Ethernet interface typeKnown for oneGigabit Ethernet
LAN controllerKnown for oneIntel® I218-V
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 one4.0
Features2 differ
Component forDiffersServerPC
Motherboard form factorDiffersSSI CEBATX
Motherboard chipset familyKnown for oneIntel
Motherboard chipsetKnown for oneIntel® X99
Audio chipKnown for oneRealtek ALC1150
Power source typeKnown for oneATX
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slotsKnown for one2
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 typeDiffersUEFI AMIUEFI
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
DepthDiffers267 mm244 mm
Other featuresidentical
EZ plug connectorKnown for oneYes
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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