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
    • X99-E WS/USB 3.1:128 GB
    • X99-Pro/USB 3.1:64 GB
  • Supported storage drive interfaces
    • X99-E WS/USB 3.1:SATA
    • X99-Pro/USB 3.1:SATA III
  • USB 2.0 ports quantity
    • X99-E WS/USB 3.1:0
    • X99-Pro/USB 3.1:4
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • X99-E WS/USB 3.1:2, 10
    • X99-Pro/USB 3.1:4
  • Ethernet LAN (RJ-45) ports
    • X99-E WS/USB 3.1:2
    • X99-Pro/USB 3.1:1
  • eSATA ports quantity
    • X99-E WS/USB 3.1:2
    • X99-Pro/USB 3.1:0
  • PS/2 ports quantity
    • X99-E WS/USB 3.1:0
    • X99-Pro/USB 3.1:1
  • Component for
    • X99-E WS/USB 3.1:Server
    • X99-Pro/USB 3.1:PC

Side by side

Differences highlightedShow differences only (on)
Comparison of X99-E WS/USB 3.1, X99-Pro/USB 3.1
75 specifications
Processoridentical
Compatible processor seriesKnown for oneUnknown — not stated by the sourceIntel® Core™ i7
Intel Xeon seriesKnown for oneE5-1600, E5-2600Unknown — not stated by the source
LithographyKnown for one22 nmUnknown — not stated by the source
Memory2 differ
Number of memory slotsKnown for oneUnknown — not stated by the source8
Memory slots typeKnown for oneUnknown — not stated by the sourceDIMM
Supported memory clock speedsDiffers2133,2400,2666,2800,3000,3200 MHz2400,2666,2800,3000,3200,3300 MHz
Maximum internal memoryDiffers128 GB64 GB
Unbuffered memoryKnown for oneUnknown — not stated by the sourceYes
Storage controllers1 differ
Supported storage drive interfacesDiffersSATASATA III
RAID levelsKnown for oneUnknown — not stated by the source0, 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 oneYesUnknown — not stated by the source
Internal I/Oidentical
USB 3.2 Gen 1 (3.1 Gen 1) connectorsKnown for oneUnknown — not stated by the source2
Number of SATA II connectorsKnown for oneUnknown — not stated by the source0
Number of SATA connectorsKnown for oneUnknown — not stated by the source8
S/PDIF out connectorKnown for oneUnknown — not stated by the sourceYes
Front panel audio connectorKnown for oneUnknown — not stated by the sourceYes
ATX Power connector (24-pin)Known for oneUnknown — not stated by the sourceYes
Number of EATX power connectorsKnown for oneUnknown — not stated by the source1
CPU fan connectorKnown for oneUnknown — not stated by the sourceYes
Number of chassis fan connectorsKnown for oneUnknown — not stated by the source4
Number of COM connectorsKnown for oneUnknown — not stated by the source1
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 oneUnknown — not stated by the source2
Ethernet LAN (RJ-45) portsDiffers21
eSATA ports quantityDiffers20
PS/2 ports quantityDiffers01
Firewire (IEEE 1394) portsKnown for oneUnknown — not stated by the source0
HDMI ports quantityKnown for oneUnknown — not stated by the source0
DVI-D ports quantityKnown for oneUnknown — not stated by the source0
S/PDIF out portKnown for oneUnknown — not stated by the sourceYes
IPMI LAN (RJ-45) portKnown for oneYesUnknown — not stated by the source
Networkidentical
Ethernet interface typeKnown for oneUnknown — not stated by the sourceGigabit Ethernet
LAN controllerKnown for oneUnknown — not stated by the sourceIntel® I218-V
Wi-FiKnown for oneUnknown — not stated by the sourceYes
Wi-Fi standardsKnown for oneUnknown — not stated by the source802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for oneUnknown — not stated by the sourceYes
Bluetooth versionKnown for oneUnknown — not stated by the source4.0
Features2 differ
Component forDiffersServerPC
Motherboard form factorDiffersSSI CEBATX
Motherboard chipset familyKnown for oneUnknown — not stated by the sourceIntel
Motherboard chipsetKnown for oneUnknown — not stated by the sourceIntel® X99
Audio chipKnown for oneUnknown — not stated by the sourceRealtek ALC1150
Power source typeKnown for oneUnknown — not stated by the sourceATX
Expansion slotsidentical
PCI Express x1 (Gen 2.x) slotsKnown for oneUnknown — not stated by the source2
PCI Express x16 (Gen 2.x) slotsKnown for oneUnknown — not stated by the source1
PCI Express x16 (Gen 3.x) slotsKnown for oneUnknown — not stated by the source3
PCI Express x8 (Gen 2.x) slotsKnown for one0Unknown — not stated by the source
PCI Express x8 (Gen 3.x) slotsKnown for one0Unknown — not stated by the source
BIOS1 differ
BIOS typeDiffersUEFI AMIUEFI
Clear CMOS jumperKnown for oneUnknown — not stated by the sourceYes
BIOS memory sizeKnown for one128 MbitUnknown — not stated by the source
ACPI versionKnown for one5.0Unknown — not stated by the source
Clear CMOS buttonKnown for oneYesUnknown — not stated by the source
Weight & dimensions1 differ
DepthDiffers267 mm244 mm
Other featuresidentical
EZ plug connectorKnown for oneUnknown — not stated by the sourceYes
PCI Express x16 (Gen 1.x) slotsKnown for one7Unknown — not stated by the source
Number of DIMM slotsKnown for one8Unknown — not stated by the source
Number of processors supportedKnown for one1Unknown — 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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