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Product comparison · 2 pcs/workstations

Alienware Aurora ALX R4 vs Alienware X51 R2

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  • 119specifications compared
  • 47differ
  • 72identical
  • 40known for one product only

Key differences

  • Processor family
    • Intel® Core™ i7 X-series
    • Intel® Core™ i7
  • Processor model
    • i7-4930K
    • i7-4770
  • Processor cores
    • 6
    • 4
  • Processor threads
    • 12
    • 8
  • Processor cache
    • 12 MB
    • 8 MB
  • Processor codename
    • Ivy Bridge E
    • Haswell
  • Thermal Design Power (TDP)
    • 130 W
    • 84 W
  • Tcase
    • 66.8 °C
    • 72.72 °C

Side by side

Differences highlightedShow differences only
159 specifications
A

Alienware

Aurora ALX R4View product
B

Alienware

X51 R2View product
Processor15 differ
Processor familyDiffersIntel® Core™ i7 X-seriesIntel® Core™ i7
Processor modelDiffersi7-4930Ki7-4770
Processor coresDiffers64
Processor threadsDiffers128
Processor cacheDiffers12 MB8 MB
Processor seriesDiffersIntel Core i7-4900 Desktop SeriesIntel Core i7-4700 Desktop series
Processor codenameDiffersIvy Bridge EHaswell
Thermal Design Power (TDP)Differs130 W84 W
TcaseDiffers66.8 °C72.72 °C
Maximum number of PCI Express lanesDiffers4016
PCI Express configurationsKnown for one1x16, 2x8, 1x8+2x4
Number of QPI linksKnown for one1
Processor socketDiffersLGA 2011 (Socket R)LGA 1150 (Socket H3)
SteppingDiffersS1C0
Maximum internal memory supported by processorDiffers64 GB32 GB
Memory clock speeds supported by processorDiffers1333,1600,1866 MHz1333,1600 MHz
Memory bandwidth supported by processor (max)Differs59.7 GB/s25.6 GB/s
Memory voltage supported by processorKnown for one1.5 V
Memory3 differ
Maximum internal memoryDiffers32 GB16 GB
Memory slotsDiffers4x DIMM2x DIMM
Memory channelsDiffersQuad-channelDual-channel
Memory layout (slots x size)Known for one4 x 2 GB
Storage3 differ
Total storage capacityDiffers3 TB1 TB
Optical drive typeDiffersBlu-Ray DVD ComboDVD Super Multi DL
Number of HDDs installedKnown for one1
HDD capacityKnown for one1 TB
HDD interfaceDiffersSATASATA II
Card reader integratedKnown for oneNo
HDD sizeKnown for one3.5"
Graphics4 differ
On-board graphics cardDiffersNoYes
Discrete graphics card modelDiffersNVIDIA® GeForce® GTX 770NVIDIA® GeForce® GTX 660
Discrete graphics card memoryDiffers2 GB1.536 GB
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelDiffersNot availableIntel® HD Graphics 4600
Maximum on-board graphics card memoryKnown for one2 GB
Number of displays supported (on-board graphics)Known for one3
On-board graphics card base frequencyKnown for one350 MHz
On-board graphics card dynamic frequency (max)Known for one1200 MHz
On-board graphics card DirectX versionKnown for one11.2/12
On-board graphics card IDKnown for one0x412
On-board graphics card OpenGL versionKnown for one4.3
Discrete graphics memory typeKnown for oneGDDR5
Network1 differ
Wi-FiDiffersNoYes
Top Wi-Fi standardKnown for oneWi-Fi 4 (802.11n)
Wi-Fi standardsKnown for one802.11b, 802.11g, Wi-Fi 4 (802.11n)
Wake-on-LAN readyKnown for oneYes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers60
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers28
HDMI ports quantityDiffers01
Design1 differ
Chassis typeDiffersMidi TowerDesktop
Placement supportedKnown for oneHorizontal/Vertical
Softwareidentical
Trial softwareKnown for oneMicrosoft Office
Drivers includedKnown for oneYes
Processor special features13 differ
Graphics & IMC lithographyKnown for one22 nm
Intel FDI TechnologyDiffersNoYes
Intel Secure Key Technology versionKnown for one1.00
Intel Small Business Advantage (SBA) versionKnown for one1.00
Intel Stable Image Platform Program (SIPP)Known for oneYes
Intel Stable Image Platform Program (SIPP) versionKnown for one1.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel Trusted Execution TechnologyDiffersNoYes
Intel® Active Management Technology (Intel® AMT)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® High Definition Audio (Intel® HD Audio)Known for oneNo
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® OS GuardKnown for oneYes
Intel® Secure KeyKnown for oneYes
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Processor ARK IDDiffers7778075122
Processor codeKnown for oneSR149
Processor package sizeDiffers52.5 x 45.0 mm37.5 x 37.5 mm
Supported instruction setsDiffersAVX, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal solution specificationKnown for onePCG 2013D
Intel® Smart Response TechnologyDiffersYesNo
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Intel Smart Response Technology versionKnown for one1.00
Weight & dimensions4 differ
WidthDiffers250 mm95 mm
DepthDiffers645 mm318 mm
HeightDiffers426 mm343 mm
WeightDiffers20.4 kg5.49 kg
Expansion slotsidentical
PCI Express x1 slotsKnown for one2
PCI Express x16 slotsKnown for one2
Poweridentical
Power supplyKnown for one875 W

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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