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Product comparison · 2 pcs/workstations

Alienware Aurora Intel® Core™ i7 X-series i7-4820K vs Alienware Aurora R4

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  • 107specifications compared
  • 24differ
  • 83identical
  • 35known for one product only

Key differences

  • Processor generation
    • 4th gen Intel® Core™ i7
    • 3rd gen Intel® Core™ i7
  • Processor model
    • i7-4820K
    • i7-3820
  • Processor boost frequency
    • 3.9 GHz
    • 3.8 GHz
  • Processor frequency
    • 3.7 GHz
    • 3.6 GHz
  • Bus type
    • DMI2
    • DMI
  • Processor lithography
    • 22 nm
    • 32 nm
  • PCI Express slots version
    • 3.0
    • 2.0
  • Stepping
    • S1
    • M1

Side by side

Differences highlightedShow differences only
142 specifications
A

Alienware

Aurora Intel® Core™ i7 X-series i7-4820K

Model Aurora

View product
B

Alienware

Aurora R4View product
Processor10 differ
Processor generationDiffers4th gen Intel® Core™ i73rd gen Intel® Core™ i7
Processor modelDiffersi7-4820Ki7-3820
Processor boost frequencyDiffers3.9 GHz3.8 GHz
Processor frequencyDiffers3.7 GHz3.6 GHz
Processor front side busKnown for one1600 MHz
Bus typeDiffersDMI2DMI
FSB ParityKnown for oneNo
Processor lithographyDiffers22 nm32 nm
Processor seriesKnown for oneIntel Core i7-3800 Desktop Series
Processor codenameKnown for oneSandy Bridge E
PCI Express slots versionDiffers3.02.0
CPU multiplier (bus/core ratio)Known for one44
SteppingDiffersS1M1
Memory clock speeds supported by processorDiffers1333,1600,1866 MHz1066,1333,1600 MHz
Memory bandwidth supported by processor (max)Differs59.7 GB/s51.2 GB/s
Memory1 differ
Memory layout (slots x size)Differs4 x 2 GB2 x 4 GB
Memory slotsKnown for one4x DIMM
Storage2 differ
Total storage capacityDiffers2 TB1 TB
Number of HDDs installedKnown for one1
HDD capacityKnown for one1 TB
HDD interfaceDiffersSATASATA II
Card reader integratedKnown for oneYes
HDD speedKnown for one7200 RPM
Graphics2 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® GTX 760NVIDIA® GeForce® GTX 660
Discrete graphics card memoryDiffers1.536 GB1.5 GB
Number of discrete graphics cardsKnown for one1
Performanceidentical
Motherboard chipsetKnown for oneIntel® X79 Express
Networkidentical
Cabling technologyKnown for one10/100/1000Base-T(X)
Ports & interfaces2 differ
DisplayPorts quantityKnown for one1
HDMI ports quantityDiffers01
Line-outKnown for oneYes
DVI portDiffersNoYes
Designidentical
Placement supportedKnown for oneVertical
Cooling typeKnown for oneActive
Liquid cooling systemKnown for oneNo
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 8
Drivers includedKnown for oneYes
Processor special features4 differ
Intel Dual Display Capable TechnologyKnown for oneNo
Intel FDI TechnologyKnown for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneNo
Processor ARK IDDiffers7778163698
Processor codeDiffersSR1AUSR0LD
Supported instruction setsDiffersAES, AVX, SSE4.2AVX, SSE4.2
Intel® Quick Sync Video TechnologyKnown for oneNo
Conflict-Free processorDiffersYesNo
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Rapid Start TechnologyKnown for oneNo
Intel Smart Connect TechnologyKnown for oneNo
Audioidentical
Audio systemKnown for oneHD
Weight & dimensionsidentical
WeightKnown for one20.4 kg
Packaging dataidentical
Package widthKnown for one447.8 mm
Package depthKnown for one866.9 mm
Package heightKnown for one660.4 mm
Packaging content2 differ
Mouse includedDiffersNoYes
Keyboard includedDiffersNoYes
Cables includedKnown for oneAC
ManualKnown for oneYes
Keyboardidentical
Windows keysKnown for oneYes

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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