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Product comparison · 2 pcs/workstations

Alienware AAR4-1428BK vs Alienware AR3

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  • 110specifications compared
  • 40differ
  • 70identical
  • 40known for one product only

Key differences

  • Processor family
    • Intel® Core™ i7 X-series
    • Intel® Core™ i7
  • Processor generation
    • 3rd gen Intel® Core™ i7
    • 2nd gen Intel® Core™ i7
  • Processor model
    • i7-3820
    • i7-2600
  • Processor frequency
    • 3.6 GHz
    • 3.4 GHz
  • Processor cache
    • 10 MB
    • 8 MB
  • Processor codename
    • Sandy Bridge E
    • Sandy Bridge
  • Thermal Design Power (TDP)
    • 130 W
    • 95 W
  • Tcase
    • 66.8 °C
    • 72.6 °C

Side by side

Differences highlightedShow differences only
150 specifications
A

Alienware

Alienware AAR4-1428BKView product
B

Alienware

Alienware AR3View product
Processor16 differ
Processor familyDiffersIntel® Core™ i7 X-seriesIntel® Core™ i7
Processor generationDiffers3rd gen Intel® Core™ i72nd gen Intel® Core™ i7
Processor modelDiffersi7-3820i7-2600
Processor frequencyDiffers3.6 GHz3.4 GHz
Processor cacheDiffers10 MB8 MB
Processor seriesDiffersIntel Core i7-3800 Desktop SeriesIntel Core i7-2600 Desktop Series
Processor codenameDiffersSandy Bridge ESandy Bridge
Thermal Design Power (TDP)Differs130 W95 W
TcaseDiffers66.8 °C72.6 °C
Maximum number of PCI Express lanesDiffers4016
Processor socketDiffersLGA 2011 (Socket R)LGA 1155 (Socket H2)
CPU multiplier (bus/core ratio)Differs4434
SteppingDiffersM1D2
Maximum internal memory supported by processorDiffers64 GB32 GB
Memory clock speeds supported by processorDiffers1066,1333,1600 MHz1066,1333 MHz
Memory bandwidth supported by processor (max)Differs51.2 GB/s21 GB/s
Processor front side busKnown for one1600 MHz
Maximum number of SMP processorsKnown for one1
Memory3 differ
Internal memoryDiffers8 GB12 GB
Memory clock speedDiffers1600 MHz1333 MHz
Memory channelsDiffersQuad-channelDual-channel
Storage2 differ
Optical drive typeDiffersDVD Super Multi DLDVD-RW
Storage mediaKnown for oneHDD
HDD interfaceDiffersSATASATA II
RAID levelsKnown for one0, 1, 1+0
Number of HDDs installedKnown for one1
Graphicsidentical
On-board graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA® GeForce® GTX 580
Discrete graphics memory typeKnown for oneGDDR5
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelKnown for oneIntel® HD Graphics 2000
Number of displays supported (on-board graphics)Known for one2
On-board graphics card base frequencyKnown for one850 MHz
On-board graphics card dynamic frequency (max)Known for one1350 MHz
On-board graphics card IDKnown for one0x102
Graphics card familyKnown for oneIntel, NVIDIA
Performance1 differ
Motherboard chipsetDiffersIntel® X79 ExpressIntel® P67
Compatible processor seriesKnown for oneIntel® Core™ i5, Intel® Core™ i7
Motherboard form factorKnown for onemicro ATX
Audio output channelsKnown for one7.1 channels
Networkidentical
Wake-on-LAN readyKnown for oneYes
BluetoothKnown for oneNo
Copper ethernet cabling technologyKnown for one1000BASE-T, 1000BASE-TX, 100BASE-T, 100BASE-TX, 10BASE-T
Ethernet interface typeKnown for oneGigabit Ethernet
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers68
HDMI ports quantityKnown for one1
Combo headphone/mic portKnown for oneNo
Headphone outputsDiffers15
Firewire (IEEE 1394) portsDiffers01
eSATA ports quantityKnown for one1
DC-in jackKnown for oneYes
SmartCard slotKnown for oneNo
Line-outKnown for oneYes
Headphone connectivityKnown for one3.5 mm
Microphone connectivityKnown for one3.5 mm
Softwareidentical
Compatible operating systemsKnown for oneWindows 7 Home Premium (64-bit) Windows 7 Professional (64-bit) Windows 7 Ultimate (64-bit)
Mac compatibilityKnown for oneNo
Processor special features15 differ
Embedded options availableDiffersNoYes
Intel Dual Display Capable TechnologyDiffersNoYes
Intel FDI TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel Trusted Execution TechnologyDiffersNoYes
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Insider™DiffersNoYes
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Processor ARK IDDiffers6369852213
Processor codeDiffersSR0LDSR00B
Processor package sizeDiffers52.5 x 45.0 mm37.5 x 37.5 mm
Supported instruction setsDiffersAVX, SSE4.2AVX
Intel® Smart Response TechnologyDiffersYesNo
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel Smart Response Technology versionKnown for one1.00
Intel® Smart CacheKnown for oneYes
Weight & dimensionsidentical
Dimensions (WxDxH)Known for one250 x 645 x 426 mm
Packaging contentidentical
Cables includedKnown for oneAC
AC adapter includedKnown for oneYes
Poweridentical
Power supplyKnown for one875 W
Audioidentical
Audio systemKnown for oneHD

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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