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Product comparison · 2 pcs/workstations

Alienware Aurora Intel® Core™ i7 X-series i7-4820K vs HP ProDesk 400 G1 Small Form Factor PC (ENERGY STAR)

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  • 106specifications compared
  • 51differ
  • 55identical
  • 73known for one product only

Key differences

  • Processor family
    • Intel® Core™ i7 X-series
    • Intel® Core™ i5
  • Processor generation
    • 4th gen Intel® Core™ i7
    • 4th gen Intel® Core™ i5
  • Processor model
    • i7-4820K
    • i5-4570
  • Processor threads
    • 8
    • 4
  • Processor boost frequency
    • 3.9 GHz
    • 3.6 GHz
  • Processor frequency
    • 3.7 GHz
    • 3.2 GHz
  • Processor cache
    • 10 MB
    • 6 MB
  • Processor lithography
    • 22 nm
    • 28 nm

Side by side

Differences highlightedShow differences only
179 specifications
A

Alienware

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

Model Aurora

View product
B

HP

ProDesk 400 G1 Small Form Factor PC (ENERGY STAR)View product
Processor16 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i7 X-seriesIntel® Core™ i5
Processor generationDiffers4th gen Intel® Core™ i74th gen Intel® Core™ i5
Processor modelDiffersi7-4820Ki5-4570
Processor cores44
Processor threadsDiffers84
Processor boost frequencyDiffers3.9 GHz3.6 GHz
Processor frequencyDiffers3.7 GHz3.2 GHz
Processor cacheDiffers10 MB6 MB
Processor cache typeSmart CacheSmart Cache
Bus typeDMI2DMI2
FSB ParityKnown for oneNo
System bus rate5 GT/s5 GT/s
Processor lithographyDiffers22 nm28 nm
Processor operating modes64-bit64-bit
Processor seriesKnown for oneIntel Core i5-4500 Desktop Series
Processor codenameKnown for oneHaswell
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
PCI Express slots version3.03.0
Number of QPI linksKnown for one0
Number of processors installed11
Processor socketDiffersLGA 2011 (Socket R)LGA 1150 (Socket H3)
SteppingDiffersS1C0
Maximum internal memory supported by processorDiffers64 GB32 GB
Memory types supported by processorDDR3-SDRAMDDR3-SDRAM
Memory clock speeds supported by processorDiffers1333,1600,1866 MHz1333,1600 MHz
Memory bandwidth supported by processor (max)Differs59.7 GB/s25.6 GB/s
ECC supported by processorNoNo
Memory4 differ
Internal memoryDiffers8 GB4 GB
Maximum internal memoryDiffers32 GB16 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory layout (slots x size)Differs4 x 2 GB1 x 4 GB
Memory slotsKnown for one2x DIMM
Memory clock speed1600 MHz1600 MHz
Memory channelsDiffersQuad-channelDual-channel
Storage2 differ
Total storage capacityDiffers2 TB500 GB
Optical drive typeDiffersDVD Super Multi DLDVD Super Multi
Storage mediaHDDHDD
Number of storage drives installedKnown for one1
Total HDDs capacityKnown for one500 GB
HDD capacityKnown for one500 GB
HDD interfaceSATASATA
HDD speed7200 RPM7200 RPM
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneMMC, SD, SDXC, SDHC
Graphics3 differ
On-board graphics cardDiffersNoYes
Discrete graphics card modelDiffersNVIDIA® GeForce® GTX 760Not available
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelDiffersNot availableIntel® HD Graphics 4600
On-board graphics card memoryKnown for one1.7 GB
Maximum on-board graphics card memoryKnown for one1.74 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 one1150 MHz
On-board graphics card DirectX versionKnown for one11.1
On-board graphics card IDKnown for one0x412
Discrete graphics card memoryKnown for one1.536 GB
Discrete graphics memory typeKnown for oneGDDR5
Performanceidentical
Product typePCPC
Motherboard chipsetKnown for oneIntel® H81
Motherboard form factorKnown for onemicro ATX
Audio output channelsKnown for one7.1 channels
Optical driveidentical
Optical drives quantity11
LightScribeKnown for oneNo
Networkidentical
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Wi-FiNoNo
Wi-Fi standardsKnown for oneNot supported
BluetoothKnown for oneNo
Ports & interfaces4 differ
USB 2.0 ports quantity66
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity22
Thunderbolt ports quantityKnown for one0
Thunderbolt 2 ports quantityKnown for one0
DisplayPorts quantityKnown for one0
HDMI ports quantity00
Ethernet LAN (RJ-45) ports11
Combo headphone/mic portKnown for oneNo
Headphone outputs11
Line-outKnown for oneYes
Line-inYesYes
Microphone inYesYes
VGA (D-Sub) ports quantityDiffers01
DVI portDiffersNoYes
Mini HDMI ports quantityKnown for one0
Mini DisplayPorts quantityKnown for one0
PS/2 ports quantityDiffers02
S/PDIF out portDiffersYesNo
DC-in jackKnown for oneNo
SmartCard slotKnown for oneNo
Serial ports quantityKnown for one1
Expansion slots1 differ
PCI Express x1 slotsDiffers23
PCI Express x16 slotsKnown for one2
Power1 differ
Power supplyDiffers875 W240 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz
Design1 differ
Chassis typeDiffersMidi TowerSFF
Product colourBlackBlack
Country of originKnown for oneChina
Liquid cooling systemKnown for oneNo
Software1 differ
Operating system installedDiffersWindows 7 Home PremiumWindows 7 Professional
Operating system architecture64-bit64-bit
Recovery operating systemKnown for oneWindows 8.1 Pro
Displayidentical
Display includedNoNo
Processor special features12 differ
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithographyKnown for one22 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyKnown for oneYes
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyKnown for oneYes
Intel Fast Memory AccessNoNo
Intel Flex Memory AccessNoNo
Intel Identity Protection Technology version1.001.00
Intel Rapid Storage TechnologyNoNo
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 VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Active Management Technology (Intel® AMT)Known for oneNo
Intel® Clear Video HD Technology (Intel® CVT HD)Known for oneYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® High Definition Audio (Intel® HD Audio)Known for oneNo
Intel® InTru™ 3D TechnologyKnown for oneYes
Intel® Insider™DiffersNoYes
Intel® Matrix Storage Technology (Intel® MST)Known for oneNo
Intel® OS GuardKnown for oneYes
Intel® Secure KeyKnown for oneYes
Intel® Small Business Advantage (Intel® SBA)DiffersNoYes
Intel® Smart CacheYesYes
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Processor ARK IDDiffers7778175043
Processor codeDiffersSR1AUSR14E
Processor package sizeDiffers52.5 x 45.0 mm37.5 x 37.5 mm
ScalabilityKnown for one1S
Supported instruction setsDiffersAES, AVX, SSE4.2AVX 2.0, SSE4.1, SSE4.2
Thermal Monitoring TechnologiesYesYes
Thermal solution specificationKnown for onePCG 2013D
Intel® Smart Response TechnologyDiffersYesNo
Intel® Rapid Start TechnologyNoNo
Intel® Turbo Boost Technology2.02.0
Intel Smart Connect TechnologyNoNo
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Intel® Quick Sync Video TechnologyKnown for oneYes
Intel® My WiFi Technology (Intel® MWT)DiffersNoYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® Anti-Theft Technology (Intel® AT)DiffersNoYes
Conflict-Free processorYesYes
Intel Smart Response Technology versionKnown for one1.00
Audioidentical
Audio systemKnown for oneDTS Studio Sound
Operational conditionsidentical
Operating temperature (T-T)Known for one10 - 35 °C
Storage temperature (T-T)Known for one-20 - 60 °C
Operating relative humidity (H-H)Known for one10 - 90%
Storage relative humidity (H-H)Known for one5 - 90%
Weight & dimensions4 differ
WidthDiffers250 mm182.8 mm
DepthDiffers645 mm40 mm
HeightDiffers426 mm357 mm
WeightDiffers20.4 kg7.14 kg
Packaging content2 differ
Mouse includedDiffersNoYes
Keyboard includedDiffersNoYes
AC adapter includedKnown for oneNo
Certificatesidentical
Compliance certificatesKnown for oneRoHS
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Silver, ENERGY STAR
Other featuresidentical
Intel segment taggingKnown for oneEnterprise, Small Business

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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