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Product comparison · 2 pcs/workstations

Alienware Area 51 R2 vs HP 400 G2.5 SFF + EliteDisplay E231

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  • 108specifications compared
  • 62differ
  • 46identical
  • 85known for one product only

Key differences

  • Processor family
    • Intel® Core™ i7 X-series
    • Intel® Core™ i3
  • Processor generation
    • 5th gen Intel® Core™ i7
    • 4th gen Intel® Core™ i3
  • Processor model
    • i7-5930K
    • i3-4170
  • Processor cores
    • 6
    • 2
  • Processor threads
    • 12
    • 4
  • Processor frequency
    • 3.5 GHz
    • 3.7 GHz
  • Processor cache
    • 15 MB
    • 3 MB
  • Processor cache type
    • Smart Cache
    • L3

Side by side

Differences highlightedShow differences only
193 specifications
A

Alienware

Area 51 R2View product
B

HP

400 G2.5 SFF + EliteDisplay E231View product
Processor23 differ
Processor familyDiffersIntel® Core™ i7 X-seriesIntel® Core™ i3
Processor generationDiffers5th gen Intel® Core™ i74th gen Intel® Core™ i3
Processor modelDiffersi7-5930Ki3-4170
Processor coresDiffers62
Processor threadsDiffers124
Processor frequencyDiffers3.5 GHz3.7 GHz
Processor cacheDiffers15 MB3 MB
Processor cache typeDiffersSmart CacheL3
Bus typeDiffersQPIDMI2
System bus rateDiffers0 GT/s5 GT/s
Processor operating modesDiffers64-bit32-bit, 64-bit
Processor seriesDiffersIntel Core i7-5900 Desktop SeriesIntel Core i3-4100 Desktop series
Processor codenameDiffersHaswell EHaswell
Thermal Design Power (TDP)Differs140 W54 W
TcaseDiffers66.8 °C72 °C
Maximum number of PCI Express lanesDiffers4016
PCI Express configurationsKnown for one1x16, 2x8, 1x8+2x4
Processor socketDiffersLGA 2011-v3LGA 1150 (Socket H3)
SteppingDiffersR2C0
Maximum internal memory supported by processorDiffers64 GB32 GB
Memory types supported by processorDiffersDDR4-SDRAMDDR3-SDRAM, DDR3L-SDRAM
Memory clock speeds supported by processorDiffers1333,1600,2133 MHz1333,1600 MHz
Memory bandwidth supported by processor (max)Differs68 GB/s25.6 GB/s
ECC supported by processorDiffersNoYes
Memory voltage supported by processorKnown for one1.5 V
Processor boost frequencyKnown for one3.7 GHz
Memory7 differ
Internal memoryDiffers16 GB4 GB
Maximum internal memoryDiffers32 GB16 GB
Internal memory typeDiffersDDR4-SDRAMDDR3L-SDRAM
Memory layout (slots x size)Differs2 x 8 GB1 x 4 GB
Memory slotsDiffers4x DIMM2x DIMM
Memory clock speedDiffers2133 MHz1600 MHz
Memory channelsDiffersQuad-channelDual-channel
Storage5 differ
Total storage capacityDiffers4.25 TB500 GB
Optical drive typeDiffersBlu-Ray ROMDVD Super Multi
Storage mediaDiffersHDD+SSDHDD
HDD capacityDiffers4 TB500 GB
HDD interfaceDiffersSATA IIISATA
HDD speedKnown for one7200 RPM
Number of storage drives installedKnown for one2
HDD sizeKnown for one3.5"
Number of SSDs installedKnown for one1
SSD capacityKnown for one256 GB
Card reader integratedKnown for oneYes
Compatible memory cardsKnown for oneMMC, MMC+, MS PRO, MS PRO Duo, Memory Stick (MS), SD, SDHC, SDIO, SDXC
Graphics3 differ
On-board graphics cardDiffersNoYes
Discrete graphics card modelDiffersNVIDIA® GeForce® GTX 970Not available
On-board graphics card familyKnown for oneIntel® HD Graphics
On-board graphics card modelDiffersNot availableIntel® HD Graphics 4400
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 one41
On-board graphics card OpenGL versionKnown for one4.3
Discrete graphics card memoryKnown for one4 GB
Discrete graphics memory typeKnown for oneGDDR5
Number of discrete graphics cardsKnown for one1
CUDAKnown for oneYes
Performance1 differ
Motherboard chipsetDiffersIntel® X99Intel® H81
Password protectionKnown for oneYes
Audio output channelsKnown for one5.1 channels
Optical driveidentical
BD interface typeKnown for oneSATA
Network1 differ
Wi-FiDiffersYesNo
Top Wi-Fi standardKnown for oneWi-Fi 5 (802.11ac)
Wi-Fi standardsKnown for one802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
BluetoothKnown for oneYes
Bluetooth versionKnown for one4.0
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers46
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers62
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one0
DisplayPorts quantityKnown for one1
HDMI ports quantityKnown for one0
VGA (D-Sub) ports quantityKnown for one1
PS/2 ports quantityKnown for one2
S/PDIF out portKnown for oneYes
Expansion slotsidentical
Number of 3.5" baysKnown for one1
PCI Express x1 slotsKnown for one1
PCI Express x16 slotsKnown for one1
PCI Express x1 (Gen 2.x) slotsKnown for one1
PCI Express x4 (Gen 2.x) slotsKnown for one1
PCI Express x16 (Gen 3.x) slotsKnown for one3
Power1 differ
Power supplyDiffers1500 W180 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz
Design2 differ
Chassis typeDiffersTowerSFF
Liquid cooling systemKnown for oneNo
Product colourDiffersBlack, SilverBlack
Country of originKnown for oneChina
Placement supportedKnown for oneVertical
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Software1 differ
Operating system installedDiffersWindows 10 HomeWindows 7 Professional
Recovery operating systemKnown for oneWindows 10 Pro
Display1 differ
Display includedDiffersNoYes
Display diagonalKnown for one58.4 cm (23")
Display typeKnown for oneLED
Full HDKnown for oneYes
Display resolutionKnown for one1920 x 1080 pixels
Native aspect ratioKnown for one16:9
Contrast ratio (typical)Known for one1000:1
Display brightnessKnown for one250 cd/m²
Viewing angle, horizontalKnown for one170°
Viewing angle, verticalKnown for one160°
Processor special features10 differ
Graphics & IMC lithographyKnown for one22 nm
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 oneNo
Intel Stable Image Platform Program (SIPP) versionKnown for one0.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® Clear Video HD Technology (Intel® CVT HD)DiffersNoYes
Intel® InTru™ 3D TechnologyDiffersNoYes
Intel® Secure KeyKnown for oneYes
Intel® Wireless Display (Intel® WiDi)DiffersNoYes
Processor ARK IDDiffers8293177490
Processor codeDiffersSR20RSR1PL
Processor package sizeDiffers52.5 x 45.0 mm37.5 x 37.5 mm
Supported instruction setsDiffersSSE4.2, AVX 2.0, AESAVX 2.0, SSE4.1, SSE4.2
Thermal solution specificationKnown for onePCG 2013C
Intel® Turbo Boost TechnologyDiffers2.0No
Intel® Quick Sync Video TechnologyDiffersNoYes
Intel HD GraphicsKnown for oneNo
Intel Identity Protection Technology versionKnown for one1.00
Intel Smart Response Technology versionKnown for one1.00
Intel® Smart Response TechnologyKnown for oneYes
Intel® Identity Protection Technology (Intel® IPT)Known for oneYes
Audio1 differ
Audio systemDiffersCreative Sound Core3DHD
Weight & dimensions4 differ
WidthDiffers639 mm270 mm
DepthDiffers272.7 mm317.9 mm
HeightDiffers570 mm95 mm
WeightDiffers28 kg4.5 kg
Packaging contentidentical
Mouse includedKnown for oneYes
Keyboard includedKnown for oneYes
Cables includedKnown for oneAC
AC adapter includedKnown for oneYes
ManualKnown for oneYes
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
Intel segment taggingKnown for oneEnterprise, Small Business
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Storage temperature (T-T)Known for one-40 - 65 °C
Operating relative humidity (H-H)Known for one10 - 90%
Storage relative humidity (H-H)Known for one0 - 95%
Operating altitudeKnown for one-15.2 - 3048 m
Non-operating altitudeKnown for one-15.2 - -10668 m

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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