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Product comparison · 2 pcs/workstations

Alienware Steam Machine vs Alienware X51 R3

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  • 138specifications compared
  • 57differ
  • 81identical
  • 40known for one product only

Key differences

  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor generation
    • 4th gen Intel® Core™ i7
    • 6th gen Intel® Core™ i5
  • Processor model
    • i7-4785T
    • i5-6600K
  • Processor threads
    • 8
    • 4
  • Processor boost frequency
    • 3.2 GHz
    • 3.9 GHz
  • Processor frequency
    • 2.2 GHz
    • 3.5 GHz
  • Processor cache
    • 8 MB
    • 6 MB
  • Bus type
    • DMI
    • DMI3

Side by side

Differences highlightedShow differences only
178 specifications
A

Alienware

Steam MachineView product
B

Alienware

X51 R3View product
Processor18 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffers4th gen Intel® Core™ i76th gen Intel® Core™ i5
Processor modelDiffersi7-4785Ti5-6600K
Processor threadsDiffers84
Processor boost frequencyDiffers3.2 GHz3.9 GHz
Processor frequencyDiffers2.2 GHz3.5 GHz
Processor cacheDiffers8 MB6 MB
Bus typeDiffersDMIDMI3
System bus rateKnown for one5 GT/s
Processor lithographyDiffers22 nm14 nm
Processor seriesDiffersIntel Core i7-4700 Desktop seriesIntel Core i5-6600 Desktop Series
Processor codenameDiffersHaswellSkylake
Thermal Design Power (TDP)Differs35 W91 W
TcaseDiffers66.35 °C64 °C
Processor socketDiffersLGA 1150 (Socket H3)LGA 1151 (Socket H4)
SteppingDiffersC0R0
Memory types supported by processorDiffersDDR3-SDRAMDDR3L-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processorDiffers1333,1600 MHz1600,2133 MHz
Memory bandwidth supported by processor (max)Differs25.6 GB/s34.2 GB/s
Memory voltage supported by processorKnown for one1.5 V
Memory2 differ
Maximum internal memoryKnown for one16 GB
Internal memory typeDiffersDDR3L-SDRAMDDR4-SDRAM
Memory slotsKnown for one2x SO-DIMM
Memory clock speedDiffers1600 MHz2133 MHz
Storageidentical
HDD sizeKnown for one2.5"
Card reader integratedKnown for oneNo
Graphics8 differ
Discrete graphics card memoryDiffers2 GB4 GB
Discrete graphics memory typeDiffersGDDR5GDDR3
On-board graphics card modelDiffersIntel® HD Graphics 4600Intel® HD Graphics 530
Maximum on-board graphics card memoryDiffers1.7 GB1.74 GB
On-board graphics card dynamic frequency (max)Differs1200 MHz1150 MHz
On-board graphics card DirectX versionDiffers11.112.0
On-board graphics card IDDiffers0x4121912
On-board graphics card OpenGL versionDiffers4.04.3
Discrete graphics card modelKnown for oneNVIDIA® GeForce® GTX 745
Number of discrete graphics cardsKnown for one1
NVIDIA G-SYNCKnown for oneYes
Number of execution unitsKnown for one24
Graphics card DVI-D ports quantityKnown for one1
Graphics card HDMI ports quantityKnown for one1
Graphics card VGA (D-Sub) ports quantityKnown for one1
Performance2 differ
Product typeDiffersMini PCPC
Motherboard chipsetDiffersIntel® H81Intel® Z170
Motherboard form factorKnown for onemini ITX
Network2 differ
Wi-Fi standardsDiffers802.11a, 802.11g, Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)Wi-Fi 5 (802.11ac)
Bluetooth versionDiffers4.04.2
Ports & interfaces5 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers02
Thunderbolt ports quantityKnown for one0
Thunderbolt 2 ports quantityKnown for one0
HDMI ports quantityDiffers21
HDMI versionKnown for one1.4a
Headphone outputsDiffers01
Microphone inDiffersNoYes
S/PDIF out portKnown for oneYes
DC-in jackKnown for oneYes
Line-inKnown for oneYes
Poweridentical
Power supplyKnown for one130 W
Power supply input voltageKnown for one100 - 240 V
Power supply input frequencyKnown for one50 - 60 Hz
Design1 differ
Chassis typeKnown for oneDesktop
Placement supportedDiffersHorizontalHorizontal/Vertical
Cable lock slotKnown for oneNo
Software1 differ
Operating system installedDiffersSteam OSWindows 10 Home
Operating system architectureKnown for one64-bit
Drivers includedKnown for oneYes
Processor special features14 differ
Graphics & IMC lithographyDiffers22 nm14 nm
Intel Clear Video TechnologyDiffersNoYes
Intel FDI TechnologyDiffersYesNo
Intel Fast Memory AccessDiffersNoYes
Intel Stable Image Platform Program (SIPP)DiffersYesNo
Intel Stable Image Platform Program (SIPP) versionDiffers1.000.00
Intel TSX-NIDiffersNoYes
Intel TSX-NI versionDiffers0.001.00
Intel Trusted Execution TechnologyDiffersYesNo
Intel® Built-in Visuals TechnologyKnown for oneYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)DiffersNoYes
Intel® Small Business Advantage (Intel® SBA)DiffersYesNo
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers8081488191
Processor codeKnown for oneSR1QU
Thermal solution specificationDiffersPCG 2013APCG 2015D
Intel® Hyper Threading Technology (Intel® HT Technology)DiffersYesNo
Intel Software Guard Extensions (Intel SGX)Known for oneYes
Audioidentical
Audio systemKnown for oneHD
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-15.24 - 3048 m
Non-operating altitudeKnown for one-15.24 - 10668 m
Weight & dimensions4 differ
WidthDiffers200 mm95 mm
DepthDiffers200 mm318 mm
HeightDiffers55 mm343 mm
WeightDiffers1.81 kg5.49 kg
Packaging contentidentical
Cables includedKnown for oneAC
AC adapter includedKnown for oneYes

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