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Product comparison · 2 laptops

ASUS Zenbook UX31E-DH53 laptop Intel® Core™ i5 i5-2557M vs ASUS Zenbook UX31E-DH72 laptop Intel® Core™ i7 i7-2677M

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  • 146specifications compared
  • 10differ
  • 136identical
  • 3known for one product only

Key differences

  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 2nd gen Intel® Core™ i5
    • 2nd gen Intel® Core™ i7
  • Processor model
    • i5-2557M
    • i7-2677M
  • Processor boost frequency
    • 2.7 GHz
    • 2.9 GHz
  • Processor frequency
    • 1.7 GHz
    • 1.8 GHz
  • Processor cache
    • 3 MB
    • 4 MB
  • CPU multiplier (bus/core ratio)
    • 17
    • 18
  • Ethernet LAN (RJ-45) ports
    • 0
    • 1

Side by side

Differences highlightedShow differences only
149 specifications
A

ASUS

Zenbook UX31E-DH53 laptop Intel® Core™ i5 i5-2557M

Model UX31E-DH53

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B

ASUS

Zenbook UX31E-DH72 laptop Intel® Core™ i7 i7-2677M

Model UX31E-DH72

View product
Designidentical
Product colourAluminium, MetallicAluminium, Metallic
Form factorClamshellClamshell
Housing materialAluminium, MetalAluminium, Metal
Displayidentical
Display diagonal33.8 cm (13.3")33.8 cm (13.3")
Display resolution1600 x 900 pixels1600 x 900 pixels
HD typeHD+HD+
LED backlightYesYes
Native aspect ratio16:916:9
Processor8 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers2nd gen Intel® Core™ i52nd gen Intel® Core™ i7
Processor modelDiffersi5-2557Mi7-2677M
Processor cores22
Processor threads44
Processor boost frequencyDiffers2.7 GHz2.9 GHz
Processor frequencyDiffers1.7 GHz1.8 GHz
System bus rate5 GT/s5 GT/s
Processor cacheDiffers3 MB4 MB
Processor cache typeL3L3
Processor socketBGA 1023BGA 1023
Processor lithography32 nm32 nm
Processor operating modes64-bit64-bit
Processor seriesDiffersIntel Core i5-2500 Mobile SeriesIntel Core i7-2600 Mobile Series
Processor codenameSandy BridgeSandy Bridge
Bus typeDMIDMI
FSB ParityNoNo
SteppingJ1J1
Thermal Design Power (TDP)17 W17 W
Tjunction100 °C100 °C
Maximum number of PCI Express lanes1616
PCI Express configurations1x8, 1x16, 2x4, 2x81x8, 1x16, 2x4, 2x8
PCI Express slots version2.02.0
CPU multiplier (bus/core ratio)Differs1718
ECC supported by processorNoNo
Memoryidentical
Internal memory4 GB4 GB
Internal memory typeDDR3-SDRAMDDR3-SDRAM
Memory clock speed1333 MHz1333 MHz
Storageidentical
Total storage capacity256 GB256 GB
Storage mediaSSDSSD
SSD capacity256 GB256 GB
SSD interfaceSATA IIISATA III
Optical drive typeNoNo
Card reader integratedYesYes
Compatible memory cardsMMC, SDMMC, SD
Graphicsidentical
On-board graphics cardYesYes
Discrete graphics cardNoNo
Discrete graphics card modelNot availableNot available
Graphics card familyIntelIntel
On-board graphics card familyIntel® HD GraphicsIntel® HD Graphics
On-board graphics card modelIntel® HD Graphics 3000Intel® HD Graphics 3000
On-board graphics card base frequency350 MHz350 MHz
On-board graphics card dynamic frequency (max)1200 MHz1200 MHz
On-board graphics card ID0x1160x116
Audioidentical
Audio systemSonicMasterSonicMaster
Built-in microphoneYesYes
Cameraidentical
Front camera resolution (numeric)0.3 MP0.3 MP
Optical driveidentical
LightScribeNoNo
Networkidentical
Wi-FiYesYes
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
Ethernet LANNoNo
BluetoothYesYes
Bluetooth version4.04.0
Integrated 4G WiMAXYesYes
Ports & interfaces1 differ
USB 2.0 ports quantity11
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity11
eSATA/USB 2.0 ports quantity00
eSATA/USB 3.2 Gen 1 (3.1 Gen 1) ports quantity00
eSATA ports quantity00
Ethernet LAN (RJ-45) portsDiffers01
HDMI ports quantity00
DisplayPorts quantity00
DVI portNoNo
VGA (D-Sub) ports quantity00
Firewire (IEEE 1394) ports00
Thunderbolt ports quantity00
Micro HDMI ports quantity11
Mini VGA ports quantity11
Headphone outputs11
S/PDIF out portNoNo
Microphone inYesYes
Docking connectorNoNo
ExpressCard slotNoNo
CardBus PCMCIA slots quantity00
CardBus PCMCIA slot typeNoNo
SmartCard slotNoNo
TV-outNoNo
Performanceidentical
Motherboard chipsetIntel QS67 ExpressIntel QS67 Express
Keyboardidentical
Pointing deviceTouchpadTouchpad
Numeric keypadNoNo
Keyboard layoutKnown for oneQWERTY
Softwareidentical
Operating system installedWindows 7 Home PremiumWindows 7 Home Premium
Operating system architecture64-bit64-bit
Processor special features1 differ
Intel® Wireless Display (Intel® WiDi)YesYes
CPU configuration (max)11
Embedded options availableNoNo
Enhanced Intel SpeedStep TechnologyYesYes
Execute Disable BitYesYes
Graphics & IMC lithography32 nm32 nm
Idle StatesYesYes
Intel 64YesYes
Intel Clear Video TechnologyNoNo
Intel Demand Based SwitchingNoNo
Intel Dual Display Capable TechnologyYesYes
Intel Enhanced Halt StateYesYes
Intel FDI TechnologyYesYes
Intel Fast Memory AccessYesYes
Intel Flex Memory AccessYesYes
Intel Identity Protection Technology version1.001.00
Intel Rapid Storage TechnologyNoNo
Intel Trusted Execution TechnologyYesYes
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® Anti-Theft Technology (Intel® AT)YesYes
Intel® Clear Video HD Technology (Intel® CVT HD)YesYes
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)NoNo
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Identity Protection Technology (Intel® IPT)YesYes
Intel® InTru™ 3D TechnologyYesYes
Intel® Insider™YesYes
Intel® My WiFi Technology (Intel® MWT)YesYes
Intel® Quick Sync Video TechnologyYesYes
Intel® Turbo Boost Technology2.02.0
Processor ARK IDDiffers5462054617
Processor package size31.0 x 24.0 (BGA1023)31.0 x 24.0 (BGA1023)
Supported instruction setsAVXAVX
Thermal Monitoring TechnologiesYesYes
Conflict-Free processorNoNo
Batteryidentical
Battery technologyLithium Polymer (LiPo)Lithium Polymer (LiPo)
Battery capacity50 Wh50 Wh
Battery life (max)7 h7 h
Poweridentical
AC adapter power45 W45 W
AC adapter frequency50 - 60 Hz50 - 60 Hz
AC adapter output currentKnown for one2.37 A
AC adapter output voltageKnown for one19 V
DC-in jackYesYes
Securityidentical
Cable lock slotNoNo
Sustainabilityidentical
Sustainability certificatesEPEAT Gold, ENERGY STAREPEAT Gold, ENERGY STAR
Weight & dimensionsidentical
Weight1.3 kg1.3 kg
Width325 mm325 mm
Depth223 mm223 mm
Height (front)3 mm3 mm
Height (rear)1.7 cm1.7 cm
Packaging contentidentical
AC adapter includedYesYes
Other featuresidentical
Infrared data portNoNo
Power requirements100 - 240 V AC100 - 240 V AC
Intel segment taggingEnterpriseEnterprise
Supplied AC adapter typeACAC

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