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Product comparison · 2 laptops

ASUS U31SG-RO046X laptop Intel® Core™ i3 i3-2350M vs ASUS Zenbook UX31E Intel® Core™ i5 i5-2557M

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  • 129specifications compared
  • 42differ
  • 87identical
  • 32known for one product only

Key differences

  • Product colour
    • Black
    • Aluminium, Metallic
  • Display resolution
    • 1366 x 768 pixels
    • 1600 x 900 pixels
  • LED backlight
    • No
    • Yes
  • Processor family
    • Intel® Core™ i3
    • Intel® Core™ i5
  • Processor generation
    • 2nd gen Intel® Core™ i3
    • 2nd gen Intel® Core™ i5
  • Processor model
    • i3-2350M
    • i5-2557M
  • Processor frequency
    • 2.3 GHz
    • 1.7 GHz
  • Processor cache type
    • Smart Cache
    • L3

Side by side

Differences highlightedShow differences only
161 specifications
A

ASUS

U31SG-RO046X laptop Intel® Core™ i3 i3-2350M

Model U31SG-RO046X

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B

ASUS

Zenbook UX31E Intel® Core™ i5 i5-2557M

Model UX31E

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Design1 differ
Product colourDiffersBlackAluminium, Metallic
Housing materialKnown for oneAluminium, Metal
Display2 differ
Display resolutionDiffers1366 x 768 pixels1600 x 900 pixels
HD typeKnown for oneHD+
LED backlightDiffersNoYes
Processor11 differ
Processor familyDiffersIntel® Core™ i3Intel® Core™ i5
Processor generationDiffers2nd gen Intel® Core™ i32nd gen Intel® Core™ i5
Processor modelDiffersi3-2350Mi5-2557M
Processor boost frequencyKnown for one2.7 GHz
Processor frequencyDiffers2.3 GHz1.7 GHz
Processor cache typeDiffersSmart CacheL3
Processor socketDiffersSocket 988BGA 1023
Processor seriesDiffersIntel Core i3-2300 Mobile SeriesIntel Core i5-2500 Mobile Series
Thermal Design Power (TDP)Differs35 W17 W
TjunctionDiffers85 °C100 °C
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x41x8, 1x16, 2x4, 2x8
CPU multiplier (bus/core ratio)Differs2317
Memoryidentical
Memory slotsKnown for one2x SO-DIMM
Maximum internal memoryKnown for one8 GB
Storage3 differ
Total storage capacityDiffers320 GB256 GB
Storage mediaDiffersHDDSSD
SSD capacityKnown for one256 GB
SSD interfaceKnown for oneSATA II
Compatible memory cardsDiffersMemory Stick (MS), MMC, SDMMC, SD
Number of HDDs installedKnown for one1
HDD capacityKnown for one320 GB
HDD interfaceKnown for oneSATA
HDD sizeKnown for one2.5"
Graphics2 differ
Discrete graphics cardKnown for oneNo
Discrete graphics card modelKnown for oneNot available
On-board graphics card base frequencyDiffers650 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs1150 MHz1200 MHz
Audio1 differ
Audio systemKnown for oneSonicMaster
Speakers manufacturerDiffersAltec LansingBang & Olufsen
Network2 differ
Ethernet LANDiffersYesNo
BluetoothDiffersNoYes
Bluetooth versionKnown for one4.0
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ports & interfaces8 differ
USB 2.0 ports quantityDiffers31
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers01
Ethernet LAN (RJ-45) portsDiffers10
HDMI ports quantityDiffers10
VGA (D-Sub) ports quantityDiffers10
Micro HDMI ports quantityKnown for one1
Mini VGA ports quantityKnown for one1
Headphone outputsDiffers10
S/PDIF out portDiffersYesNo
Combo headphone/mic portKnown for oneYes
Microphone inDiffersYesNo
Performance1 differ
Motherboard chipsetDiffersIntel® HM65 ExpressIntel QS67 Express
Keyboardidentical
Windows keysKnown for oneYes
Processor special features6 differ
Intel Trusted Execution TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® AES New Instructions (Intel® AES-NI)DiffersNoYes
Intel® Turbo Boost TechnologyDiffersNo2.0
Processor ARK IDDiffers5343854620
Processor package sizeDiffers37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023)31.0 x 24.0 (BGA1023)
Intel® Smart CacheKnown for oneYes
Processor codeKnown for oneSR0DN
Battery1 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Battery capacityKnown for one50 Wh
Battery life (max)Known for one7 h
Power1 differ
AC adapter powerDiffers90 W45 W
AC adapter output currentKnown for one4.74 A
AC adapter output voltageKnown for one19 V
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Weight & dimensions3 differ
WeightDiffers1.78 kg1.3 kg
WidthDiffers328 mm325 mm
DepthDiffers233 mm223 mm
Height (front)Known for one3 mm
Height (rear)Known for one1.7 cm
HeightKnown for one25.4 mm
Other featuresidentical
Intel segment taggingKnown for oneEnterprise
Certificatesidentical
Wi-Fi certifiedKnown for oneYes

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