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Product comparison · 2 laptops

ASUS N55SF-SX456V Intel® Core™ i7 i7-2670QM vs ASUS Zenbook UX21A-K3005V Intel® Core™ i5 i5-3317U Laptop

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  • 137specifications compared
  • 58differ
  • 79identical
  • 45known for one product only

Key differences

  • Product colour
    • Black, Silver
    • Silver
  • Display diagonal
    • 39.6 cm (15.6")
    • 29.5 cm (11.6")
  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor generation
    • 2nd gen Intel® Core™ i7
    • 3rd gen Intel® Core™ i5
  • Processor model
    • i7-2670QM
    • i5-3317U
  • Processor cores
    • 4
    • 2
  • Processor threads
    • 8
    • 4
  • Processor boost frequency
    • 3.1 GHz
    • 2.6 GHz

Side by side

Differences highlightedShow differences only
182 specifications
A

ASUS

N55SF-SX456V Intel® Core™ i7 i7-2670QM

Model N55SF-SX456V

View product
B

ASUS

Zenbook UX21A-K3005V Intel® Core™ i5 i5-3317U Laptop

Model UX21A-K3005V

View product
Design1 differ
Product typeKnown for oneLaptop
Product colourDiffersBlack, SilverSilver
Housing materialKnown for oneAluminium
Display1 differ
Display diagonalDiffers39.6 cm (15.6")29.5 cm (11.6")
Display resolutionKnown for one1366 x 768 pixels
TouchscreenKnown for oneNo
HD typeKnown for oneHD
Native aspect ratioKnown for one16:9
Processor16 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffers2nd gen Intel® Core™ i73rd gen Intel® Core™ i5
Processor modelDiffersi7-2670QMi5-3317U
Processor coresDiffers42
Processor threadsDiffers84
Processor boost frequencyDiffers3.1 GHz2.6 GHz
Processor frequencyDiffers2.2 GHz1.7 GHz
Processor cacheDiffers6 MB3 MB
Processor socketDiffersBGA 1224BGA 1023
Processor lithographyDiffers32 nm22 nm
Processor seriesDiffersIntel Core i7-2600 Mobile SeriesIntel Core i5-3300 Mobile series
Processor codenameDiffersSandy BridgeIvy Bridge
SteppingDiffersD2L1
Thermal Design Power (TDP)Differs45 W17 W
TjunctionDiffers100 °C105 °C
CPU multiplier (bus/core ratio)Differs2217
Memory3 differ
Internal memoryDiffers8 GB4 GB
Memory clock speedDiffers1333 MHz1600 MHz
Maximum internal memoryDiffers8 GB4 GB
Memory layout (slots x size)Known for one2 x 4 GB
Memory slotsKnown for one2x SO-DIMM
Storage4 differ
Total storage capacityDiffers750 GB128 GB
Storage mediaDiffersHDDSSD
Number of SSDs installedKnown for one1
SSD capacityKnown for one128 GB
SSD interfaceKnown for oneSATA III
Optical drive typeDiffersDVD Super MultiNo
Compatible memory cardsDiffersMemory Stick (MS), MMC, MS PRO Duo, SDSD
Number of HDDs installedKnown for one1
HDD capacityKnown for one750 GB
HDD interfaceKnown for oneSATA
HDD speedKnown for one5400 RPM
HDD sizeKnown for one2.5"
Graphics7 differ
Discrete graphics cardDiffersYesNo
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 555MNot available
Graphics card familyDiffersIntel, NVIDIAIntel
On-board graphics card modelDiffersIntel® HD Graphics 3000Intel® HD Graphics 4000
On-board graphics card base frequencyDiffers650 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs1200 MHz1050 MHz
On-board graphics card IDDiffers0x1160x166
Discrete graphics card memoryKnown for one2 GB
Discrete graphics memory typeKnown for oneGDDR3
Audioidentical
Audio system full duplexKnown for oneYes
Optical driveidentical
LightScribeKnown for oneNo
Network3 differ
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11a, 802.11b, 802.11g
Ethernet LANDiffersYesNo
BluetoothDiffersNoYes
Bluetooth versionKnown for one4.0
Networking featuresKnown for oneGigabit Ethernet
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Cabling technologyKnown for one10/100/1000Base-T(X)
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers20
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
Combo headphone/mic portKnown for oneYes
Microphone inDiffersYesNo
Docking connectorKnown for oneNo
Headphone connectivityKnown for one3.5 mm
Microphone connectivityKnown for one3.5 mm
Performance1 differ
Motherboard chipsetDiffersIntel® HM65 ExpressIntel HM76 Express
Keyboard1 differ
Numeric keypadDiffersYesNo
Windows keysKnown for oneYes
Full-size keyboardKnown for oneYes
Processor special features6 differ
Graphics & IMC lithographyDiffers32 nm22 nm
Intel Secure Key Technology versionKnown for one1.00
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® Secure KeyKnown for oneYes
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Smart Response TechnologyKnown for oneNo
Processor ARK IDDiffers5347065707
Processor codeDiffersSR02SSR0N8
Processor package sizeDiffers31 mm31.0 x 24.0 mm
Conflict-Free processorDiffersNoYes
Battery2 differ
Battery technologyDiffersLithium-Ion (Li-Ion)Lithium Polymer (LiPo)
Battery capacityDiffers56 Wh35 Wh
Power1 differ
AC adapter powerDiffers120 W45 W
AC adapter output currentKnown for one6.3 A
Security1 differ
Cable lock slotDiffersYesNo
Fingerprint readerKnown for oneNo
Cable lock slot typeKnown for oneKensington
Weight & dimensions5 differ
WeightDiffers2.7 kg1.1 kg
WidthDiffers379 mm299 mm
DepthDiffers261 mm196.8 mm
Height (front)Differs3.7 cm3 mm
Height (rear)Differs3.8 cm1.7 cm
Packaging contentidentical
Cables includedKnown for oneAC
ManualKnown for oneYes
Quick start guideKnown for oneYes
Other featuresidentical
3DKnown for oneNo
Intel segment taggingKnown for oneEnterprise
Compliance industry standardsKnown for oneIEEE 802.3, IEEE 802.3u, IEEE 802.3ab

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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