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Product comparison · 2 laptops

ASUS K551LB-XX277D laptop Intel® Core™ i7 i7-4500U vs ASUS Vivobook S400CA-MBTS2-H laptop Intel® Core™ i5 i5-3317U

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  • 131specifications compared
  • 51differ
  • 80identical
  • 42known for one product only

Key differences

  • Display diagonal
    • 39.6 cm (15.6")
    • 35.6 cm (14")
  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor generation
    • 4th gen Intel® Core™ i7
    • 3rd gen Intel® Core™ i5
  • Processor model
    • i7-4500U
    • i5-3317U
  • Processor boost frequency
    • 3 GHz
    • 2.6 GHz
  • Processor frequency
    • 1.8 GHz
    • 1.7 GHz
  • Processor cache
    • 4 MB
    • 3 MB
  • Processor socket
    • BGA 1168
    • BGA 1023

Side by side

Differences highlightedShow differences only
173 specifications
A

ASUS

K551LB-XX277D laptop Intel® Core™ i7 i7-4500U

Model K551LB-XX277D

View product
B

ASUS

Vivobook S400CA-MBTS2-H laptop Intel® Core™ i5 i5-3317U

Model S400CA-MBTS2-H

View product
Display1 differ
Display diagonalDiffers39.6 cm (15.6")35.6 cm (14")
HD typeKnown for oneHD
Display surfaceKnown for oneGloss
Processor15 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffers4th gen Intel® Core™ i73rd gen Intel® Core™ i5
Processor modelDiffersi7-4500Ui5-3317U
Processor boost frequencyDiffers3 GHz2.6 GHz
Processor frequencyDiffers1.8 GHz1.7 GHz
Processor cacheDiffers4 MB3 MB
Processor socketDiffersBGA 1168BGA 1023
Processor seriesDiffersIntel Core i7-4500 Mobile seriesIntel Core i5-3300 Mobile series
Processor codenameDiffersHaswellIvy Bridge
Bus typeDiffersDMI2DMI
SteppingDiffersC0L1
Thermal Design Power (TDP)Differs15 W17 W
TjunctionDiffers100 °C105 °C
Maximum number of PCI Express lanesDiffers1216
PCI Express configurationsDiffers2x41x16, 2x8, 1x8+2x4
System bus rateKnown for one5 GT/s
CPU multiplier (bus/core ratio)Known for one17
Memory2 differ
Internal memory typeDiffersDDR3L-SDRAMDDR3-SDRAM
Memory form factorDiffersOn-board + SO-DIMMOn-board
Memory slotsKnown for one1x SO-DIMM
Maximum internal memoryKnown for one8 GB
Memory layout (slots x size)Known for one1 x 4 GB
Storage2 differ
Storage mediaDiffersHDDHybrid-HDD
Number of HDDs installedKnown for one1
HDD capacityKnown for one500 GB
Optical drive typeKnown for oneDVD Super Multi
Compatible memory cardsDiffersSD, SDHCSD
Hybrid-HDD cache typeKnown for oneSSD
Hybrid-HDD capacityKnown for one500 GB
Hybrid-HDD cache memoryKnown for one24 GB
Graphics4 differ
Discrete graphics cardKnown for oneYes
Discrete graphics card modelKnown for oneNVIDIA® GeForce® GT 740M
Discrete graphics card memoryKnown for one2 GB
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card modelDiffersIntel® HD Graphics 4400Intel® HD Graphics 4000
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card base frequencyDiffers200 MHz350 MHz
On-board graphics card dynamic frequency (max)Differs1100 MHz1050 MHz
On-board graphics card DirectX versionKnown for one12
On-board graphics card IDDiffers0xA160x166
Audio1 differ
Audio systemDiffersSonicMaster LiteSonicMaster
Cameraidentical
Front camera resolution (numeric)Known for one0.3 MP
Networkidentical
Integrated 4G WiMAXKnown for oneYes
Ports & interfaces5 differ
USB 2.0 ports quantityDiffers12
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers21
VGA (D-Sub) ports quantityDiffers01
Headphone outputsDiffers10
Microphone inDiffersYesNo
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
Combo headphone/mic portKnown for oneYes
Keyboard1 differ
Numeric keypadDiffersYesNo
Windows keysKnown for oneYes
Software1 differ
Operating system installedDiffersFreeDOSWindows 8
Processor special features12 differ
Intel Dual Display Capable TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel ME Firmware VersionKnown for one9.5
Intel Rapid Storage TechnologyDiffersYesNo
Intel Smart Connect TechnologyDiffersYesNo
Intel Smart Connect Technology versionKnown for one1.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® High Definition Audio (Intel® HD Audio)DiffersYesNo
Intel® Matrix Storage Technology (Intel® MST)DiffersYesNo
Processor ARK IDDiffers7546065707
Processor codeDiffersSR16ZSR0N8
Processor package sizeDiffers40 x 24 x 1.5 mm31.0 x 24.0 mm
Supported instruction setsDiffersAVX 2.0, SSE4.1, SSE4.2AVX
Graphics & IMC lithographyKnown for one22 nm
Intel® Active Management Technology (Intel® AMT)Known for oneNo
Intel® Rapid Start TechnologyKnown for oneNo
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Smart CacheKnown for oneYes
Intel® Smart Response TechnologyKnown for oneNo
Battery2 differ
Number of battery cellsDiffers34
Battery capacityDiffers50 Wh2950 mAh
Security1 differ
Cable lock slotDiffersYesNo
Cable lock slot typeKnown for oneKensington
Password protectionKnown for oneYes
Password protection typeKnown for oneBIOS, HDD, User
Weight & dimensions4 differ
WeightDiffers2.4 kg1.8 kg
WidthDiffers380 mm339 mm
DepthDiffers258 mm239 mm
HeightDiffers22.5 mm21 mm
Other featuresidentical
3DKnown for oneNo
Optical driveidentical
LightScribeKnown for oneNo
Performanceidentical
Motherboard chipsetKnown for oneIntel HM76 Express
Packaging contentidentical
AC adapter includedKnown for oneYes

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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