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Product comparison · 2 laptops

ASUS Vivobook S400CA-DB51T laptop Intel® Core™ i5 i5-3337U vs ASUS Vivobook V551LB-DB71T laptop Intel® Core™ i7 i7-4500U

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  • 139specifications compared
  • 46differ
  • 93identical
  • 40known for one product only

Key differences

The ASUS Vivobook V551LB-DB71T laptop Intel® Core™ i7 i7-4500U has 0.3 GHz more processor boost frequency than the ASUS Vivobook S400CA-DB51T laptop Intel® Core™ i5 i5-3337U (3 GHz vs 2.7 GHz). The ASUS Vivobook V551LB-DB71T laptop Intel® Core™ i7 i7-4500U has 1 MB more processor cache than the ASUS Vivobook S400CA-DB51T laptop Intel® Core™ i5 i5-3337U (4 MB vs 3 MB). The ASUS Vivobook S400CA-DB51T laptop Intel® Core™ i5 i5-3337U has 2 W more thermal Design Power (TDP) than the ASUS Vivobook V551LB-DB71T laptop Intel® Core™ i7 i7-4500U (17 W vs 15 W). Only the ASUS Vivobook V551LB-DB71T laptop Intel® Core™ i7 i7-4500U has discrete graphics card. Only the ASUS Vivobook V551LB-DB71T laptop Intel® Core™ i7 i7-4500U has numeric keypad.

  • Product colour
    • Black, Metallic
    • Grey, Stainless steel
  • Display diagonal
    • 35.6 cm (14")
    • 39.6 cm (15.6")
  • Processor family
    • Intel® Core™ i5
    • Intel® Core™ i7
  • Processor generation
    • 3rd gen Intel® Core™ i5
    • 4th gen Intel® Core™ i7
  • Processor model
    • i5-3337U
    • i7-4500U
  • Processor boost frequency
    • 2.7 GHz
    • 3 GHz
  • Processor cache
    • 3 MB
    • 4 MB
  • Processor socket
    • BGA 1023
    • BGA 1168

Side by side

Differences highlightedShow differences only
179 specifications
A

ASUS

Vivobook S400CA-DB51T laptop Intel® Core™ i5 i5-3337U

Model S400CA-DB51T

View product
B

ASUS

Vivobook V551LB-DB71T laptop Intel® Core™ i7 i7-4500U

Model V551LB-DB71T

View product
Design1 differ
Product colourDiffersBlack, MetallicGrey, Stainless steel
Display1 differ
Display diagonalDiffers35.6 cm (14")39.6 cm (15.6")
Touchscreen typeKnown for oneCapacitive
Touch technologyKnown for oneMulti-touch
Processor14 differ
Processor familyDiffersIntel® Core™ i5Intel® Core™ i7
Processor generationDiffers3rd gen Intel® Core™ i54th gen Intel® Core™ i7
Processor modelDiffersi5-3337Ui7-4500U
Processor boost frequencyDiffers2.7 GHz3 GHz
System bus rateKnown for one5 GT/s
Processor cacheDiffers3 MB4 MB
Processor socketDiffersBGA 1023BGA 1168
Processor seriesDiffersIntel Core i5-3300 Mobile seriesIntel Core i7-4500 Mobile series
Processor codenameDiffersIvy BridgeHaswell
Bus typeDiffersDMIDMI2
SteppingDiffersL1C0
Thermal Design Power (TDP)Differs17 W15 W
TjunctionDiffers105 °C100 °C
Maximum number of PCI Express lanesDiffers1612
PCI Express configurationsDiffers1x16, 2x8, 1x8+2x42x4
CPU multiplier (bus/core ratio)Known for one18
Memory3 differ
Internal memoryDiffers6 GB8 GB
Memory form factorDiffersOn-board + SO-DIMMSO-DIMM
Memory slotsDiffers1x SO-DIMM2x SO-DIMM
Storage4 differ
Total storage capacityDiffers500 GB1 TB
Storage mediaDiffersHDD+SSDHDD
HDD capacityDiffers500 GB1 TB
HDD interfaceKnown for oneSATA
HDD sizeKnown for one2.5"
Number of SSDs installedKnown for one1
SSD capacityKnown for one24 GB
Optical drive typeDiffersNoDVD Super Multi DL
Graphics5 differ
Discrete graphics cardDiffersNoYes
Discrete graphics card modelDiffersNot availableNVIDIA® GeForce® GT 740M
On-board graphics card modelDiffersIntel® HD Graphics 4000Intel® HD Graphics 4400
On-board graphics card base frequencyDiffers350 MHz200 MHz
On-board graphics card IDDiffers0x1660xA16
Discrete graphics card memoryKnown for one2 GB
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card DirectX versionKnown for one12
Audioidentical
Number of built-in speakersKnown for one2
Optical driveidentical
LightScribeKnown for oneNo
Networkidentical
Cabling technologyKnown for one10/100/1000Base-T(X)
Integrated 4G WiMAXKnown for oneYes
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers12
VGA (D-Sub) ports quantityDiffers10
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
Performanceidentical
Motherboard chipsetKnown for oneIntel HM76 Express
Keyboard1 differ
Numeric keypadDiffersNoYes
Keyboard layoutKnown for oneQWERTY
Full-size keyboardKnown for oneYes
Windows keysKnown for oneYes
Processor special features9 differ
Graphics & IMC lithographyKnown for one22 nm
Intel Dual Display Capable TechnologyDiffersYesNo
Intel Fast Memory AccessDiffersYesNo
Intel Flex Memory AccessDiffersYesNo
Intel Rapid Storage TechnologyDiffersNoYes
Intel Virtualization Technology for Directed I/O (VT-d)DiffersYesNo
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers7205575460
Processor codeDiffersSR0XLSR16Z
Processor package sizeDiffers31 x 24 (BGA1023)40 x 24 x 1.5 mm
Supported instruction setsDiffersAVXAVX 2.0, SSE4.1, SSE4.2
Intel ME Firmware VersionKnown for one9.5
Intel Smart Connect TechnologyKnown for oneYes
Intel Smart Connect Technology versionKnown for one1.00
Intel TSX-NIKnown for oneNo
Intel TSX-NI versionKnown for one0.00
Intel® High Definition Audio (Intel® HD Audio)Known for oneYes
Intel® Matrix Storage Technology (Intel® MST)Known for oneYes
Battery2 differ
Battery technologyDiffersLithium Polymer (LiPo)Lithium-Ion (Li-Ion)
Battery capacityDiffers44 Wh50 Wh
Battery life (max)Known for one5 h
Poweridentical
AC adapter powerKnown for one65 W
AC adapter frequencyKnown for one50 - 60 Hz
AC adapter input voltageKnown for one100 - 240 V
AC adapter output currentKnown for one3.42 A
AC adapter output voltageKnown for one19 V
Weight & dimensions3 differ
WeightDiffers1.8 kg2.4 kg
WidthDiffers339 mm381 mm
DepthDiffers239 mm259 mm
HeightKnown for one21 mm
Height (front)Known for one2.03 cm
Height (rear)Known for one2.29 cm
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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