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Product comparison · 2 laptops

ASUS Vivobook V551LB-DB71T laptop Intel® Core™ i7 i7-4500U vs Dell 15R (5521)

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  • 138specifications compared
  • 43differ
  • 95identical
  • 43known 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 Dell 15R (5521) (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 Dell 15R (5521) (4 MB vs 3 MB). The Dell 15R (5521) 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 Dell 15R (5521) has Intel Dual Display Capable Technology. Only the Dell 15R (5521) has Intel Fast Memory Access.

  • Product colour
    • Grey, Stainless steel
    • Black, Silver
  • Processor family
    • Intel® Core™ i7
    • Intel® Core™ i5
  • Processor generation
    • 4th gen Intel® Core™ i7
    • 3rd gen Intel® Core™ i5
  • Processor model
    • i7-4500U
    • i5-3337U
  • Processor boost frequency
    • 3 GHz
    • 2.7 GHz
  • Processor cache
    • 4 MB
    • 3 MB
  • Processor socket
    • BGA 1168
    • BGA 1023
  • Processor codename
    • Haswell
    • Ivy Bridge

Side by side

Differences highlightedShow differences only
181 specifications
A

ASUS

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

Model V551LB-DB71T

View product
B

Dell

15R (5521)View product
Design1 differ
Product colourDiffersGrey, Stainless steelBlack, Silver
Displayidentical
Touchscreen typeKnown for oneCapacitive
HD typeKnown for oneHD
Touch technologyKnown for oneMulti-touch
Processor14 differ
Processor familyDiffersIntel® Core™ i7Intel® Core™ i5
Processor generationDiffers4th gen Intel® Core™ i73rd gen Intel® Core™ i5
Processor modelDiffersi7-4500Ui5-3337U
Processor boost frequencyDiffers3 GHz2.7 GHz
System bus rateKnown for one5 GT/s
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
CPU multiplier (bus/core ratio)Known for one18
Memory1 differ
Internal memoryDiffers8 GB6 GB
Memory layout (slots x size)Known for one1 x 2 + 1 x 4 GB
Maximum internal memory (64-bit)Known for one8 GB
Storage4 differ
Total storage capacityDiffers1 TB750 GB
HDD capacityDiffers1 TB750 GB
HDD interfaceKnown for oneSATA
Optical drive typeDiffersDVD Super Multi DLDVD Super Multi
Compatible memory cardsDiffersSDMemory Stick (MS), MMC, MMC+, MS PRO, MSXC, SD, SDHC, SDXC
Graphics4 differ
Discrete graphics card modelDiffersNVIDIA® GeForce® GT 740MAMD Radeon HD 8730M
Discrete graphics memory typeKnown for oneGDDR3
On-board graphics card modelDiffersIntel® HD Graphics 4400Intel® HD Graphics 4000
On-board graphics card base frequencyDiffers200 MHz350 MHz
On-board graphics card IDDiffers0xA160x166
Maximum on-board graphics card memoryKnown for one1.74 GB
On-board graphics card DirectX versionKnown for one12
Audio1 differ
Audio systemDiffersSonicMasterWaves MaxxAudio
Number of built-in speakersKnown for one2
Cameraidentical
Front camera resolution (numeric)Known for one1 MP
Front camera resolutionKnown for one1280 x 720 pixels
Front cameraKnown for oneYes
Network1 differ
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s10,100 Mbit/s
Cabling technologyKnown for one10/100Base-T(X)
Networking standardsKnown for oneIEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Integrated 4G WiMAXKnown for oneYes
Data networkKnown for oneNot supported
4G WiMAXKnown for oneNo
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers12
HDMI versionKnown for one1.4a
Total number of SATA connectorsKnown for one4
Number of SATA III connectorsKnown for one4
Performanceidentical
Motherboard chipsetKnown for oneIntel HM76 Express
Keyboardidentical
Full-size keyboardKnown for oneYes
Softwareidentical
Drivers includedKnown for oneYes
Processor special features9 differ
Graphics & IMC lithographyKnown for one22 nm
Intel Dual Display Capable TechnologyDiffersNoYes
Intel Fast Memory AccessDiffersNoYes
Intel Flex Memory AccessDiffersNoYes
Intel Rapid Storage TechnologyDiffersYesNo
Intel Virtualization Technology for Directed I/O (VT-d)DiffersNoYes
Intel® Small Business Advantage (Intel® SBA)Known for oneNo
Intel® Smart CacheKnown for oneYes
Processor ARK IDDiffers7546072055
Processor codeDiffersSR16ZSR0XL
Processor package sizeDiffers40 x 24 x 1.5 mm31 x 24 (BGA1023)
Supported instruction setsDiffersAVX 2.0, SSE4.1, SSE4.2AVX
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
Number of battery cellsDiffers36
Battery capacityDiffers50 Wh65 Wh
Battery life (max)Known for one5 h
Security1 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Weight & dimensions4 differ
WeightDiffers2.4 kg2.32 kg
WidthDiffers381 mm376 mm
Height (front)Differs2.03 cm2.49 cm
Height (rear)Differs2.29 cm3.13 cm
Packaging contentidentical
AC adapter includedKnown for oneYes
Cables includedKnown for oneAC
ManualKnown for oneYes
Warranty cardKnown for oneYes
Other featuresidentical
3DKnown for oneNo

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